Check the listing for details. TW12BLU13 Blue Hall Effect Thumbwheel Self Centering Joystick APEM. Condition: New, Made in United Kingdom. Listed at 141.78 USD. TW12BLU13 Blue Hall Effect Thumbwheel Self Centering Joystick APEM TW12BLU13 Blue Hall Effect Thumbwheel Self Centering Joystick APEM 89.99 Ask a question The TW12BLU13 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: 0.5-4.5VDC Spring return to center IP67 sealing Blue actuator Panel cut-out: 36.6 x 16.3mm 28AWG 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.