©Johnstone Supply eCatalog 216

HVAC CONTROLS Fan & Limit Controls

Therm-O-Disc Set Differential And Snap Disc Thermostats • These set differential controls are for OEM and replacement use • SPST single circuit control for fans and blowers and high limit safety

• SPST limit controls are available in automatic and manual pushbutton reset models WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

• SPDT 2-circuit control for universal use on two-speed blowers, high limit alarms, etc.

Appli cation Temp. Range

Reset Type

Appli cation Temp. Range

Reset Type

Each

Each

Order #

Mfg. #

Type

Order #

Mfg. #

Type

L36-109 L36-110 L36-111 L36-112 L36-113 L36-114 L36-115 L36-116 L36-117 L36-045 L36-046 L36-047 L36-118 L36-119

L36-120 L36-121 L36-122 L36-123 L36-124 L36-126 L36-127 L36-128 L36-129 L36-130 L36-131

3F01-110 Fan 110°F to 90°F 3F01-120 Fan 120°F to 110°F 3F01-130 Fan 130°F to 115°F 3F01-140 Fan 140°F to 120°F 3F01-150 Fan 150°F to 130°F 3F01-160 Fan 160°F to 140°F 3F01-180 Fan 180°F to 160°F 3F01-200 Fan 200°F to 180°F 3F01-350 Fan 350°F to 320°F

SPST — SPST — SPST — SPST — SPST — SPST — SPST — SPST — SPST — SPST — SPST — SPST — SPST — SPST Auto

31.49 31.49 31.49 31.49 31.49 31.49 31.49 31.49 25.99 25.99 25.99 25.99 31.49 31.49

3L01-200 Limit 3L01-230 Limit 3L01-250 Limit 3L01-300 Limit 3L01-350 Limit 3L02-160 Limit 3L02-170 Limit 3L02-180 Limit 3L02-190 Limit 3L02-200 Limit

160°F to 200°F 190°F to 230°F 210°F to 250°F 250°F to 300°F 310°F to 350°F

SPST Auto SPST Auto SPST Auto SPST Auto SPST Auto SPST Manual SPST Manual SPST Manual SPST Manual

25.99 31.49 25.99 25.99 31.49 55.00 42.99 42.99 35.49 55.00 48.49

160°F Fixed 170°F Fixed 180°F Fixed 190°F Fixed

3L01-140 Limit 3L01-150 Limit 3L01-170 Limit 3L01-180 Limit 3L01-190 Limit

100°F to 140°F 110°F to 150°F 130°F to 170°F 140°F to 180°F 150°F to 190°F

200°F Fixed or Cutout SPST Manual

3L03-140 2 Circuit 140°F Fixed Circuit

SPDT —

#1/120°F Fixed Circuit #2

L36-132

3L03-190 2 Circuit 190°F Fixed Circuit

SPDT —

48.49

#1/170°F Fixed Circuit #2

Therm-O-Disc Fan and Limit Thermostats • Open on rise • L series single-pole, single-throw, two terminal • LD series single pole, double throw, three terminal

Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Each 8.99 8.99 8.99 8.99 8.99 8.99 8.99 8.99 8.99 8.99 8.99 8.99 8.99 8.99 8.99 8.99

Each 8.99 8.99 8.99 8.99 8.99 8.99 9.85

Order #

Mfg. # L120 L125 L130 L135 L140 L145 L150 L155 L165 L170 L190 L200 L205 L225 L240

Open Temp. °F Close Temp. °F Type

Order #

Mfg. # L250 L260 L270 L290 L300 L320 L340 LD120 LD140 LD145 LD155 LD170 LD200 LD225 LD270

Open Temp. °F Close Temp. °F Type

K34-855 K34-856 K34-857 K34-858 K34-859 K34-860 K35-122 K34-862 K34-863 K34-864 K35-123 K35-232 K34-866 K34-867 K34-868 K34-869

K34-870 K34-871 K34-872 K35-234 K34-873 K35-125 K35-126 K35-128 K35-233 K35-130 K35-131 K35-132 K35-133 K35-134 K35-136

120 125 130 135 140 145 150 155 165 170 190 200 205 225 240

110 115 115 120 120 125 130 135 145 150 160 150 160 165 185 200

SPST SPST SPST SPST SPST SPST SPST SPST SPST SPST SPST SPST SPST SPST SPST SPST

250 260 270 290 300 320 340 120 140 145 155 170 200 225 270

210 220 230 250 250 280 300 105 120 125 135 150 160 185 230

SPST SPST SPST SPST SPST SPST SPST SPDT SPDT SPDT SPDT SPDT SPDT SPDT SPDT

16.99 16.99 16.99 16.99 16.99 16.99 16.99 16.99

L180-20 180

Thermal Cut Offs • For electric furnaces, heat pumps and duct heaters • Complete unit is easily replaced rather than soldering the fusible link • Known as “one-shot” or TCO, the cut off interrupts the electrical circuit when operating temperatures exceed the rated temperature

• Maximum 15A and 250VAC WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

A

B

Each

Each

Fig. Order #

Mfg. #

Description Open Temp. °F Open Temp. °C

Fig. Order #

Mfg. #

Description Open Temp. °F Open Temp. °C

L37-940 L37-941 L37-942

L39-134 L39-135 L39-136

A A A

STC5257 Cut-Off STC5300 Cut-Off STC5333 Cut-Off

262 306 333

128 152 167

11.49 11.49 11.49

A B B

STC5377 Cut-Off STC6257 Cut-Off STC6333 Cut-Off

378 262 333

192 128 167

11.49 13.99 13.99

342

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