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PX300SN0115 — RELAY,THERMAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

PX300SN0115: RELAY,THERMAL.

The RELAY,THERMAL is a the manufacturer industrial component. Key specifications include overall_length: 1.937 INCHES NOMINAL IN, overall_diameter: 0.750 INCHES NOMINAL IN, contact_arrangement: SINGLE POLE, SINGLE THROW, NORMALLY OPEN, delay_time_in_seconds: 300.0 FIXED OPERATE NOMINAL, terminal_type_and_quantity: 7 PIN, heater_voltage_rating_in_volts: 115.0. This part is cataloged in the U.S.

Government catalog under NSN 5945-00-786-2485, 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
PX300SN0115
NSN: 5945-00-786-2485
FSC: 5945 — Relays and Solenoids
CAGE: 21424 — RELAY SPECIALTIES INC (USA)
SPECIFICATIONS
overall_length1.937 INCHES NOMINAL IN
overall_diameter0.750 INCHES NOMINAL IN
contact_arrangementSINGLE POLE, SINGLE THROW, NORMALLY OPEN
delay_time_in_seconds300.0 FIXED OPERATE NOMINAL
terminal_type_and_quantity7 PIN
mounting_facility_type_and_quantity1 PLUG-IN
NSN5945-00-786-2485
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RELAY,THERMAL TITLE COMPONENT PN PX300SN0115 MFR RELAY,THERMAL
KEY FEATURES
•
MOUNTING FACILITY TYPE AND QUANTITY: 1 PLUG-IN
•
CONTACT MAXIMUM VOLTAGE RATING IN VOLTS: 115.0 AC
•
DELAY TIME IN SECONDS: 300.0 FIXED OPERATE NOMINAL
•
CONTACT ARRANGEMENT: SINGLE POLE, SINGLE THROW, NORMALLY OPEN
•
OVERALL DIAMETER: 0.750 INCHES NOMINAL IN
•
HEATER VOLTAGE RATING IN VOLTS: 115.0
•
TERMINAL TYPE AND QUANTITY: 7 PIN
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY TYPE AND QUANTITY1 PLUG-IN
CONTACT MAXIMUM VOLTAGE RATING IN VOLTS115.0 AC
DELAY TIME IN SECONDS300.0 FIXED OPERATE NOMINAL
CONTACT ARRANGEMENTSINGLE POLE, SINGLE THROW, NORMALLY OPEN
OVERALL DIAMETER0.750 INCHES NOMINAL IN
HEATER VOLTAGE RATING IN VOLTS115.0
OVERALL LENGTH1.937 INCHES NOMINAL IN
TERMINAL TYPE AND QUANTITY7 PIN
SUBSTITUTES & CROSS-REFERENCES 2
100737Reference document
Same NSN cross-reference
Reference document — Secondary reference
RL79243Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is PX300SN0115?
PX300SN0115 is a RELAY,THERMAL.
What parts can replace PX300SN0115?
There are 2 known substitutes for PX300SN0115: 100737, RL79243. Substitute compatibility should be verified for your specific system.
What is the NSN for PX300SN0115?
PX300SN0115 is cataloged in the U.S. Government catalog under NSN 5945-00-786-2485. 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.