UNITED ELECTRICReplacement HVACR Controls, Switches & Thermostats
UNITED ELECTRIC Pressure Switch: Mfr Part # H400K-457
SKU 3G-OTH-95182
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UNITED ELECTRIC Products
3G Electric (S) Pte. Ltd. — Singapore
Used in
Common applications for UNITED ELECTRICHVACR systems — UNITED ELECTRIC pressure switches like H400K-457 for refrigerant pressure monitoring and compressor protection
Industrial refrigeration — Differential pressure switch J21K-254 for detecting filter clogging in ammonia or freon systems
Boiler control — Pressure switch 10F15 for low-water cutoff or high-pressure limit in steam boilers
Compressor control — Switch 10-C11 for unloader control or pressure regulation in reciprocating compressors
Process filtration — Differential pressure switch J21K-254 for monitoring pressure drop across bag filters or cartridge housings
Pump protection — Pressure switch H100-218 for dry-run protection or pressure-based pump start/stop in water systems
UNITED ELECTRIC Products
3G Electric supplies UNITED ELECTRIC replacement hvacr controls, switches & thermostats. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
