BAOMAIN 50A 4 Pole AC Contactor 110V 4NO DIN Rail for HVAC EV Smart Home

Key features

• 4-Pole 4NO Multi-Load SwitchingFeatures 4 Normally Open contacts for simultaneous control of multiple circuits. Capable of switching 3-phase compressors plus auxiliary loads from a single device
• 110V AC 50A Rated CurrentRated 110V AC 50A (AC-7a 50A / AC-7b 20A). Features 2.1W max power, 500V insulation withstand (Ui), and 500V operating voltage (Ue)—reliable for resistive and inductive loads
• DIN Rail Ready – Plug & PlaySnaps onto standard 35mm DIN rail for quick panel installation. Compatible with AWG 10-4 flexible cords for easy wiring alongside breakers
• 110V AC ONLY – Not DC CompatibleDesigned exclusively for 110V AC systems. NOT for DC use. Always use with short-circuit protection (fuse/MCB) and maintain proper spacing for heat dissipation
• Compressor & Multi-Load ControlDesigned for refrigeration compressors and multi-load applications. All four NO contacts switch simultaneously—perfect for HVAC systems, industrial refrigeration, and panel-building applications

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