Description
The Schneider Electric (Square D) 9070T150D2 is a heavy-duty control circuit transformer engineered to deliver dependable, low-voltage power for HVAC control systems, building automation panels, and industrial control applications. With a 150VA capacity and a dual primary voltage configuration, this transformer is a versatile solution for a wide range of commercial and light industrial installations.
Key Features
- Primary voltage: 240V / 480V dual-tap configuration for flexible installation
- Secondary voltage: 24V — the standard control circuit voltage for HVAC thermostats, contactors, and relays
- 150VA power rating provides ample capacity for demanding control circuit loads
- Manufactured by Schneider Electric under the trusted Square D brand
- Designed for reliable, continuous-duty performance in commercial and industrial environments
- Compact, panel-mount ready design simplifies installation in electrical enclosures and control panels
Typical Applications
- HVAC control circuits and thermostat power supply
- Building automation and energy management systems
- Motor starter and contactor control circuits
- Industrial machine control panels
- Commercial rooftop unit and air handler control wiring
Why Choose the Square D 9070T150D2?
Schneider Electric’s Square D 9070T-series transformers are among the most widely specified control transformers in the HVAC and industrial controls industry. The 9070T150D2 combines robust construction with a dual-primary winding that allows a single SKU to serve both 240V and 480V supply voltages — reducing inventory complexity and simplifying field installation. The 24V secondary output is the universal standard for low-voltage HVAC control circuits, making this transformer a direct fit for thermostats, relays, contactors, and zone control boards across virtually all major equipment brands.
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