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Site Updated September 29th, 2014

* Sensata > Products > Klixon Brand > Thermostats > HVAC/R + Industrial >

Comparison Chart of Klixon® Thermostats for HVAC/R Applications



Customized solutions are available on all pressure sensors. Please contact us for further details or make an online request for information (for 1NT, 3NT, 20420 or 20425, 20600, 20400, or 20490, SOS (stat-on-stilts), time delay relays).

CR = Close on temperature rise
NC = Normally closed
NO = Normally open
OR = Open on temperature rise
SPDT = Single–pole, double-throw
SPST = Single–pole, single-throw

Characteristics — All thermostats below have Klixon bi-metal electro-mechanical switch, fixed switch points,
Klixon Device
Features
Temperatures
Maximum
Life
Switch
Pole + Throw
Mount
Notes
Auto reset
Manual reset
Operating: -40°F to 464°F
High Setpoint: -26°F to 399°F
16 amps,
380 VAC
100K cycles
NO, NC
OR, CR
SPST
Surface
100% factory inspected for continuity, function, contact resistance
Airstream mount available
Auto reset
Manual reset
Operating: - - -
High Setpoint: 100°F to 350°F
   Tolerance: ±5°F
10 amps,
240 VAC
- - -
- - -
- - -
- - -
One shot: meets agency requirements for single operation device
Auto reset
Operating: -65°F to 167°F
High Setpoint: 80°F to 221°F
25 amps,
240 VAC
100K cycles
- - -
SPST
SPDT
Surface
High capacity
Tube mount and surface mount available
Auto reset
Operating: 0°F to 221°F
High Setpoint: 80°F to 221°F
25 amps,
240 VAC
100K cycles
- - -
SPST
SPDT
Surface
High capacity
Tube mount and surface mount available
215
(46, 47, 50, 45)
Auto reset
Sealed
Operating: 0°F to 250°F
High Setpoint: 0°F to 250°F
   Tolerance: ±4°F
   Differential: 2-5°F
High Setpoint: 251°F to 300°F
   Tolerance: ±5°F
   Differential: 3-8°F
2 amps,
230 VAC,
30 VDC
250K cycles
NO, NC
OR, CR
SPST
Probe
Narrow differential control
1.5" to 6" long
Reliable
215
(57, 44, 62, 61)
Auto reset
Immersion
Operating: 0°F to 350°F
High Setpoint: 0°F to 350°F
   Tolerance: ±10°F
   Differential: 30°F
1 amp,
115 VAC,
30 VDC
10K cycles
NO, NC
OR, CR
SPST
Probe
Fast Response
1.5" to 6" long
21532
Auto reset
Sealed
Operating: -65°F to 450°F
High Setpoint: 0°F to 250°F
   Tolerance: ±3°F
   Differential: 2-5°F
High Setpoint: 251°F to 300°F
   Tolerance: ±4°F
   Differential: 3-7°F
2 amps,
120 VAC,
30 VDC
250K cycles
NO, NC
OR, CR
SPST
Airflow
Narrow differential
Welded, hermetic seal
Precision temperature accuracy
Up to 100g shock
Up to 50g vibration
Weight: 0.1905 oz.
2154
(2, 8, 9, 3)
Auto reset
Sealed
Immersion
Operating: -65°F to 550°F
High Setpoint: -65°F to -1°F
   Tolerance: ±12°F
   Differential: 30°F
High Setpoint: 0°F to 200°F
   Tolerance: ±7°F
   Differential: 20°F
High Setpoint: 201°F to 300°F
   Tolerance: ±10°F
   Differential: 30°F
High Setpoint: 301°F to 450°F
   Tolerance: ±14°F
   Differential: 40°F
High Setpoint: 301°F to 450°F
   Tolerance: ±30°F
   Differential: 70°F
7 amps,
250 VAC,
30 VDC
100K cycles
NO, NC
OR, CR
SPST
SPDT
Probe
Extreme temperature protection
1.5" to 6" length
Shock and vibration resistant
Auto reset
Operating: -4°F to 275°F
High Setpoint: 32°F to 275°F
   Tolerance: ±5.5°F
10 amps,
240 VAC,
30 VDC
100K cycles
- - -
SPST
Surface
Innovative dry seal design: protects from moisture and dust
Tube mount and surface mount available
Auto reset
Sealed
Operating: -80°F to 550°F
High Setpoint: -65°F to -15°F
   Tolerance: ±10°F
   Differential: 30°F
High Setpoint: 0°F to 200°F
   Tolerance: ±5°F
   Differential: 20°F
High Setpoint: 210°F to 300°F
   Tolerance: ±8°F
   Differential: 30°F
High Setpoint: 310°F to 450°F
   Tolerance: ±12°F
   Differential: 40°F
High Setpoint: 475°F to 550°F
   Tolerance: ±25°F
   Differential: 70°F
7 amps,
250 VAC,
30 VDC
100K cycles
NO, NC
OR, CR
SPST
Surface
Pre-set calibration
hermetically sealed
various mounting configurations
Up to 100g shock
Up to 20g vibration
Weight: 0.3150 oz.
Auto reset
Manual reset
Sealed
Operating: -65°F to 450°F
High Setpoint: 375°F to 450°F
   Tolerance: ±15°F
   Differential: 60°F
High Setpoint: 0°F to 200°F
   Tolerance: ±5°F
   Differential: 15°F
High Setpoint: 210°F to 300°F
   Tolerance: ±7°F
   Differential: 25°F
High Setpoint: 325°F to 350°F
   Tolerance: ±12°F
   Differential: 45°F
14 amps,
250 VAC,
30 VDC
100K cycles
NO, NC
OR, CR
SPST
SPDT
Surface
Overmold optional
Up to 5g vibration
Weight: 0.7407 oz.
Auto reset
Sealed
Operating: -65°F to 450°F
High Setpoint: -65°F to -15°F
   Tolerance: ±10°F
   Differential: 30°F
High Setpoint: 0°F to 300°F
   Tolerance: ±8°F
   Differential: 20°F
High Setpoint: 310°F to 350°F
   Tolerance: ±10°F
   Differential: 25°F
High Setpoint: 375°F to 400°F
   Tolerance: ±12°F
   Differential: 35°F
3 amps,
125 VAC,
30 VDC
100K cycles
NO, NC
OR, CR
ST
DT
Surface
Hermetically sealed
Nitrogen filled
Up to 60g shock
Up to 10g vibration
Weight: 0.2116 oz.
600
(60000)
Auto reset
Operating: -40°F to 152°F
30 amps,
480 VAC
100K cycles
NO, NC
SPST
SPDT
DPST
DPDT
Surface
Contact ratings: to 30 Amps at 240 volts, to 23 Amps at 277 volts
600
(60002)
30 amps,
277 VAC
SPST
SPDT
600
(60006)
600
(60011)
Manual reset
30 amps,
480 VAC
NC
SPST
600
(60012)
30 amps,
277 VAC
0.80 VDC
600
(60013)
30 amps,
277 VAC
600
(60015)
600
(60016)
Auto reset
Manual reset
Auto reset
Operating: -65°F to 400°F
High Setpoint: -20°F to 10°F
   Tolerance: ±10°F
   Differential: 30°F
High Setpoint: 20°F to 190°F
   Tolerance: ±8°F
   Differential: 20°F
High Setpoint: 200°F to 300°F
   Tolerance: ±10°F
   Differential: 30°F
High Setpoint: 310°F to 450°F
   Tolerance: ±12°F
   Differential: 40°F
7 amps,
250 VAC,
30 VDC
100K cycles
NO, NC
OR, CR
SPST
Surface
Low profile
Preset temperature
Up to 30g shock
7BT
Auto reset
Operating: -20°F to 350°F
High Setpoint: 30°F to 200°F
   Tolerance: ±5°F
   Differential: 20°F
High Setpoint: 205°F to 300°F
   Tolerance: ±8°F
   Differential: 30°F
High Setpoint: 305°F to 350°F
   Tolerance: ±12°F
   Differential: 40°F
15 amps,
240 VAC,
30 VDC
100K cycles
NO, NC
OR, CR
SPST
Surface
Tamper–proof calibration
Environmentally sealed
Auto reset
Sealed
Operating: -80°F to 550°F
High Setpoint: -65°F to -15°F
   Tolerance: ±10°F
   Differential: 30°F
High Setpoint: 0°F to 200°F
   Tolerance: ±5°F
   Differential: 20°F
High Setpoint: 210°F to 300°F
   Tolerance: ±8°F
   Differential: 30°F
High Setpoint: 310°F to 450°F
   Tolerance: ±12°F
   Differential: 40°F
High Setpoint: 475°F to 550°F
   Tolerance: ±25°F
   Differential: 70°F
7 amps,
250 VAC,
30 VDC
100K cycles
NO, NC
OR, CR
SPST
Surface
High reliability
Hermetically sealed
Rapid thermal response
6 styles
Up to 100g shock
Up to 100g vibration
Weight: 0.1693 oz.
M2S
Auto reset
Sealed
Operating: -65°F to 450°F
High Setpoint: 0°F to 250°F
   Tolerance: ±3°F
   Differential: 2-5°F
High Setpoint: 251°F to 300°F
   Tolerance: ±4°F
   Differential: 3-7°F
2 amps,
120 VAC,
30 VDC
250K cycles
NO, NC
OR, CR
SPST
Surface
Narrow differential
Welded hermetic seal
Nitrogen filled
Reliable
Weight: 0.1905 oz.
BJE 3–phase Motor Protector
Auto reset
Operating: ? to 392°F
High Setpoint: 248°F to 392°F
120 amps,
120 VAC,
28 VDC
- - -
NC
OR
SPST
Surface
Locked rotor and ultimate trip protection
Neutral tap
Motor analog
KA Single–Phase Motor Protector
Auto reset
Operating: ? to 392°F
High Setpoint: 248°F to 392°F
100 amps,
120 VAC,
28 VDC
- - -
NC
OR
SPST
Surface
Locked rotor and ultimate trip protection
Neutral tap
Motor analog
MJE 3–phase Motor Protector
Auto reset
Operating: ? to 392°F
High Setpoint: 248°F to 392°F
   Differential: 60°F
60 amps,
120 VAC,
28 VDC
- - -
NC
OR
SPST
Surface
Locked rotor and ultimate trip protection
Neutral tap
Motor analog
MKA Single–Phase Motor Protector
Auto reset
Operating: ? to 392°F
High Setpoint: 248°F to 392°F
50 amps,
120 VAC,
28 VDC
- - -
NC
OR
SPST
Surface
Locked rotor and ultimate trip protection
Neutral tap
Motor analog
SJE 3–phase Motor Protector
Auto reset
Operating: ? to 392°F
High Setpoint: 248°F to 392°F
30 amps,
120 VAC,
28 VDC
- - -
NC
OR
SPST
Surface
Locked rotor and ultimate trip protection
Neutral tap
Motor analog
SKA Single–Phase Motor Protector
Auto reset
Operating: ? to 392°F
High Setpoint: 248°F to 392°F
16 amps,
120 VAC,
28 VDC
- - -
NC
OR
SPST
Surface
Locked rotor and ultimate trip protection
Neutral tap
Motor analog
3BT
Tiny Stat
Auto reset
Sealed
Operating: 0°F to 350°F
High Setpoint: 0°F to 350°F
   Tolerance: ±8°F
   Differential: 30°F
1 amp,
115 VAC,
30 VDC
10K
NO, NC
OR, CR
SPST
Surface
Hermetically sealed
Nitrogen filled
Smallest switches ever made
Up to 100g shock
Up to 30g vibration
Weight: 0.0141 oz.
4BT
Tiny Stat
Auto reset
Sealed
Operating: 0°F to 350°F
High Setpoint: 0°F to 350°F
   Tolerance: ±8°F
   Differential: 30°F
1 amp,
115 VAC,
30 VDC
10K
NO, NC
OR, CR
SPST
Surface
Hermetically sealed
Nitrogen filled
Smallest switches ever made
Up to 100g shock
Up to 30g vibration
Weight: 0.0071 oz.
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