48V / 60A / 72V - 550A CURTIS Programmable DC Series Motor Controller Assemblage

Hefei Huanxin Technology Development Co., Ltd. has been devoting ourselves to developing and manufacturing and other since 2004. We are located in Hefei, Anhui Province, with convenient transportation access. We employ over 101 - 200 People staff members. We have achieved great improvement since our company was founded in 2004. We abide by the motto of Firstclass quality, Reasonable price, Best service and Professional product support.

With its potentiality of driving high power rate DC series winding motor of upto 80V, CURTIS 1221M programmable series motor controllers are designed to provide smooth, silent, cost-effective control of motor speed and torque. 1221M controllers are updated versions of the popular 1209 / 1209B / 1221 controllers, with the added functionality of being programmable-via the CURTIS Model 1313-4331 Handheld Programmer or 1314 PC Programming Station. This means the controllers can be tailored to the needs of specific applications. In addition to configuration flexibility, use of the programmer offers diagnostic and test capability.

Features Include:


High-frequency switching and ultra-low voltage drops provide high efficiency and silent operation.
Simple mounting and wiring with push-on connectors for control signals and plated solid copper buses for power connections.
Compatible with either a two-wire potentiometer or a voltage throttle.
Throttle fault protection circuitry disables controller if throttle wires become open.
High pedal disable feature prevents controller operation if key is turned on while throttle is applied.
Plug braking diode internal to controller.
Thermal protection and compensation circuit provides constant current limit over operating range and during under/over temperature cutback; no sudden loss of power under any thermal conditions.
Undervoltage cutback function protects against low battery voltage, including low voltage caused by external loads.
Easily programmable through the CURTIS Model 1313-4331 Handheld Programmer or 1314 PC Programming Station.
Rugged anodized aluminum extruded housing meets IP65 environmental sealing standards for use in harsh environments.

Package:Normally we use the standard exporting packaging. We also can according to clients' request .

1. By Couriers: DHL, UPS, FEDEX, TNT are the main courier companies we are cooperating.
2. By Air: Delivery from the Shanghai airport to customer's destination city air port.
3. By Sea: Delivery from the Shanghai sea port .

Q1. Can I have a sample order?
A: Yes, we welcome sample order to test and check quality.
Q2. What about the lead time?
A: Sample needs 3-5 days.
Q3. Do you have any MOQ limit?
A: Low MOQ, 1pc for sample checking is available
Q4. How do you ship the goods and how long does it take to arrive?
A: We usually ship by DHL, UPS, FedEx or TNT. It usually takes 3-5 days to arrive. Airline and sea shipping also optional.
Q5. How to proceed an order?
A: Firstly let us know your requirements or application.
Secondly We quote according to your requirements or our suggestions.
Thirdly customer confirms the samples and places deposit for formal order.
Fourthly We arrange the production.
Q6. Is it OK to print my logo on the product?
A: Yes. Please inform us formally before our production and confirm the design firstly based on our sample.
Q7: Do you offer guarantee for the products?
A: Yes, we offer 1 year warranty to our products.
Q8: How to deal with the faulty?
A: Our products are produced in strict quality control system and the defective rate will be less than 0.2%