SiemensPressurized Room Controller Modules
Siemens Offboard Air Module: 550-819B
The SIEMENS Offboard Air Module (model 550-819B) is a pressurized room controller module designed for industrial air management systems. It operates on 110/220V AC and includes a mounting rail. This module is…
SKU 3G-OTH-174738
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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore
Product Description
The SIEMENS Offboard Air Module (model 550-819B) is a pressurized room controller module designed for industrial air management systems. It operates on 110/220V AC and includes a mounting rail. This module is compatible with manufacturer model number 570-00701PA.
Used in
Common applications for SiemensDistrict 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 pressurized room controller modules. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
