#TRM3221 Temperature Controller | Switches

TRM3221

Thermostatic Switch

NSN 5930-00-349-7017

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
003497017

Product Features

Two mtg holes one 0.200 in. Diameter one 0.375 in. Lg by 0.200 in. W 0.750 c to c

Product Technical Spec.

Overall Length:
3.312 inches
Overall Height:
3.406 inches
Overall Width:
2.781 inches
Capillary Tube Length:
72.000 inches
Bulb Length:
4.000 inches
Bulb Diameter:
0.875 inches
Tempurature Sensing Element Type:
Capillary tube-bulb
Mounting Method:
Bracket
Contact Action Stimulus:
Increase
Nonpile-up Contact Arrangement:
2 pole, single throw, normally closed, momentary action
Terminal Type:
Screw
Contact Load Current Rating:
1.0 amperes resistive load second voltage
Contact Load Current Rating:
4.6 amperes resistive load first voltage
Contact Load Current Rating:
520.0 milliamperes resistive load third voltage
Contact Adjustability:
Actuation point adjustable, preset
Contact Adjustment Range:
+50.00/+250.00 actuation point degrees fahrenheit
Contact Adjustment Type:
External actuation point knob
Contact Stimulus Rating:
2.00 differential point degrees fahrenheit
Contact Voltage Rating In Volts:
120.0 dc at sea level second voltage
Contact Voltage Rating In Volts:
240.0 ac at sea level first voltage
Contact Voltage Rating In Volts:
240.0 dc at sea level third voltage
NSN:
5930-00-349-7017
Item Name:
Temperature Controller
Cage Code:
50306

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
TRM3221
Cage Code:
50992
RNCC:
3
RNVC:
2
RNAAC:
XX
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Switches
--------- Thermostatic Switches
------------ P/N TRM3221

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Last Updated: 08/17/2025