Drawing of the part type. Check the specs and the label on your old part.
THERMOCOUPLE
24" Thermocouple (Resideo Q390A1046)
Part no. Q390A1046 · Compatible replacement part · Resideo
LENGTH
24"
VOLTAGE RATING
30mV
CONNECTION
11/32" 32 Male Nut
$20.49
- 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 thermocouple next to this list. 3 ticks means it fits.
THIS PART'S NUMBERS
124"
230mV
311/32" 32 Male Nut
Tick each box once you check it. 3 left to check.
Specs
| Length | 24" |
|---|---|
| Voltage rating | 30mV |
| Connection | 11/32" 32 Male Nut |
| Output | 26 mV to 32 mV |
| Resistance | 0.02 ohms |
| Temperature rating | Cold Junction: 780 F |
| Includes | Adapter |
| 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 the furnace power switch and the gas valve before you start.
- If you smell gas, leave the house. Call your gas company from outside.
- Never bypass a safety switch or sensor.
- Not sure? Call a licensed HVAC tech. Gas work is not a guessing game.
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.