Drawing of the part type. Check the specs and the label on your old part.
TRANSFORMER
Transformer, 40VA, 60 Hz, 120/208/240V Primary, 24V Secondary, Multi-Mount (White Rodgers 90-T40M3)
Part no. 90-T40M3 · Compatible replacement part · White Rodgers
VA RATING
40 VA
INPUT VOLTS
240V
OUTPUT VOLTS
24v
$55.49
- Ships in 1 to 2 business days. Free over $49.
- 30-day returns on unused parts.
- 1-year warranty. Details
- Questions? Ask us to check the fit
FIT CHECK: MATCH THESE NUMBERS
Hold your old transformer next to this list. 3 ticks means it fits.
THIS PART'S NUMBERS
140 VA
2240V
324v
Tick each box once you check it. 3 left to check.
Specs
| Use | Air Conditioning |
|---|---|
| Input volts | 240V |
| Output volts | 24v |
| Hertz | 60 |
| VA rating | 40 VA |
| Connection | Leadwires |
| Mount | Multi |
| Voltage rating | 120/208/240 |
| Condition | New |
Will it fit?
Match the specs on your old part. Brand does not matter. The numbers do.
Brand names and part numbers are shown only to help you find a compatible part. This is not a brand-made part. We are not affiliated with or endorsed by these companies.
Safety: read before you start
- Turn off power at the breaker. Then pull the disconnect by the outdoor unit.
- A capacitor can hold a charge after power is off. Do not touch its terminals until it is discharged.
- Take a photo of the wires before you remove them.
- Not comfortable with any step? Call a licensed HVAC tech.
Shipping
Ships in 1 to 2 business days. Free standard shipping on orders over $49. You get tracking by email.
Returns
Return unused parts within 30 days. Parts that were installed or wired in can not be returned unless they are defective. Return policy.
Warranty
1-year warranty against defects. Keep your order email. Warranty details.