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Technical Data Sheet
PartsTable / COMPONENT / M203-70
M203-70 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The SWITCH,THERMOSTATIC is a the manufacturer industrial component. Key specifications include overall_width: 0.345 INCHES NOMINAL IN, terminal_type: TAB, SOLDER LUG, overall_height: 0.765 INCHES NOMINAL IN, overall_length: 0.750 INCHES NOMINAL IN, contact_adjustability: DEACTUATION POINT ADJUSTABLE, PRESET AND ACTUATION POINT ADJUSTABLE, PRESET, operating_temp_rating: -76.0 FAHRENHEIT MINIMUM AND 250.0 FAHRENHEIT MAXIMUM DEGF. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-669-9024, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
M203-70
NSN: 5930-00-669-9024
FSC: 5930
CAGE: 93410 — ESSEX GROUP INC CONTROLS DIV LEXINGTON PLANT
SPECIFICATIONS
overall_width0.345 INCHES NOMINAL IN
terminal_typeTAB, SOLDER LUG
overall_height0.765 INCHES NOMINAL IN
overall_length0.750 INCHES NOMINAL IN
contact_adjustabilityDEACTUATION POINT ADJUSTABLE, PRESET AND ACTUATION POINT ADJUSTABLE, PRESET
operating_temp_rating-76.0 FAHRENHEIT MINIMUM AND 250.0 FAHRENHEIT MAXIMUM DEGF
contact_action_stimulusINCREASE
temp_sensing_element_typeINTERNAL SENSOR
contact_load_current_rating8.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE
nonpile-up_contact_arrangement1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION
contact_voltage_rating_in_volts115.0 AC AT SEA LEVEL FIRST VOLTAGE
NSN5930-00-669-9024
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,THERMOSTATIC TITLE COMPONENT PN M203-70 MFR SWITCH,THERMOSTATIC
KEY FEATURES
•
OPERATING TEMP RATING: -76.0 FAHRENHEIT MINIMUM AND 250.0 FAHRENHEIT MAXIMUM DEGF
•
CONTACT ACTION STIMULUS: INCREASE
•
CONTACT LOAD CURRENT RATING: 10.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
•
TEMP SENSING ELEMENT TYPE: INTERNAL SENSOR
•
CONTACT VOLTAGE RATING IN VOLTS: 27.5 DC AT SEA LEVEL SECOND VOLTAGE
•
TERMINAL TYPE: TAB, SOLDER LUG
TECHNICAL CHARACTERISTICS (FLIS)
OPERATING TEMP RATING-76.0 FAHRENHEIT MINIMUM AND 250.0 FAHRENHEIT MAXIMUM DEGF
CONTACT ACTION STIMULUSINCREASE
CONTACT LOAD CURRENT RATING10.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE
TEMP SENSING ELEMENT TYPEINTERNAL SENSOR
OVERALL HEIGHT0.765 INCHES NOMINAL IN
CONTACT LOAD CURRENT RATING8.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE
CONTACT VOLTAGE RATING IN VOLTS27.5 DC AT SEA LEVEL SECOND VOLTAGE
TERMINAL TYPETAB, SOLDER LUG
OVERALL LENGTH0.750 INCHES NOMINAL IN
OVERALL WIDTH0.345 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
R3031CInterchangeable
interchangeable cross-reference
interchangeable
60K98676-1Interchangeable
interchangeable cross-reference
interchangeable
7-2003-2Interchangeable
interchangeable cross-reference
interchangeable
GP-82Interchangeable
interchangeable cross-reference
interchangeable
X3C0477Interchangeable
interchangeable cross-reference
interchangeable
DG720032Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M203-70?
M203-70 is a SWITCH,THERMOSTATIC.
What parts can replace M203-70?
There are 6 known substitutes for M203-70: R3031C, 60K98676-1, 7-2003-2 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M203-70?
M203-70 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-669-9024. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026