Furnace Flame Rollout Switches
We sell directly to the homeowner
A flame rollout switch is a manual-reset safety that trips when flame escapes the burner compartment instead of being drawn into the heat exchanger. It is the last line of defence against a serious combustion fault, and unlike most switches it does not reset itself. A tripped rollout switch is never a nuisance fault.
60 flame rollout switches in stock, ready for same-day pickup at our Coquitlam warehouse or shipped worldwide.
Signs your rollout switche may have failed
- Furnace dead after running normally, with a popped reset button
- Scorching or soot around the burner compartment
- Switch trips again shortly after being reset
Not sure which part you need? Call 1-778-759-9864 with your furnace model number and we will confirm it before you order.
Shop flame rollout switches by brand
Flame Rollout Switches we stock

LENNOX FLAME ROLLOUT SWITCH/THERMOSTAT, 250F, MANUAL RESET

LENNOX ROLLOUT SWITCH, MANUAL RESET, SPST, 320F

LENNOX FLAME ROLLOUT SWITCH, 400F, MANUAL RESET

Rollout Switch, Manual Reset, SPST, 250F

LENNOX FLAME ROLLOUT, L220F, MANUAL RESET

SWITCH; FLAME ROLLOUT, 190F OPEN, 5.8 FL

Switch, Flame Rollout, 240F, Opens on Temp Rise

GOODMAN/AMANA ROLLOUT SWITCH, 300F

GOODMAN/AMANA L170F MAN RESET ROLLOUT SWITCH

GOODMAN/AMANA BRACKET FOR ROLLOUT SWITCH

YORK/ETC FLAME ROLL OUT MANUAL RESET

YORK/ETC LIMIT SWITCH OPEN 145F/CLOSES 105F, AUTO RESET

Control, Flame Rollout, DPST, 175 Open/95 Close

YORK/ETC CONTROL SWITCH, ROLLOUT, 225F OPEN/145F CLOSE

YORK/ETC TEMP FLAME ROLL OUT SWITCH

FLAME ROLLOUT SWITCH MANUAL RESET L300F

FLAME ROLLOUT SWITCH MANUAL RESET L300F

5/8" FLAME ROLLOUT SWITCH DISC MANUAL RESET L350F

FLAME ROLLOUT SWITCH MANUAL RESET L310F

5/8" FLAME ROLLOUT SWITCH DISC MANUAL RESET L350F

5/8" FLAME ROLLOUT SWITCH DISC MANUAL RESET L250F

5/8" FLAME ROLLOUT SWITCH DISC MANUAL RESET L160F

5/8" FLAME ROLLOUT SWITCH DISC MANUAL RESET L215F DRAFT SAFE GUARD LIMIT

5/8" FLAME ROLLOUT SWITCH DISC MANUAL RESET L190F

5/8" FLAME ROLLOUT SWITCH DISC MANUAL RESET L180F

5/8" FLAME ROLLOUT SWITCH DISC AUTO RESET L200-50F

5/8" FLAME ROLLOUT SWITCH DISC MANUAL RESET L350F

5/8" FLAME ROLLOUT SWITCH DISC MANUAL RESET L320F

5/8" FLAME ROLLOUT SWITCH DISC MANUAL RESET L270F

ARMSTRONG AIR LENNOX ROLLOUT SWITCH L185F

FLAME ROLLOUT SWITCH MANUAL RESET L285F

5/8" FLAME ROLLOUT SWITCH DISC MANUAL RESET L150F

5/8" FLAME ROLLOUT SWITCH DISC MANUAL RESET L400F

LENNOX ROLLOUT SWITCH, MANUAL RESET, SPST, 290F

LENNOX FLAME ROLLOUT SWITCH MANUAL RESET 350F

FLAME ROLLOUT SWITCH MANUAL RESET L120F

5/8" FLAME ROLLOUT SWITCH DISC MANUAL RESET L200F

5/8" FLAME ROLLOUT SWITCH DISC MANUAL RESET L370F

FLAME ROLLOUT SWITCH MANUAL RESET L300F

LENNOX FLAME ROLLOUT SWITCH, MANUAL RESET 340F

3/4" FLAME ROLLOUT SWITCH DISC MANUAL RESET L200F

LIMIT SWITCH MANUAL RESET L200F
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021-897
SWITCH; FLAME ROLLOUT SWITCH
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120-863
SWITCH,ROLLOUT,300 DEGREE
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121-134
SWITCH,ROLLOUT 350DEG OPEN MAN RESET
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121-498
BRACKET,SWITCH,ROLLOUT
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121-502
BRACKET,ROLLOUT SWITCH
Showing 47 of 60. Pick your brand above for the full list, or browse every part by number.
Rollout Switches questions
- My rollout switch tripped. Can I just reset it?
- You can reset it once to confirm the diagnosis, but do not keep resetting it. This switch trips because flame came back out of the burner box, and the usual causes are a cracked heat exchanger, a blocked flue, a failed inducer, or blocked burners. All of those can put combustion products into your home. If it trips a second time, stop and get the furnace inspected.
- Why did the switch itself fail?
- Rollout switches are one-time thermal devices in some designs and will not reset after tripping. They also fail open with age. Match the temperature rating and the mounting exactly — this is a safety device and the setpoint is not negotiable.
Need it today in Greater Vancouver?
Call ahead and we will set the part aside at the Coquitlam counter. No account, no trade card, no minimum order.

