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Honeywell Actuator: Dampers/Valves, Floating Point/On/Off, Non-Spring Return, 70 in-lb - Non-Fail-Safe Actuators
HoneywellNon-Fail-Safe Actuators

Honeywell Actuator: Dampers/Valves, Floating Point/On/Off, Non-Spring Return, 70 in-lb

The Honeywell ML6174B2019/U is a non-fail-safe actuator for dampers and valves, featuring a 90° stroke and CW/CCW shaft rotation via an aluminum hub. It operates on 24V AC with floating point/on/off control, includes…

SKU 3G-OTH-67329

Brand
Honeywell
Item
Actuator: Dampers/Valves, Floating Point/On/Off, Non-Spring Return, 70 in-lb
Category
Non-Fail-Safe Actuators
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Technical Specifications

Honeywell
Manufacturer Part Number
ML6174B2019/U
Type
Floating Point/On/Off, Non-Spring Return, 70 in-lb, NEMA 1 / IP54
AC
24V
Shaft Type
Aluminum Hub
Input Voltage
24V AC
Stroke Degree
90°
Shaft Rotation
CW/CCW
Auxiliary Switch Included
Yes
Electrical Connection Type
Screw Terminals
For Use With Building Automation Systems
Building Automation System Compatible
View Full Spec Sheet

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Honeywell Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Honeywell ML6174B2019/U is a non-fail-safe actuator for dampers and valves, featuring a 90° stroke and CW/CCW shaft rotation via an aluminum hub. It operates on 24V AC with floating point/on/off control, includes an auxiliary switch, and uses screw terminals for electrical connection. This NEMA 1/IP54 rated actuator is compatible with building automation systems.

Frequently Asked Questions

What is the Honeywell ML6174B2019/U actuator used for?

The Honeywell ML6174B2019/U is a non-fail-safe actuator designed for dampers and valves in building automation systems. It provides 70 in-lb torque with a 90° stroke, operating on 24V AC with floating point/on/off control, making it suitable for HVAC and industrial air-handling applications.

What are the specifications of the Honeywell ML6174B2019/U actuator?

The Honeywell ML6174B2019/U actuator features a 90° stroke, CW/CCW shaft rotation via an aluminum hub, 70 in-lb torque, and 24V AC input. It includes an auxiliary switch, screw terminals for electrical connection, and is rated NEMA 1 / IP54 for indoor use in building automation systems.

Where to buy the Honeywell ML6174B2019/U actuator worldwide?

3G Electric supplies the Honeywell ML6174B2019/U actuator to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this non-fail-safe actuator for building automation systems.

How to install the Honeywell ML6174B2019/U actuator?

Install the Honeywell ML6174B2019/U actuator by mounting it on the damper or valve shaft using the aluminum hub. Connect 24V AC power and control wiring to the screw terminals per the wiring diagram. Ensure the stroke is set to 90° and verify CW/CCW rotation matches the application before commissioning.

Used in

Common applications for Honeywell
Commercial kitchen and inflight-catering steam boilers — RM7890 / RM7895 flame relays with UV detection
Food-processing ramp-and-dwell ovens — DBC2000E / DBC2100E controllers
Hotel and hospital boiler plants — VR8205 combination gas controls
Petrochemical tank-farm heating — V4xxx gas-valve bodies with ML7420 actuators
Retrofit swap-outs from legacy Fireye / Satronic — Honeywell replacement kits

Honeywell Products

3G Electric supplies Honeywell non-fail-safe actuators. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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