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Siemens Actuator: Dampers, On/Off, Spring Return, 160 in-lb, 24V AC/DC - Fail-Safe Actuators with Spring Return
SiemensFail-Safe Actuators with Spring Return

Siemens Actuator: Dampers, On/Off, Spring Return, 160 in-lb, 24V AC/DC

The Siemens GCA126.1P is a fail-safe damper actuator with spring return, featuring a self-centering shaft coupling and a 90° stroke with CW/CCW rotation. It operates on 24V AC/DC with a 5W power rating, provides a 0…

SKU 3G-OTH-68040

Brand
Siemens
Item
Actuator: Dampers, On/Off, Spring Return, 160 in-lb, 24V AC/DC
Category
Fail-Safe Actuators with Spring Return
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Technical Specifications

Siemens
Manufacturer Part Number
GCA126.1P
Type
On/Off, Spring Return, 160 in-lb, Hardwired Plenum Rated Cables
AC/DC
24V
Shaft Type
Self-Centering Shaft Coupling
Power Rating
5W
Input Voltage
24V AC/DC
Output Signal
0 to 10V DC
Plenum Rating
Plenum Rated
Stroke Degree
90°
Shaft Rotation
CW/CCW
Auxiliary Switch Included
Yes
Electrical Connection Type
Hardwired
For Use With Building Automation Systems
Building Automation System Compatible
View Full Spec Sheet

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

Product Description

The Siemens GCA126.1P is a fail-safe damper actuator with spring return, featuring a self-centering shaft coupling and a 90° stroke with CW/CCW rotation. It operates on 24V AC/DC with a 5W power rating, provides a 0 to 10V DC output signal, and includes an auxiliary switch. This plenum-rated actuator is hardwired and compatible with building automation systems.

Used in

Common applications for Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks

Siemens Products

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

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Actuator: Dampers, Proportional, Spring Return, 160 in-lb, 24V AC/DC, Hardwired, NEMA 2 / IP54 (MPN GCA151.1U). Key specifications — Manufacturer Part Number: GCA151.1U; Shaft Type: Self-Centering Shaft Coupling; Shaft Rotation: CW/CCW; Plenum Rating: Not Plenum Rated; Power Rating: 5W; Input Voltage: 24V AC/DC; Brand: SIEMENS; For Use With Building Automation Systems: Building Automation System Compatible.
Actuator: Dampers, Proportional, Spring Return, 160 in-lb, 24V AC/DC, Hardwired, NEMA 2 / IP54 (MPN GCA161.1U). Key specifications — Manufacturer Part Number: GCA161.1U; Shaft Type: Self-Centering Shaft Coupling; Shaft Rotation: CW/CCW; Stroke Degree: 90°; Power Rating: 5W; Input Voltage: 24V AC/DC; Brand: SIEMENS; For Use With Building Automation Systems: Building Automation System Compatible.
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Actuator: Dampers, Proportional, Spring Return, 160 in-lb, 24V AC/DC, Hardwired, NEMA 2 / IP54 (MPN GCA161.1U). Key specifications — Manufacturer Part Number: GCA161.1U; Shaft Type: Self-Centering Shaft Coupling; Shaft Rotation: CW/CCW; Stroke Degree: 90°; Power Rating: 5W; Input Voltage: 24V AC/DC; Brand: SIEMENS; For Use With Building Automation Systems: Building Automation System Compatible.