Belimo LF24 Damper Actuator

The Belimo LF24 Damper Actuator is a rugged ON/OFF, direct-coupled damper actuator engineered for precise HVAC control. With spring-return operation and a 24 V AC/DC supply, this compact unit delivers dependable performance across 50/60 Hz systems. Running power up to 5W and holding at 2.5W ensures energy-efficient operation in day-to-day use.

Designed for HVAC systems, it features a 95-degree rotation and 35 in-lb torque for reliable damper positioning. The NEMA 2, IP54 enclosure protects against dust and moisture in harsh environments, while the shaft accepts 3/8" to 1/2" diameters and a 3-foot 18 AWG appliance cable with a 1/2" conduit connector for flexible installation.

Built for durability and compliance, the LF24 carries UL (Canada and US), UL 873, CE, CAN/CSA C22.2, and ISO 9001 approvals, backed by a zinc-coated steel body and a broad operating temperature range of -22 to 122°F.

• ON/OFF direct-coupled operation with spring return
• Voltage: 24 V AC/DC; 50/60 Hz; Power: 5W running, 2.5W holding
• Torque: 35 in-lb; Angle of rotation: 95 degrees
• Enclosure: NEMA 2, IP54; Shaft: 3/8"–1/2"; Cable: 3 ft 18 AWG with 1/2" conduit
• Operating temp: -22 to 122°F; Material: Zinc-coated steel
• Approvals: UL, CE, CAN/CSA, ISO 9001