SKU: 90305559145
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Industrial Build: Optimized for high-temperature environments typical of unit heater cabinets
Modern Compatibility: Fully compatible with standard 24-volt HVAC controllers and building automation systems for seamless integration into existing hydronic loops
Terminal Accessibility: Simplifies field wiring for contractors during routine maintenance or system upgrades
Designed to remain open when de-energized
Dynamic Voltage Regulation: Supports standard 208V and 277V primary inputs for flexible application
Siemens Industrial Controls 3RT2026-1AC20 Contactor 328140-751 Industrial Build: Optimized for high-temperatureThe Siemens 3RT2026 1AC20 Contactor is a robust, industrial grade power contactor engineered for high cycle motor control in HVACR and automation systems. As a core component of the SIRIUS innovation series, this Size S0 contactor is the upgraded successor to the now obsolete 3RT1026 1AC20, offering superior reliability with a mechanical service life of up to 10 million switching cycles. This 3 pole IEC contactor is designed for a rated operational