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Siemens Room Temperature Sensor, Beige, Indoor - Temperature Sensors
SiemensTemperature Sensors

Siemens Room Temperature Sensor, Beige, Indoor

The Siemens Room Temperature Sensor (SKU 878FF9, MPN 540-660A) is an indoor temperature sensor with a beige finish, designed for surface mounting. It features a cable electrical connection and operates within a…

SKU 3G-OTH-70811

Brand
Siemens
Item
Room Temperature Sensor, Beige, Indoor
Category
Temperature Sensors
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Technical Specifications

Siemens
Brand
SIEMENS
Application
Temperature
Mounting Type
Surface Mount
Indoor/Outdoor
Indoor
Temperature Range
55° to 95°F
Manufacturer Part Number
540-660A
Electrical Connection Type
Cable
Compatible Brand and Series
Siemens Terminal Equipment Controllers (TEC)
View Full Spec Sheet

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

Product Description

The Siemens Room Temperature Sensor (SKU 878FF9, MPN 540-660A) is an indoor temperature sensor with a beige finish, designed for surface mounting. It features a cable electrical connection and operates within a temperature range of 55° to 95°F. This sensor is compatible with Siemens Terminal Equipment Controllers (TEC) series.

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 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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