Description
The Siemens MT0750M is a 750VA multi-tap control transformer engineered for dependable voltage conversion in commercial and industrial HVAC control applications. With a dual primary voltage configuration and dual secondary output, this transformer offers flexible installation across a wide range of system voltages — making it an ideal solution for HVAC control panels, building automation systems, and other low-voltage control circuits.
Primary & Secondary Voltage Configuration
- Primary Voltage: 460V / 240V (multi-tap)
- Secondary Voltage: 240V / 120V
- VA Rating: 750VA
Key Features
- Multi-tap primary winding accommodates 460V or 240V input — no separate transformer needed for different supply voltages
- Dual secondary outputs of 240V and 120V provide versatile low-voltage control power
- 750VA capacity supports a broad range of HVAC control loads including contactors, relays, and control boards
- Siemens MT-series construction for long-lasting, reliable performance in demanding environments
- Compact design suitable for panel mounting in commercial and industrial control enclosures
Typical Applications
- HVAC control panels and building automation systems
- Commercial rooftop units and air handling units
- Industrial control circuits requiring step-down voltage conversion
- Retrofit and replacement applications for existing Siemens MT-series transformers
Why Choose the Siemens MT0750M?
Siemens is a globally recognized leader in electrical and automation technology. The MT0750M delivers the multi-tap flexibility and robust 750VA capacity that HVAC professionals need to power control circuits reliably across varied voltage environments. Whether you’re specifying new construction or replacing an aging transformer, the MT0750M is a proven, trusted choice.









