Description
The Siemens MT0250J is a 250VA multi-tap control transformer engineered to provide dependable, stable power conversion for commercial and industrial HVAC control circuits. Designed to step down primary voltages of 208V, 230V, or 460V to secondary outputs of 115V and 24V, this transformer is an essential component for powering control panels, thermostats, relays, and other low-voltage HVAC control devices.
Built to Siemens’ exacting quality standards, the MT0250J delivers consistent performance in demanding building automation and HVAC applications. Its multi-tap primary winding offers installation flexibility, allowing it to adapt to a variety of available supply voltages found in commercial and light industrial environments.
Key Features
- 250VA rated capacity for robust control circuit power delivery
- Multi-tap primary: 208V, 230V, and 460V input options
- Dual secondary outputs: 115V and 24V
- Suitable for HVAC control panels, building automation systems, and industrial control applications
- Siemens quality construction for long-lasting, reliable performance
- Compact design for easy panel integration
Specifications
- SKU: MT0250J
- Brand: Siemens
- VA Rating: 250VA
- Primary Voltage: 208V / 230V / 460V (multi-tap)
- Secondary Voltage: 115V / 24V
- Application: HVAC and building automation control circuits
Applications
- Commercial HVAC control panels
- Building automation and energy management systems
- Industrial control circuits requiring stepped-down voltage
- Relay, contactor, and thermostat power supply







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