https://maxonmotorspeedcontroller.com Tue, 28 Apr 2026 05:45:44 +0000 en-US hourly 1 https://wordpress.org/?v=4.1.1 https://maxonmotorspeedcontroller.com/2026/04/15/80v-motor-speed-controller-dc-1253-8001-programmable-for-curtis-pmc-forklift/ https://maxonmotorspeedcontroller.com/2026/04/15/80v-motor-speed-controller-dc-1253-8001-programmable-for-curtis-pmc-forklift/#comments Wed, 15 Apr 2026 05:19:43 +0000 https://maxonmotorspeedcontroller.com/2026/04/15/80v-motor-speed-controller-dc-1253-8001-programmable-for-curtis-pmc-forklift/ […]]]>





These programmable controllers are simple to install, efficient, and cost effective. Typical applications include low lifts, stackers, fork lifts, reach trucks, personnel carriers, counterbalance trucks, order pickers, boom trucks, and other industrial vehicles. The 1244 MultiMode controller offers smooth, silent, cost effective control of motor speed and torque. Full-bridge field winding control stage is combined with a two quadrant, half-bridge armature power stage to provide solid state motor reversing and regenerative braking power without additional relays or contactors. The 1244 controller can also be specified to be compatible with CAN Bus communication systems. The programming device provides diagnostic and test capability in addition to configuration flexibility. Norminal Battery Voltage(Volts): 80V(72Vdefault setting). Amature Current Limit (amps): 600. Dimensions: L229xW178xH81 mm. Net Weight: 3.9 kg. PWM operating frequency: 16 kHz. Electrical isolation to heatsink min. KSI input current (no contactors engaged):160 mA without programmer;200 mA with programmer. Logic input voltage:>7.5 V High. Logic input current: 10 mA. Operating ambient temperature range: -40°C to 50°C. Heatsink overtemperature cutback: 85°C. Heatsink undertemperature cutback: -25°C. Full-bridge field and half-bridge armature power MOSFET design, providing infinitely variable forward, reverse, drive, and brake control silent high frequency operation, high efficiency, infinitely variable forward, reverse, drive, and brake control, silent high frequency operation, high efficiency. Regenerative braking, providing longer operation on a single battery charge and reducing motor brush wear and motor heating. Complete diagnostics through the programmer and the internal Status LED. Two fault outputs provide diagnostics to remotely mounted displays. Continuous armature current control, reducing arcing and brush wear. Automatic braking when throttle is reduced from either direction;this provides a compression braking feel and enhances safety by automatically initiating braking in an operator hands off condition. Deceleration Rate, Load Compensation, and Restraint features prevent downhill runaway conditions;speed is controlled to within approximately 20% of level surface value. MultiMode allows four user-selectable vehicle operating personalities. Programmable to match individual separately excited motor characteristics. Meets or exceeds EEC fault detect requirements. Vehicle top speed is controlled and limited in each mode. Linear temperature and undervoltage cutback on motor currents;no sudden loss of power under any thermal conditions. High pedal disable (HPD) and static return to off (SRO) interlocks prevent vehicle runaway at startup. Creep speed adjustable from 0% to 25% in each mode. Continuous diagnostics during operation, with microprocessor power-on self-test. Internal and external watchdog circuits ensure proper software operation. Programmable coil drivers provide adjustable contactor pull-in and holding voltages. Hour-meter enable output is active whenever the controProduct Description. 80V DC Series Motor Controller. Hydraulic Pump Motor Controller. Norminal Battery Voltage (Volts): 80V DC. By defaut, we will the controller of setting of 80V / 600A / 0-5k? (2-Wire Potentiometer Throttle). The Curtis 1253 provides a cost-effective solution for control of high power DC series-wound hydraulic pump motors. The 1253 accepts inputs from up to four Speed Select switches and also from an analog throttle. Its internal microprocessor-based logic controller provides maximum flexibility at minimum cost. Its performance characteristics can be tailored through an array of programmable parameters. Norminal Battery Voltage (Volts): 80V. Programmable Undervoltage Cutback (Volts): 54-70. Overvoltage Cutoff (Volts): 102. PWM operating frequency: 15.6 kHz. KSI input voltage: 28-60V DC. KSI input current (no contactors engaged). 60 mA without programmer. 130 mA with programmer. Logic input current. Status LED output current max. Heatsink overtemperature cutback: linear cutback starts at 80°C; complete cutoff at 120°C. Heatsink undertemperature cutback: 50% current below -25°C. Throttle Type: 0-5K? (default setting), 5K-0? , 0-5V or single-ended 3-wire potentiometer (1k? To 10k? Range). Dimensions: L196xW146xH77 mm. Net Weight: 2.6 kg. Storage ambient temperature range: -40°C to 85°C. Smooth and Quiet Control. Programmable acceleration rates provide smooth application of pump motor torque. 15.6 kHz PWM frequency for near-silent operation. Easily programmable through a Curtis programming device. Four Speed Select inputs SS1. SS4 with individually programmable top speeds. Programmable throttle input for precise speed control with a variety of signal sources. Programmable turn-off delay allows SS4 to be used for power steering. Adjustable minimum speed setting to ensure pump lubrication and to maintain steering system pressure. Robust Safety and Reliability. Interlock feature disables the controller when operator is not present. Programmable startup lockout prevents inadvertent operation. Seamless integration with Curtis gauges models 803, 841, 906, and enGage. IV for lift lockout function. Lift lockout disables the controller at low battery state of charge. Redundant watchdog timer circuits ensure proper software operation. External Status LED output for easy troubleshooting. Short-circuit protection on main contactor driver. Precharge control prevents pitting of contactor tips at startup. Thermal cutback provides protection to the controller. Rugged housing meets IP54 environmental ratings. Thank you for your support. We are not responsible for undeliverable address. Dear friend, your happy is very important to me! . We stand behind every product we sell. You can enjoy top-quality product and high-quality services from us, Trust me that you will have a pleasant shopping experience in here. We will be happy to assist you. We would try our best to serve you with any question / problem.

]]> https://maxonmotorspeedcontroller.com/2026/04/15/80v-motor-speed-controller-dc-1253-8001-programmable-for-curtis-pmc-forklift/feed/ 0 https://maxonmotorspeedcontroller.com/2025/10/31/evc255-8001-dc-80v-600a-pmc-forklift-pump-motor-speed-controller-a6-33/ https://maxonmotorspeedcontroller.com/2025/10/31/evc255-8001-dc-80v-600a-pmc-forklift-pump-motor-speed-controller-a6-33/#comments Fri, 31 Oct 2025 10:33:50 +0000 https://maxonmotorspeedcontroller.com/2025/10/31/evc255-8001-dc-80v-600a-pmc-forklift-pump-motor-speed-controller-a6-33/ […]]]>





Write to me if you need additional elements for this product, such as RAM, processor, video card or something else. If you have any compatibility questions, feel free to ask. I can provide a large number of spare parts for old PCs. We will reply your inquiry within 24 hours. We supply all items perfect quality the working & functional electronic components parts. We are hard to find you needed components, always welcome you any inquiry. Working time is On Monday – Friday, except holiday. We do work on Saturday & Sunday.

]]> https://maxonmotorspeedcontroller.com/2025/10/31/evc255-8001-dc-80v-600a-pmc-forklift-pump-motor-speed-controller-a6-33/feed/ 0 https://maxonmotorspeedcontroller.com/2025/09/06/1253-8001-motor-speed-controller-dc80v-600a-programmable-for-curtis-pmc-forklift/ https://maxonmotorspeedcontroller.com/2025/09/06/1253-8001-motor-speed-controller-dc80v-600a-programmable-for-curtis-pmc-forklift/#comments Sat, 06 Sep 2025 19:56:43 +0000 https://maxonmotorspeedcontroller.com/2025/09/06/1253-8001-motor-speed-controller-dc80v-600a-programmable-for-curtis-pmc-forklift/ […]]]>

















The motor controller made of high-quality aluminum and original specifications is ideal for replacing old and damaged motor controllers. The use of high-quality DC shunt motor can provide excellent starting performance and strong power for sightseeing vehicles, making driving safer and more stable. Durable&Safe Material: Its shell is made of high-quality aluminum, which is corrosion resistant and impact resistant, providing excellent durability and stability for the product with good heat dissipation performance. High Stability: It adopts DC separately excited motor for high reliability, providing you with a comfortable and safe driving experience. High Efficiency: It is an independent excitation motor speed controller, designed for various transport vehicles. The controller is simple to install and efficient. Programmable: The programmable feature allows you to change the battery voltage and gas pedal type to suit different models of electric vehicles. Lightweight&Portable : The lightweight (4.85 lbs) and compact size (7.725.122.95 inches) provide excellent portability for use. Simple Installation : The simple structure and matching parameters make it plug-and-play without modification, which is very convenient. The round holes on both sides are convenient for fixing the product. Easy Cleaning : The smooth surface and simple structure make it easy to clean. You only need to use a dry rag to wipe it gently. Customer Service : We aim to provide quality products and services. We will reply and solve the problem for you as soon as possible. Anti-slip Pad: The anti-slip pad can increase the stability of the product and ensure safety during use. Anti-slip Surface : The anti-slip strip on the surface can increase friction with objects in contact, effectively preventing slip and avoiding damage. Throttle Type: ITS0-5K? (Default Setting), 5K-0? Or 0-5V. Motor Type: DC Separately Excited Motor. Operating Ambient Temperature Range: -40°C-50°C/-40? -122? Storage Ambient Temperature Range: -40°C-85°C/-40? -185? Gross Weight: 2.2kg/4.85lbs. Package Size: 23138cm/95.13.1in. Product Size: 19.6137.5cm/7.725.122.95in. Please allow the slight color difference caused by the shooting light and the 1-3cm error due to manual measurement. Please make sure you do not mind before you order. Feedback is very important to us. It is impossible to address issues if we do not know about them! Faction is our ultimate goal. We work hard to earn your trust and future business. A If you receive a defective item, you may return it or ask for a discount. Due to time zones, our reply to your questions may not be immediately. If it’s non-workdays, please kindly be patient and wait till Monday.

]]> https://maxonmotorspeedcontroller.com/2025/09/06/1253-8001-motor-speed-controller-dc80v-600a-programmable-for-curtis-pmc-forklift/feed/ 0 https://maxonmotorspeedcontroller.com/2025/07/29/24v-250a-1232e-2121-ac-motor-speed-controller-for-curtis-hyster-yale-forklift/ https://maxonmotorspeedcontroller.com/2025/07/29/24v-250a-1232e-2121-ac-motor-speed-controller-for-curtis-hyster-yale-forklift/#comments Tue, 29 Jul 2025 17:59:57 +0000 https://maxonmotorspeedcontroller.com/2025/07/29/24v-250a-1232e-2121-ac-motor-speed-controller-for-curtis-hyster-yale-forklift/ […]]]>









24V 250A 1232E-2121 AC Motor Speed Controller for Curtis Hyster Yale Forklift. Through advanced control software, the controller ensures that the motor can run smoothly in different modes, including regenerative braking at full speed and high torque, zero speed and torque control, proprietary input/output ports and software to ensure This improves the economy and high efficiency of the controller for electromagnetic brake and hydraulic system control. Product model:1232E-2121 2. Product voltage:24V 3. Powerful operating system ensures that vehicle control, motor control and user-side programs run simultaneously. Advanced pulse width modulation technology ensures that the electricity is used efficiently and reduces the loss of motor energy consumption and torque conversion. Built-in electricity status and timer function. On-site debugging program, built-in flash memory can download software at any time. Warm reminder: If the package you received is damaged during transportation, please provide three or more photos. Based on the ZIP code of the destination. Feedback is very important to us. Good communication can fix all problems, we always believe that as long as you are willing to communicate with us, we will give you a satisfactory answer. Welcome to my shop. We have a 100% satisfaction goal.

]]> https://maxonmotorspeedcontroller.com/2025/07/29/24v-250a-1232e-2121-ac-motor-speed-controller-for-curtis-hyster-yale-forklift/feed/ 0 https://maxonmotorspeedcontroller.com/2025/07/04/24v-180a-1232e-2121-ac-motor-speed-controller-for-curtis-hyster-yale-forklift-2/ https://maxonmotorspeedcontroller.com/2025/07/04/24v-180a-1232e-2121-ac-motor-speed-controller-for-curtis-hyster-yale-forklift-2/#comments Sat, 05 Jul 2025 04:34:04 +0000 https://maxonmotorspeedcontroller.com/2025/07/04/24v-180a-1232e-2121-ac-motor-speed-controller-for-curtis-hyster-yale-forklift-2/ […]]]>









24V 180A 1232E-2121 AC Motor Speed Controller for Curtis Hyster Yale Forklift. Through advanced control software, the controller ensures that the motor can run smoothly in different modes, including regenerative braking at full speed and high torque, zero speed and torque control, proprietary input/output ports and software to ensure This improves the economy and high efficiency of the controller for electromagnetic brake and hydraulic system control. Product model:1232E-2121 2. Product voltage:24V 3. Powerful operating system ensures that vehicle control, motor control and user-side programs run simultaneously. Advanced pulse width modulation technology ensures that the electricity is used efficiently and reduces the loss of motor energy consumption and torque conversion. Built-in electricity status and timer function. On-site debugging program, built-in flash memory can download software at any time. If the package you received is damaged during transportation, please provide three or more photos. International buyers please note. 7-12 Workdays, To United Kingdom & Australia 15-35 Workdays, To other countries or district 20-50 Workdays. UPS Surepost usually takes 1-6 workdays. UPS GROUND usually takes 1-5 workdays. All these transport timeliness Don’t apply to remote districts. Confirmed address, please make sure that the address is correct before you check out! 2?? Warm reminder: If the package you received is damaged during transportation, please provide three or more photos. Feedback is very important to us. Good communication can fix all problems, we always believe that as long as you are willing to communicate with us, we will give you a satisfactory answer. 1?? Our main products are the best in the industry: Motor Controller, DC Contactor, Battery Connector, Electronic Part, Handle & Throttle, Switch and Multi-function HD Display for Forklift and Golf Cart. 2?? We have our own factory, and all of our products undergo a rigorous quality control process before leaving the factory. 3?? Contact our customer service team if you have any questions or concerns!!! Compatible with Electric Sacker/Pallet Truck/Forklift.

]]> https://maxonmotorspeedcontroller.com/2025/07/04/24v-180a-1232e-2121-ac-motor-speed-controller-for-curtis-hyster-yale-forklift-2/feed/ 0 https://maxonmotorspeedcontroller.com/2025/06/25/24v-180a-ac-motor-speed-controller-for-curtis-hyster-yale-forklift-1232e-2121/ https://maxonmotorspeedcontroller.com/2025/06/25/24v-180a-ac-motor-speed-controller-for-curtis-hyster-yale-forklift-1232e-2121/#comments Wed, 25 Jun 2025 15:40:33 +0000 https://maxonmotorspeedcontroller.com/2025/06/25/24v-180a-ac-motor-speed-controller-for-curtis-hyster-yale-forklift-1232e-2121/ […]]]>












24V 180A AC Motor Speed Controller for Curtis Hyster Yale Forklift 1232E-2121. Description: 24V 180A AC Motor Speed Controller for Curtis Hyster Yale Forklift 1232E-2121. Through advanced control software, the controller ensures that the motor can run smoothly in different modes, including regenerative braking at full speed and high torque, zero speed and torque control, proprietary input/output ports and software to ensure This improves the economy and high efficiency of the controller for electromagnetic brake and hydraulic system control. Product model:1232E-2121 2. Product voltage:24V 3. Powerful operating system ensures that vehicle control, motor control and user-side programs run simultaneously. Advanced pulse width modulation technology ensures that the electricity is used efficiently and reduces the loss of motor energy consumption and torque conversion. Built-in electricity status and timer function. On-site debugging program, built-in flash memory can download software at any time. If the package you received is damaged during transportation, please provide three or more photos. International buyers please note. 7-12 Workdays, To United Kingdom & Australia 15-35 Workdays, To other countries or district 20-50 Workdays. UPS Surepost usually takes 1-6 workdays. UPS GROUND usually takes 1-5 workdays. All these transport timeliness Don’t apply to remote districts. Confirmed address, please make sure that the address is correct before you check out! 2?? Warm reminder: If the package you received is damaged during transportation, please provide three or more photos. Feedback is very important to us. Good communication can fix all problems, we always believe that as long as you are willing to communicate with us, we will give you a satisfactory answer. 1?? Our main products are the best in the industry: Motor Controller, DC Contactor, Battery Connector, Electronic Part, Handle & Throttle, Switch and Multi-function HD Display for Forklift and Golf Cart. 2?? We have our own factory, and all of our products undergo a rigorous quality control process before leaving the factory. 3?? Contact our customer service team if you have any questions or concerns!!!

]]> https://maxonmotorspeedcontroller.com/2025/06/25/24v-180a-ac-motor-speed-controller-for-curtis-hyster-yale-forklift-1232e-2121/feed/ 0 https://maxonmotorspeedcontroller.com/2025/06/14/24v-180a-1232e-2121-ac-motor-speed-controller-for-curtis-hyster-yale-forklift/ https://maxonmotorspeedcontroller.com/2025/06/14/24v-180a-1232e-2121-ac-motor-speed-controller-for-curtis-hyster-yale-forklift/#comments Sun, 15 Jun 2025 01:33:40 +0000 https://maxonmotorspeedcontroller.com/2025/06/14/24v-180a-1232e-2121-ac-motor-speed-controller-for-curtis-hyster-yale-forklift/ […]]]>









24V 180A 1232E-2121 AC Motor Speed Controller for Curtis Hyster Yale Forklift. Through advanced control software, the controller ensures that the motor can run smoothly in different modes, including regenerative braking at full speed and high torque, zero speed and torque control, proprietary input/output ports and software to ensure This improves the economy and high efficiency of the controller for electromagnetic brake and hydraulic system control. Product model:1232E-2121 2. Product voltage:24V 3. Powerful operating system ensures that vehicle control, motor control and user-side programs run simultaneously. Advanced pulse width modulation technology ensures that the electricity is used efficiently and reduces the loss of motor energy consumption and torque conversion. Built-in electricity status and timer function. On-site debugging program, built-in flash memory can download software at any time. Warm reminder: If the package you received is damaged during transportation, please provide three or more photos. Based on the ZIP code of the destination. Feedback is very important to us. Good communication can fix all problems, we always believe that as long as you are willing to communicate with us, we will give you a satisfactory answer. Welcome to my shop. We have a 100% satisfaction goal.

]]> https://maxonmotorspeedcontroller.com/2025/06/14/24v-180a-1232e-2121-ac-motor-speed-controller-for-curtis-hyster-yale-forklift/feed/ 0 https://maxonmotorspeedcontroller.com/2025/04/19/24v-200a-ac-motor-speed-controller-for-curtis-hyster-toyota-forklift-1230-2402/ https://maxonmotorspeedcontroller.com/2025/04/19/24v-200a-ac-motor-speed-controller-for-curtis-hyster-toyota-forklift-1230-2402/#comments Sat, 19 Apr 2025 22:55:59 +0000 https://maxonmotorspeedcontroller.com/2025/04/19/24v-200a-ac-motor-speed-controller-for-curtis-hyster-toyota-forklift-1230-2402/ […]]]>











Electric Pallet Jack Truck. Product voltage:24V 3. Powerful operating system ensures that vehicle control, motor control and user-side programs run simultaneously. Advanced pulse width modulation technology ensures that the electricity is used efficiently and reduces the loss of motor energy consumption and torque conversion. Built-in electricity status and timer function. On-site debugging program, built-in flash memory can download software at any time. Sements will be given for delay, labor, mileage, or any other cost involved in installation or re-installation of the auto parts in question. We provide part numbers and high resolution pictures. Please check part numbers and pictures for compatibility. Warm reminder: If the package you received is damaged during transportation, please provide three or more photos. Welcome to my shop.

]]> https://maxonmotorspeedcontroller.com/2025/04/19/24v-200a-ac-motor-speed-controller-for-curtis-hyster-toyota-forklift-1230-2402/feed/ 0 https://maxonmotorspeedcontroller.com/2024/02/21/1253-8001-motor-speed-controller-80v-programmable-for-pmc-forklift-a1/ https://maxonmotorspeedcontroller.com/2024/02/21/1253-8001-motor-speed-controller-80v-programmable-for-pmc-forklift-a1/#comments Wed, 21 Feb 2024 11:33:40 +0000 https://maxonmotorspeedcontroller.com/2024/02/21/1253-8001-motor-speed-controller-80v-programmable-for-pmc-forklift-a1/ […]]]>





We are a professional supplier of industrial control parts. We have a lot of products and only show a small number of products on the website. Item contains: One item. If you have any question, please contact me directly. Instead of opening CASE. That brings us very bad effect and can’t solve any problem. We will give big discount for the future business. The buyers who directly open cases without contacting us first! Thank you for taking the time to shop with us. We realise that you want your stuff as soon as possible. That’s why we are committed to making sure that your order will leave our warehouse in time. Orders will be dispatched with China post or one of our designated courier services. Unfortunately we are unable to dispatch on the weekends or holidays. The item must be unused and must be in the same condition as it was dispatched from our warehouse. We will endeavour to respond within 24 hours. We are fully comitted to your complete satisfaction, so if anything isn’t clear, just get in touch. Our opening times are 08:00 – 20:00 Monday – Friday.

]]> https://maxonmotorspeedcontroller.com/2024/02/21/1253-8001-motor-speed-controller-80v-programmable-for-pmc-forklift-a1/feed/ 0 https://maxonmotorspeedcontroller.com/2023/06/07/motor-speed-controller-dc-1253-8001-80v-programmable-for-curtis-pmc-forklift/ https://maxonmotorspeedcontroller.com/2023/06/07/motor-speed-controller-dc-1253-8001-80v-programmable-for-curtis-pmc-forklift/#comments Wed, 07 Jun 2023 16:37:55 +0000 https://maxonmotorspeedcontroller.com/2023/06/07/motor-speed-controller-dc-1253-8001-80v-programmable-for-curtis-pmc-forklift/ […]]]>




These programmable controllers are simple to install, efficient, and cost effective. Typical applications include low lifts, stackers, fork lifts, reach trucks, personnel carriers, counterbalance trucks, order pickers, boom trucks, and other industrial vehicles. The 1244 MultiMode controller offers smooth, silent, cost effective control of motor speed and torque. Full-bridge field winding control stage is combined with a two quadrant, half-bridge armature power stage to provide solid state motor reversing and regenerative braking power without additional relays or contactors. The 1244 controller can also be specified to be compatible with CAN Bus communication systems. The programming device provides diagnostic and test capability in addition to configuration flexibility. Norminal Battery Voltage(Volts): 80V(72Vdefault setting). Amature Current Limit (amps): 600. Dimensions: L229xW178xH81 mm. Net Weight: 3.9 kg. PWM operating frequency: 16 kHz. Electrical isolation to heatsink min. KSI input current (no contactors engaged):160 mA without programmer;200 mA with programmer. Logic input voltage:>7.5 V High. Logic input current: 10 mA. Operating ambient temperature range: -40°C to 50°C. Heatsink overtemperature cutback: 85°C. Heatsink undertemperature cutback: -25°C. Full-bridge field and half-bridge armature power MOSFET design, providing infinitely variable forward, reverse, drive, and brake control silent high frequency operation, high efficiency, infinitely variable forward, reverse, drive, and brake control, silent high frequency operation, high efficiency. Regenerative braking, providing longer operation on a single battery charge and reducing motor brush wear and motor heating. Complete diagnostics through the programmer and the internal Status LED. Two fault outputs provide diagnostics to remotely mounted displays. Continuous armature current control, reducing arcing and brush wear. Automatic braking when throttle is reduced from either direction;this provides a compression braking feel and enhances safety by automatically initiating braking in an operator hands off condition. Deceleration Rate, Load Compensation, and Restraint features prevent downhill runaway conditions;speed is controlled to within approximately 20% of level surface value. MultiMode allows four user-selectable vehicle operating personalities. Programmable to match individual separately excited motor characteristics. Meets or exceeds EEC fault detect requirements. Vehicle top speed is controlled and limited in each mode. Linear temperature and undervoltage cutback on motor currents;no sudden loss of power under any thermal conditions. High pedal disable (HPD) and static return to off (SRO) interlocks prevent vehicle runaway at startup. Creep speed adjustable from 0% to 25% in each mode. Continuous diagnostics during operation, with microprocessor power-on self-test. Internal and external watchdog circuits ensure proper software operation. Programmable coil drivers provide adjustable contactor pull-in and holding voltages. Hour-meter enable output is active whenever the controProduct Description. 80V DC Series Motor Controller. Hydraulic Pump Motor Controller. Norminal Battery Voltage (Volts): 80V DC. By defaut, we will the controller of setting of 80V / 600A / 0-5kO (2-Wire Potentiometer Throttle). The Curtis 1253 provides a cost-effective solution for control of high power DC series-wound hydraulic pump motors. The 1253 accepts inputs from up to four Speed Select switches and also from an analog throttle. Its internal microprocessor-based logic controller provides maximum flexibility at minimum cost. Its performance characteristics can be tailored through an array of programmable parameters. Norminal Battery Voltage (Volts): 80V. Programmable Undervoltage Cutback (Volts): 54-70. Overvoltage Cutoff (Volts): 102. PWM operating frequency: 15.6 kHz. KSI input voltage: 28-60V DC. KSI input current (no contactors engaged). 60 mA without programmer. 130 mA with programmer. Logic input current. Status LED output current max. Heatsink overtemperature cutback: linear cutback starts at 80°C; complete cutoff at 120°C. Heatsink undertemperature cutback: 50% current below -25°C. Throttle Type: 0-5K O (default setting), 5K-0 O, 0-5V or single-ended 3-wire potentiometer (1kO to 10kO range). Dimensions: L196xW146xH77 mm. Net Weight: 2.6 kg. Storage ambient temperature range: -40°C to 85°C. Smooth and Quiet Control. Programmable acceleration rates provide smooth application of pump motor torque. 15.6 kHz PWM frequency for near-silent operation. Easily programmable through a Curtis programming device. Four Speed Select inputs SS1. SS4 with individually programmable top speeds. Programmable throttle input for precise speed control with a variety of signal sources. Programmable turn-off delay allows SS4 to be used for power steering. Adjustable minimum speed setting to ensure pump lubrication and to maintain steering system pressure. Robust Safety and Reliability. Interlock feature disables the controller when operator is not present. Programmable startup lockout prevents inadvertent operation. Seamless integration with Curtis gauges models 803, 841, 906, and enGage. IV for lift lockout function. Lift lockout disables the controller at low battery state of charge. Redundant watchdog timer circuits ensure proper software operation. External Status LED output for easy troubleshooting. Short-circuit protection on main contactor driver. Precharge control prevents pitting of contactor tips at startup. Thermal cutback provides protection to the controller. Rugged housing meets IP54 environmental ratings. Thank you for your support. We are not responsible for undeliverable address. Dear friend, your happy is very important to me! . We stand behind every product we sell. You can enjoy top-quality product and high-quality services from us, Trust me that you will have a pleasant shopping experience in here. We will be happy to assist you. We would try our best to serve you with any question / problem.

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