Hobby-Lobby Pentium-45A Electronic Speed Controller (ESC) for brushless motors.

Redcat Hobbywing 45A Brushless ESC Speed Controller Splashproof 3s HW-WP-S10E

Hobbywing QuicRun 10BL60 Sensorless Brushless Electric Speed Controller ESC

Hobbywing Skywalker 50A Brushless ESC With BEC For RC Airplane Speed controller

Hobbywing QuicRun WP-16BL30 30A Brushless ESC Speed Controller For 1/16 RC Car

SURPASS HOBBY 2845 Brushless Motor 4500KV 45A ESC Combo for 1/14 RC Car Upgrade

Hobbywing QUICRUN WP 10BL120 G2 120A 2-4S Lipo Speed Controller Brushless ESC

Hobbywing Program Card for Speed Controller ESC Open Box