Thermostatic Control Switches
Limit Switch
Opens @ 160ºF / Closes @ 120ºF
(SWH) 1NT01L-4505-L165F-40
Klixon limit switch. Opens @ 160ºF and closes @ 120ºF. Auto reset. Silver contacts, 10 amps. Green dot. 1.5" x 2" plate. 1-1/2" c-c mounting holes. 999 available!
$9.95 each - $9 (10+), $7.75 (50+)
Limit Switch
Opens @ 220ºF / Closes @ 180ºF
(SWH) 1NT01L-4575-L220F-40
Klixon limit switch. Opens @ 220ºF and closes @ 180ºF. Auto reset. Silver contacts, 10 amps. Blue dot. 1.5" x 2" plate. 1-1/2" c-c mounting holes. 1,000 available!
$9.95 each - $9 (10+), $7.75 (50+)
Thermostatic Switch
Opens on Rise @ 120ºF / De-activates @ 100ºF
(SWH) M24236/1-0280
Klixon thermostatic switch. SPST, normally closed, 5 amp. Opens on rise @ 120ºF, de-activates @ 100ºF. 15/16" c-c mounting holes. NSN: 5930-00-605-6738.
$21 each
Thermostatic Switch
Closes @ 120ºF / De-Activates @ 140ºF
(SWH) M24236/1-0475
Duellman Electric Co. thermostatic switch. 5 amp contact, normally open. Closes @ 120ºF, de-activates @ 140ºF. 0.6" diameter x 0.315" high. 15/16" c-c mounting holes. NSN: 5930-00-306-2927.
$20 each
Thermostatic Switch
2 amp Contacts
(SWH) M24236/20-RDGA
Klixon thermostatic switch. Closes @ 64ºF, ±2ºF. Opens @ 74ºF, ±4ºF. 2 amp contacts. 1" c-c mounting. NSN: 5930-01-200-4027.
$65 each
Thermostatic Switch
250ºF Actuation / 165ºF De-activation
(SWH) M1-250-220-132
Klixon thermostatic switch. Switch is closed @ room temperature. It opens @ 250ºF and re-closes @ 165ºF. 1P1T, normally closed, 5 amp contact. 250ºF actuation, 165ºF de-activation. 0.569" diameter x 0.364". 1" c-c mounting holes. Alt. P/N: 11041-13-11 or M24236/1-0680. 590-00-321-7943.
$18 each - $16.90 (3+)
Klixon Hermetic
Thermostatic Switch
(SWH) MI300255481
Klixon hermetic thermostatic switch. SPST, normally open, 6 amp switch capacity. Closes between 255º to 300º.
$15 each
Thermal Switch
SPST / 5 amp / N.O. above 95ºF, Closed below 95ºF
(SWH) C4344-207-13
Klixon thermal switch. H7A. SPST, normally open above 95ºF, closed below 95ºF. 5 amp. Harris Broadcast part.
*** SOLD OUT ***
Klixon Hermetic
Thermostatic Switch
(SWH) C4344-192-11
Klixon hermetic thermostatic switch. SPST, normally open, 6 amp switch capacity. Closes above 40ºF and opens below 20ºF.
$10 each
Thermostatic Switch
Opens @ 220°F / Closes @ 175°F
(SWH) C4344-184-85
Klixon thermostatic switch. 5 amp contact. Opens @ 220°F, closes at 175°F. 0.569" diameter x 0.363" high. 0.938" c-c mounting holes. NSN: 5930-01-009-8522.
$19 each
Klixon Thermostatic Switch
40ºF Activation / 60º De-activation
(SWH) 11041-32-92
Klixon thermostatic switch. 1P1T, normally closed. 40ºF activation point - contact opens. 60ºF de-activation point - contact closes. 0.57"D x 0.87"H. Threaded stud. Alt. P/N: M24236/1-0855. NSN: 5930-01-237-8412.
$18 each
Klixon Hermetic
Thermostatic Switch
(SWH) 554T227A240
Klixon hermetic thermostatic switch. Stud mount. SPST, normally closed, 5 amp switch capacity. Opens between 227ºF to 240ºF.
$5 each
Surface Mount Thermal Switch
95ºC (203ºF) - Normally Open
(SWH) E95C
Elmwood Sensors surface mount thermal switch. 95ºC (203ºF), normally open. Closes on increased temperature. Perfect to engage a fan on electronic equipment or cabinet. 15/16" c-c mounting holes.
$10 each - $9 (10+), $8 (50+)
Surface Mount Thermal Switch
250ºF - Normally Open
(SWH) 3150-23-103
Elmwood Sensors SMD778065-1 surface mount thermal switch. 250ºF, normally open. Closes on increased temperature. #8 stud mount.
$12 each - $10.50 (10+)
Thermostatic Switch
1P1T / 4 amp / 250v
(SWH) 4286A10-105
Texas Instruments thermostatic switch. 1P1T, normally open, 4 amp, 250v contact. 68ºF actuation (closes), 63ºF de-actuation (opens). 0.937" c-c mounting holes.
NSN: 5930-00-722-0252.
$25 each
Klixon Hermetic
Thermostatic Switch
(SWH) 504N227A240
Klixon hermetic thermostatic switch same as (SWH) 11041-32-130 (above left) but HI-REL, gold contacts.
$8 each
Thermostatic Switch
1P1T / 6 amp / N.C. Momentary Action
(SWH) 310-45-351
Elmwood thermostatic switch. 1P1T, 6 amp. N.C., momentary action. 148ºF actuation point. 168ºF de-actuation point. 0.6"D x 0.315" high. 15/16" c-c mounting. Mfg. P/N: 3100-45-351.
$15 each
Fenwal Fire Detector
Thermostatic Switch
(SWH) 17343-85
Fenwal fire detector thermostatic switch. Closes at 325ºF, normally open switch. Mounts through 5/8" hole. 2-3/4" behind panel depth, 4-3/8" long. NSN: 5930-00-683-2779.
$23.75 each
Thermal Switch
100ºC / 6 amp / N.O.


(SWH) C104970
Portage Electric Products / Pepi thermal switch. 100C, 5%. 6 amp contact. Normally open, closing on temperature rise when prescribed temp is reached. 3/4"L. 3/16" x 1/4". KR-32R+100f.
$3 each - $2.50 (10+), $2 (100+)
Thermal Switch
140ºC / 6 amp / N.O.


(SWH) C104408-140
Portage Electric Products / Pepi thermal switch. 140C, 5%. 6 amp contact. Normally open, closing on temperature rise when prescribed temp is reached. 3/4"L. 3/16" x 1/4"; 4-1/2" wire leads.
$3 each - $2.50 (10+), $2 (100+)
Adjustable Hi-Temp
Air Thermostat
(SWH) A-1S
Burling adjustable Hi-temp air thermostat. 35 - 1300ºF (field adjustable temp). SPDT 15 amp contacts. Made for replacement on Electro Impulse DPTU-75K dummy load. Includes MS connector. 8" long probe.
$145 each
Oven Thermostatic Switch
200º - 550ºF
(SWH) 474C738F15
Robert Shaw Control Co. oven thermostatic switch. 200º - 550ºF. 20 amp switch contact. Bakelite dial. 12" cap tube, 5" bulb. NSN: 5930-01-061-8741.
*** SOLD OUT ***
Adjustable Thermostatic Switch
120 vac @ 25 amps / 240 vac @ 12.5 amps
(SWH) 17361-0
Fenwell Inc. Thermoswitch®. Adjustable thermostatic switch. All brass construction. Contacts close on temperature rise, -100º to 400ºF. 120 vac @ 25 amps, 240 vac @ 12.5 amps. 0.810"D, 3.58" insertion, 1.75"D mounting flange.
$159 each
Hex Head
Midget Thermostat
(SWH) 67100-0-153
Fenwal hex head midget thermostat. Normally closed. Opens at 153º. 1 amp, 120 vac contact. 1/8 - 27 NPT pipe thread. 2" insertion. Normally sells for over $600. Our price...
$250 each
Klixon Thermal Switch
(SWH) 20700F206-222
Klixon thermal switch. 195ºF normally open. Closes on temperature rise. 5/8"D x 3/8". 6" leads. F195-1.5 J4V.
$5.50 each - $5 (6+)
Thermostatic Switch
Closes on Temperature Rise @ 191ºF
(SWH) DRSSPCCRP190FST
Chatham Controls thermostatic switch. SPST, normally open, 1 amp contact. Closes on temperature rise @ 191ºF. 1/4"D x 7/8"L. NSN: 5930-00-880-5427.
$23 each
Thermostatic Switch
Adjustable 230ºF - 260ºF
(SWH) FM156NC250F
Thermostatic switch. Adjustable 230ºF - 260ºF. Single pole contact, 1200 watt, 115 - 230 vac. Brass immersion well, 1/2" NPT, 2" long. NSN: 5930-902-9306.
$45 each
Avionic Temperature Sensor
-65ºF to 475ºF / 210ºF Actuation Point
(SWH) 18509/5-09010-6
Avionic temperature sensor. SPST, normally open, 5 amp contacts. Operation range: -65ºF to 475ºF, 210ºF actuation point. 3/8" I.P. male thread with 2-5/8" insertion. 3 pin male circular connector (MS3102C10SL-3P). 5930-00-521-5450.
$75 each
Thermostatic Switch
N.O. Contact Closes @ 35ºF & Re-Opens @ 50ºF
(SWH) CP22
Thermostatic switch. 10 amp contact. Normally opened contact closes @ 35ºF and re-opens @ 50ºF. 1/2" pipe thread. All brass. A great 'Freeze Alarm'. Mfg. P/N: CP22055BS035. NSN: 5930-00-465-8340.
$37 each
Airpax Thermal Switch
90ºC
(SWH) 67L090
Airpax thermal switch. Opens on temperature rise @ 90ºC, ±5%. 1 amp. Normally closed. TO-220. 6,000 available.
$6 each - $5 (10+),
$4 (100+), $3 (1,000+)
Thermik Thermal Switch
110ºC
(SWH) N01-110.05
Thermik thermal switch. Normally closed rated at 500 vac, 5 amp maximum, 110 vdc. 110ºC, ±5%. 20 mm leads. 10 mm diameter. PCB Terminals - Radial. 118,000 available!
$3 each - $2.50 (10+), $2 (100+)
$1.25 (1k+), 80¢ (10k+), 61¢ (100k+)
Thermal Switch
110ºC
(SWH) T11-110-5
MIC thermal switch.. Normally closed. 110ºC, ±5%. 1 amp contact. 5/16" x 1/2" diamond shape. 6" leads. 18,000 available.
$4 each - $3 (10+), $2.50 (100+), $1.50 (1,000+)
Thermal Switch
100ºC
(SWH) T11-100-5
MIC thermal switch. Same as left except 100ºC, ±5%.
$5 each - $4 (10+), $3.50 (100+)
Thermostatic Control Switch
Solder-In
Image enlarged to show detail
(SWH) 3BTL2-94
Klixon solder-in thermostatic control switch. Opens @ 170ºC. Closes @ 140ºC. 0.197" diameter. Collins P/N: 267-0252-020.
$18 each
Brass Auto Type Sender
119 Ohm @ 75ºF
(RTV) 143241-RL91
Brass auto type sender. 119 ohm @ 75ºF. 1/2" NPT. Stamped "224F". Resistance goes down with temperature rise.
$10 each - $8 (10+), $7 (50+)
Analog Thermostat
on a Chip


(SIC) LM26CIM5-XPA
National S0T23-5 surface mount device.

Dynamic range: -55ºC to 110ºC. 105ºC threshhold

$1.25 each - $1 (10+)
Analog Thermostat
on a Chip


(SIC) LM26CIM5X-ZHA
Same as (SIC) LM26CIM5-XPA except 120ºC threshhold.
$1.25 each - $1 (10+)