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Siemens Immersion sensor: Surface Mount, Std Housing, Analog, 0°F to 250°F, 375 A - Immersion Temperature Sensors

SiemensImmersion Temperature Sensors

Siemens Immersion sensor: Surface Mount, Std Housing, Analog, 0°F to 250°F, 375 A

The Siemens 544-577-25 is an immersion temperature sensor with a standard metal housing for surface-mount installation. It provides an analog 1k ohm Platinum 375 A temperature signal with ±0.54°F accuracy over a 0°F…

SKU 3G-OTH-68678

Brand

Siemens

Item

Immersion sensor: Surface Mount, Std Housing, Analog, 0°F to 250°F, 375 A

Category

Immersion Temperature Sensors

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Technical Specifications

Siemens

Brand

SIEMENS 

Display

Analog Display 

Housing

Metal 

Housing Type

Standard Housing 

Product Type

Immersion Temperature Sensor 

Mounting Location

Surface Mount 

Temperature Signal

1k ohm Platinum 375 A 

Temperature Accuracy

±0.54°F 

Manufacturer Part Number

544-577-25 

Temperature Signal Output

375 A 

Electrical Connection Type

Hardwired 

Compatible Building Automation Protocols

Modbus 

For Use With Building Automation Systems

Building Automation System Compatible 

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Siemens Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Siemens 544-577-25 is an immersion temperature sensor with a standard metal housing for surface-mount installation. It provides an analog 1k ohm Platinum 375 A temperature signal with ±0.54°F accuracy over a 0°F to 250°F range, features a hardwired electrical connection, and is compatible with Modbus building automation protocols.

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 immersion temperature sensors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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