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T678A1155 — SWITCH,THERMOSTATIC

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

T678A1155: SWITCH,THERMOSTATIC.

The SWITCH,THERMOSTATIC is a the manufacturer industrial component. Key specifications include body_length: 5.625 INCHES NOMINAL IN, overall_width: 2.000 INCHES NOMINAL IN, terminal_type: SCREW, overall_height: 2.250 INCHES NOMINAL IN, mounting_method: SLOT, contact_action_stimulus: INCREASE. This part is cataloged in the U.S.

Government catalog under NSN 5930-01-047-8027, 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
T678A1155
NSN: 5930-01-047-8027
FSC: 5930 — Switches
CAGE: 27319 — HONEYWELL INC RESIDENTIAL DIV (USA)
SPECIFICATIONS
body_length5.625 INCHES NOMINAL IN
overall_width2.000 INCHES NOMINAL IN
terminal_typeSCREW
overall_height2.250 INCHES NOMINAL IN
mounting_methodSLOT
contact_action_stimulusINCREASE
contact_load_current_rating5.1 AMPERES MOTOR LOAD SINGLE VOLTAGE
nonpile-up_contact_arrangement2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
contact_voltage_rating_in_volts240.0 AC AT SEA LEVEL SINGLE VOLTAGE
NSN5930-01-047-8027
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,THERMOSTATIC TITLE COMPONENT PN T678A1155 MFR SWITCH,THERMOSTATIC
KEY FEATURES
•
CONTACT ACTION STIMULUS: INCREASE
•
TERMINAL TYPE: SCREW
•
CONTACT LOAD CURRENT RATING: 5.1 AMPERES MOTOR LOAD SINGLE VOLTAGE
•
MOUNTING METHOD: SLOT
•
BODY LENGTH: 5.625 INCHES NOMINAL IN
•
NONPILE-UP CONTACT ARRANGEMENT: 2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT2.250 INCHES NOMINAL IN
CONTACT ACTION STIMULUSINCREASE
TERMINAL TYPESCREW
CONTACT LOAD CURRENT RATING5.1 AMPERES MOTOR LOAD SINGLE VOLTAGE
MOUNTING METHODSLOT
OVERALL WIDTH2.000 INCHES NOMINAL IN
BODY LENGTH5.625 INCHES NOMINAL IN
NONPILE-UP CONTACT ARRANGEMENT2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
CONTACT VOLTAGE RATING IN VOLTS240.0 AC AT SEA LEVEL SINGLE VOLTAGE
OTHER ITEMS IN FSC 5930 — Switches
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5930-00-000-0117 5930-00-001-1407 5930-00-001-1890 5930-00-001-2571 5930-00-001-2575 5930-00-001-2580 5930-00-001-2608 5930-00-001-2609
SUBSTITUTES & CROSS-REFERENCES 1
T678A1551Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is T678A1155?
T678A1155 is a SWITCH,THERMOSTATIC.
What parts can replace T678A1155?
There is 1 known substitute for T678A1155: T678A1551. Substitute compatibility should be verified for your specific system.
What is the NSN for T678A1155?
T678A1155 is cataloged in the U.S. Government catalog under NSN 5930-01-047-8027. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.