If your furnace is short-cycling, check the filter first — a clogged filter causes the limit switch to trip. If the filter is clean, then the switch itself may be failing.
SHL515 – HIGH TEMPERATURE LIMIT SWITCH (3″, L200°)
$35.14
Supco SHL515 high limit switch, 3-inch insertion, opens at 200°F, closes at 160°F. Auto reset. Crosses to Carrier HH12ZB200. Universal furnace replacement.
10226 Plano Rd, Suite 104, Dallas TX 75238
Questions? Call or text (214) 340-9421
Mon–Fri 10 am – 7 pm | Sat 10 am – 3 pm
Description
If your furnace is short-cycling (turning on and off repeatedly), a failed limit switch may be the cause. This 3-inch high limit switch opens at 200°F and auto-resets at 160°F. Direct cross to the Carrier HH12ZB200.
Specs: Opens at 200°F, closes at 160°F, auto reset, 3.12-inch insertion, SPST
Replaces: SHL515, HH12ZB200, SWT01260
Fits: Carrier/Bryant/Payne furnaces calling for HH12ZB200; Trane/American Standard models calling for SWT01260. Also fits other brands using a 3-inch L200 high limit switch.
Need help? See our Furnace Short Cycling Guide.
In stock at Open To Public HVAC Parts in Dallas. We test parts at the counter before you buy. Call or text (214) 340-9421.
