Curtis Transistor

Find Curtis Instruments motor controllers and electronic control components for electric pallet jacks, walkie stackers, and forklifts. Curtis is one of the most widely used controller brands in the material handling industry, known for reliable DC and AC motor control systems across a broad range of OEM applications.

Compatible equipment brands include Crown, Yale, Hyster, Big Joe, BT Prime Mover, Raymond, and other major OEM manufacturers that specify Curtis controllers. Controllers are matched by model number, voltage, and current rating for verified fitment.

Curtis controller types available:

• Series DC Motor Controllers — Curtis 1204, 1205, 1209, and 1210 series for DC series-wound traction motors
• Separately Excited (SepEx) Controllers — Curtis 1243, 1244, and 1266 series for SepEx traction and pump motors
• AC Motor Controllers — Curtis 1232, 1234, and 1236 series for AC induction and permanent magnet motors
• Pump Motor Controllers — dedicated pump controllers for hydraulic lift systems

How to select the right Curtis controller: Note the Curtis model number printed on the controller label — this is the most reliable way to identify a direct replacement. Key specs include system voltage (24V, 36V, 48V), maximum current rating (amps), and motor type (series, SepEx, or AC). When replacing a controller, also confirm the software version and any OEM-specific programming requirements.

With 35+ Curtis controller SKUs in stock, most orders ship same or next business day from our US warehouse.