LiftMaster 1355

Its durable 1/2 HP motor and chain drive give it strong lifting power and steady performance. Part of the Contractor Series, it is the choice for value and reliability

LiftMaster 3275

3/4 HP Chain Drive is the perfect solution. Its finely-tuned, yet ruggedly designed 3/4 HP motor provides the precise synergy needed to open heavy garage doors quickly and quietly

LiftMaster GT

Heavy industrial-duty trolley operator. It features a continuous-duty high-starting torque motor, quiet-gliding rail spacers, a quick-mount swivel header bracket

Linear LDO50

Single-lamp 1/2 HP residential garage door operator compatible with belt & chain drive rails. Diagnostic system indicates six possible trouble conditions

Linear LSO50

Dual-lamp 1/2 HP residential garage door operator with vibration isolation mounting brackets, compatible with belt & chain drive rails. Diagnostic system indicates six possible trouble conditions