LF24-MFT-S-20 US Belimo Actuator

Damper Actuator, 35 in-lb [4 Nm], Spring return, AC/DC 24 V, 6…9 V, 1 x SPDT, MFT/programmable

SKU: LF24-MFT-S-20 Category: Actuators Brand: Belimo

Overview

The Belimo LF24-MFT-S-20 US is a spring-return damper actuator designed for fail-safe operation in HVAC systems. It incorporates Multi-Function Technology (MFT) for customizable control parameters.

Features

Spring-return mechanism ensures fail-safe positioning during power loss
Multi-Function Technology (MFT) allows custom control signal configuration
Integrated auxiliary switch for signaling and safety interfacing
Direct-coupled mounting for simple and secure installation

Specifications

Torque: 35 in-lb
Nominal Voltage: AC/DC 24 V
Control Signal: 2-10 V (configurable, set 6-9 V)
Auxiliary Switch: 1 x SPDT (S1)
Fail-Safe Function: Spring Return

Applications

Control of air dampers requiring fail-safe protection
Modulating damper control in building automation systems
Safety shut-off and emergency ventilation management

Weight	7 lbs
Dimensions	2 × 2 × 2 in
Actuator Type	Spring Return
Auxiliary Switch	1 x SPDT
Control Type	MFT/Programmable
Torque	35 in-lb [4 Nm]
Voltage	AC/DC 24 V