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3L12 Bimetal Disc Thermostats

White-Rodgers 3L12 Bimetal Disc Thermostats are manual reset discs with quarter-inch quick-connect terminations. These thermostats feature loose-ring and stainless steel mounting brackets with a 90° orientation to mounting holes. These SPST thermostats are available with 15A at 120V_AC and 10A at 240V_AC resistive ratings. The pilot duty rating for switching is 125VA. White-Rodgers 3L12 thermostats are designed for safety in gas-fired furnaces, unit heaters, and roof-top units.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CAD) Filter the results in the table by unit price based on your quantity.	Qty.	Function	Opening Temp	Closing Temp	Current Rating	Voltage Rating	Product
Thermostats Safety Switch-Manual Reset,OpenOnRise130 3L12-130 White-Rodgers 1: $18.04 159In Stock	Mfr. Part # 3L12-130 Mouser Part # 802-3L12-130	White-Rodgers	Thermostats Safety Switch-Manual Reset,OpenOnRise130 Learn More about White-Rodgers white rodgers 3l12 thermostats	Datasheet	159In Stock	$18.04 $16.46 $16.07 $15.41 View $14.60 $13.61 $12.54 $11.81	Min.: 1 Mult.: 1
Thermostats Safety Switch-Manual Reset,OpenOnRise 135 3L12-135 White-Rodgers 1: $20.06 3In Stock	Mfr. Part # 3L12-135 Mouser Part # 802-3L12-135	White-Rodgers	Thermostats Safety Switch-Manual Reset,OpenOnRise 135 Learn More about White-Rodgers white rodgers 3l12 thermostats	Datasheet	3In Stock	$20.06 $17.67 $16.62 $15.44 View $14.63 $13.87 $13.75 $12.86 $12.17	Min.: 1 Mult.: 1	Open on Rise	135 F	Manual	15 A	120 VAC	Thermostats
Thermostats Safety Switch-Manual Reset,OpenOnRise 300 3L12-300 White-Rodgers 1: $22.36 13In Stock	Mfr. Part # 3L12-300 Mouser Part # 802-3L12-300	White-Rodgers	Thermostats Safety Switch-Manual Reset,OpenOnRise 300 Learn More about White-Rodgers white rodgers 3l12 thermostats	Datasheet	13In Stock	$22.36 $18.22 $17.11 $16.29 View $15.51 $14.54 $12.84 $11.79 $11.58	Min.: 1 Mult.: 1	Open on Rise	300 F	Manual	15 A	120 VAC	Thermostats
Thermostats Safety Switch-Manual Reset,OpenOnRise 35 3L12-350 White-Rodgers 1: $25.20 6In Stock	Mfr. Part # 3L12-350 Mouser Part # 802-3L12-350	White-Rodgers	Thermostats Safety Switch-Manual Reset,OpenOnRise 35 Learn More about White-Rodgers white rodgers 3l12 thermostats	Datasheet	6In Stock	$25.20 $19.92 $19.07 $18.01 View $16.91 $15.83 $15.65 $14.01 $11.10	Min.: 1 Mult.: 1	Open on Rise	350 F	Manual	15 A	120 VAC	Thermostats
Thermostats Safety Switch-Manual Reset,OpenOnRise 220 3L12-220 White-Rodgers 1: $18.35 2In Stock	Mfr. Part # 3L12-220 Mouser Part # 802-3L12-220	White-Rodgers	Thermostats Safety Switch-Manual Reset,OpenOnRise 220 Learn More about White-Rodgers white rodgers 3l12 thermostats	Datasheet	2In Stock	$18.35 $15.55 $14.90 $13.98 View $13.36 $12.47 $12.33 $11.40 $11.10	Min.: 1 Mult.: 1	Open on Rise	220 F	Manual	15 A	120 VAC	Thermostats
Thermostats Safety Switch-Manual Reset,OpenOnRise 24 3L12-240 White-Rodgers 1: $22.64 2In Stock	Mfr. Part # 3L12-240 Mouser Part # 802-3L12-240	White-Rodgers	Thermostats Safety Switch-Manual Reset,OpenOnRise 24 Learn More about White-Rodgers white rodgers 3l12 thermostats	Datasheet	2In Stock	$22.64 $17.63 $16.88 $15.75 View $14.75 $13.65 $13.61 $11.40 $11.10	Min.: 1 Mult.: 1
Thermostats Safety Switch-Manual Reset,OpenOnRise 230 3L12-230 White-Rodgers 1: $24.65 Non-Stocked	Mfr. Part # 3L12-230 Mouser Part # 802-3L12-230	White-Rodgers	Thermostats Safety Switch-Manual Reset,OpenOnRise 230 Learn More about White-Rodgers white rodgers 3l12 thermostats	Datasheet	Non-Stocked	$24.65 $23.82 $23.03 $21.61 View $20.66 $19.77 $19.35 $18.27 $16.07	Min.: 1 Mult.: 1	Open on Rise	230 F	Manual	15 A	120 VAC	Thermostats
Thermostats Safety Switch-Manual Reset,OpenOnRise 250 3L12-250 White-Rodgers 1: $18.35 Non-Stocked	Mfr. Part # 3L12-250 Mouser Part # 802-3L12-250	White-Rodgers	Thermostats Safety Switch-Manual Reset,OpenOnRise 250 Learn More about White-Rodgers white rodgers 3l12 thermostats	Datasheet	Non-Stocked	$18.35 $15.55 $14.90 $13.98 View $13.36 $12.47 $12.33 $11.40 $11.10	Min.: 1 Mult.: 1	Open on Rise	250 F	Manual	15 A	120 VAC	Thermostats
Thermostats Safety Switch-Manual Reset,OpenOnRise 26 3L12-260 White-Rodgers 1: $26.32 Non-Stocked	Mfr. Part # 3L12-260 Mouser Part # 802-3L12-260	White-Rodgers	Thermostats Safety Switch-Manual Reset,OpenOnRise 26 Learn More about White-Rodgers white rodgers 3l12 thermostats	Datasheet	Non-Stocked	$26.32 $20.74 $19.50 $18.58 View $17.87 $16.33 $12.73 $11.69 $11.48	Min.: 1 Mult.: 1	Open on Rise	260 F	Manual	15 A	120 VAC	Thermostats
Thermostats Safety Switch-Manual Reset,OpenOnRise 301 3L12-301 White-Rodgers 1: $23.96 Non-Stocked	Mfr. Part # 3L12-301 Mouser Part # 802-3L12-301	White-Rodgers	Thermostats Safety Switch-Manual Reset,OpenOnRise 301 Learn More about White-Rodgers white rodgers 3l12 thermostats	Datasheet	Non-Stocked	$23.96 $19.15 $18.37 $17.34 View $16.76 $15.65 $11.40 $11.10	Min.: 1 Mult.: 1	Open on Rise	300 F	Manual	15 A	120 VAC	Thermostats

3L12 Bimetal Disc Thermostats

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