Check the listing for details. TW01BLK12 Black Hall Effect Thumbwheel Self Centering Joystick APEM. Condition: New, Made in United Kingdom. Listed at 133.07 USD. TW01BLK12 Black Hall Effect Thumbwheel Self Centering Joystick APEM TW01BLK12 Black Hall Effect Thumbwheel Self Centering Joystick APEM 83.99 Ask a question The TW01BLK12 is a self-centering, low profile joystick that provides smooth, precise fingertip control in one axis. Featuring non-contacting hall effect technology for long life performance, the joystick offers excellent proportional control, stable output, long life and is designed for panel mount applications and joystick integration. Supply voltage: 5VDC Output voltage: 0-5VDC Spring return to center IP67 sealing Black actuator Panel cut-out: 36.6 x 16.3mm 22AWG 41cm cables Default wire colour code: red +5V, black ground, blue output alpha, blue/white output beta About Us Shop related items eBay & Ecommerce Stores By.