SiemensReplacement Keys
Siemens Selector Switch Key: 501CH Key Code
The SIEMENS Selector Switch Key with 501CH Key Code, Series Class 52 (MPN 52KEY-501CH) is a replacement key designed for use with SIEMENS Key Release Operators. This key is identified by its 501CH key code and is…
SKU 3G-OTH-32524
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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore
Product Description
The SIEMENS Selector Switch Key with 501CH Key Code, Series Class 52 (MPN 52KEY-501CH) is a replacement key designed for use with SIEMENS Key Release Operators. This key is identified by its 501CH key code and is compatible with the specified operator type.
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 replacement keys. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
