Belimo LMB24-3 Damper Actuator

Belimo LMB24-3 Damper Actuator is a reliable ON/OFF, direct-coupled actuator designed for HVAC systems. This floating point device delivers precise damper control with non-spring return, operating on 24 V AC/DC and supporting 50/60 Hz for consistent performance. With a torque of 45 in-lb and a 95° rotation, it ensures accurate airflow modulation while optimizing energy efficiency.

Engineered for durability, this actuator combines a compact form factor with robust protection. It features a NEMA 2 enclosure and IP54 rating, a 3-foot plenum cable with a 1/2-inch conduit connector, and an anti-rotation strap for secure installation in tight HVAC spaces. The unit is UL-listed (Canada and US) and complies with UL 60730, CE, CAN/CSA E60730, and ISO 9001 standards, making it a trusted choice for commercial and residential applications.

• ON/OFF, Direct-Coupled, Floating Point operation
• Non-Spring Return
• Voltage: 24 V AC/DC; Frequency: 50/60 Hz
• Power: 1.5 W running; 0.2 W holding
• Torque: 45 in-lb
• Angle of Rotation: 95°
• Enclosure: NEMA 2, IP54
• Size: 2.6"W x 2.34"D x 6.57"H
• Shaft Diameter: 1/4" to 5/8"
• Supply Cable: 3 ft 18 AWG plenum cable with 1/2" conduit
• Operating Temp: -22 to 122°F
• Includes: Anti-Rotation Strap

Ideal for HVAC systems requiring reliable, efficient damper positioning, the Belimo LMB24-3 combines performance, durability, and industry-standard approvals in a compact package.