
Carrier P201-3403 Transformer
The Carrier P201-3403 Transformer is a heavy-duty 40VA HVAC control transformer engineered for precision power conversion in residential and commercial climate systems. As a multi-tap Totaline OEM replacement part, this component features a versatile primary winding capable of handling 120V, 208V, or 240V AC inputs, stepping down to a stable 24V AC secondary output. This Carrier multi-tap transformer is specifically designed to energize low-voltage circuits, including digital thermostats, contactors, and integrated furnace control boards. The foot-mount transformer configuration allows for secure mechanical installation inside the air handler or furnace cabinet, while the 9-inch color-coded lead wires simplify field wiring for technicians. Built to 50/60 Hz specifications, it ensures consistent electrical performance and inductive load management, preventing common HVAC voltage drop issues in heavy-duty control loops.
Key Technical Benefits:
- Triple-Tap Primary: Supports 120V, 208V, and 240V utility power for maximum field flexibility.
- Industrial 40VA Rating: Provides sufficient wattage for multiple control components without thermal tripping.
- OEM Compatibility: Direct Totaline P201-3403 replacement ensures exact physical and electrical matching for Carrier and Bryant equipment.
- Durable Construction: Engineered to withstand the high-temperature environments of HVAC cabinets.
- Quick Connection: 9-inch leads pre-stripped for faster integration into existing wiring harnesses.
Common Technical Questions:
Can I use this to replace a 30VA transformer?
Yes, you can upgrade from a lower VA rating to this 40VA model, as it provides more power overhead for your 24V accessories like smart thermostats or zone dampers.
How do I identify the common and hot leads on the primary side?
Always refer to the wiring diagram on the transformer body. Typically, the black wire is common, while white (120V), red (208V), and orange (240V) represent the different voltage taps.
Is this compatible with 50Hz electrical systems?
Yes, this unit is rated for both 50Hz and 60Hz, making it suitable for international applications or varied power grids.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Original: $40.88
-65%$40.88
$14.31Carrier P201-3403 Transformer
The Carrier P201-3403 Transformer is a heavy-duty 40VA HVAC control transformer engineered for precision power conversion in residential and commercial climate systems. As a multi-tap Totaline OEM replacement part, this component features a versatile primary winding capable of handling 120V, 208V, or 240V AC inputs, stepping down to a stable 24V AC secondary output. This Carrier multi-tap transformer is specifically designed to energize low-voltage circuits, including digital thermostats, contactors, and integrated furnace control boards. The foot-mount transformer configuration allows for secure mechanical installation inside the air handler or furnace cabinet, while the 9-inch color-coded lead wires simplify field wiring for technicians. Built to 50/60 Hz specifications, it ensures consistent electrical performance and inductive load management, preventing common HVAC voltage drop issues in heavy-duty control loops.
Key Technical Benefits:
- Triple-Tap Primary: Supports 120V, 208V, and 240V utility power for maximum field flexibility.
- Industrial 40VA Rating: Provides sufficient wattage for multiple control components without thermal tripping.
- OEM Compatibility: Direct Totaline P201-3403 replacement ensures exact physical and electrical matching for Carrier and Bryant equipment.
- Durable Construction: Engineered to withstand the high-temperature environments of HVAC cabinets.
- Quick Connection: 9-inch leads pre-stripped for faster integration into existing wiring harnesses.
Common Technical Questions:
Can I use this to replace a 30VA transformer?
Yes, you can upgrade from a lower VA rating to this 40VA model, as it provides more power overhead for your 24V accessories like smart thermostats or zone dampers.
How do I identify the common and hot leads on the primary side?
Always refer to the wiring diagram on the transformer body. Typically, the black wire is common, while white (120V), red (208V), and orange (240V) represent the different voltage taps.
Is this compatible with 50Hz electrical systems?
Yes, this unit is rated for both 50Hz and 60Hz, making it suitable for international applications or varied power grids.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
The Carrier P201-3403 Transformer is a heavy-duty 40VA HVAC control transformer engineered for precision power conversion in residential and commercial climate systems. As a multi-tap Totaline OEM replacement part, this component features a versatile primary winding capable of handling 120V, 208V, or 240V AC inputs, stepping down to a stable 24V AC secondary output. This Carrier multi-tap transformer is specifically designed to energize low-voltage circuits, including digital thermostats, contactors, and integrated furnace control boards. The foot-mount transformer configuration allows for secure mechanical installation inside the air handler or furnace cabinet, while the 9-inch color-coded lead wires simplify field wiring for technicians. Built to 50/60 Hz specifications, it ensures consistent electrical performance and inductive load management, preventing common HVAC voltage drop issues in heavy-duty control loops.
Key Technical Benefits:
- Triple-Tap Primary: Supports 120V, 208V, and 240V utility power for maximum field flexibility.
- Industrial 40VA Rating: Provides sufficient wattage for multiple control components without thermal tripping.
- OEM Compatibility: Direct Totaline P201-3403 replacement ensures exact physical and electrical matching for Carrier and Bryant equipment.
- Durable Construction: Engineered to withstand the high-temperature environments of HVAC cabinets.
- Quick Connection: 9-inch leads pre-stripped for faster integration into existing wiring harnesses.
Common Technical Questions:
Can I use this to replace a 30VA transformer?
Yes, you can upgrade from a lower VA rating to this 40VA model, as it provides more power overhead for your 24V accessories like smart thermostats or zone dampers.
How do I identify the common and hot leads on the primary side?
Always refer to the wiring diagram on the transformer body. Typically, the black wire is common, while white (120V), red (208V), and orange (240V) represent the different voltage taps.
Is this compatible with 50Hz electrical systems?
Yes, this unit is rated for both 50Hz and 60Hz, making it suitable for international applications or varied power grids.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.












