SiemensPanel-Mounted Key Switches with Contacts
Siemens Selector Switch: 2 Position, 22 mm Panel Mounting Size, 1NO/1NC
The SIEMENS Selector Switch is a panel-mounted key switch with contacts, part of the Series 3SU1150 (MPN 3SU1150-4BF11-1FA0). It features a 22 mm panel mounting size, a 2-position maintained/maintained switch action…
SKU 3G-OTH-32150
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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore
Product Description
The SIEMENS Selector Switch is a panel-mounted key switch with contacts, part of the Series 3SU1150 (MPN 3SU1150-4BF11-1FA0). It features a 22 mm panel mounting size, a 2-position maintained/maintained switch action, and a 1NO/1NC contact form. The key can be removed in any position.
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 panel-mounted key switches with contacts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
