Part identity

501B2037

Overall Length: 3.250 inches maximum Mounting Facility Type and Quantity: 1 octal base plug-in Terminal Type and Quantity: 4 pin

Enersys Advanced Systems Inc

Avg quote: 14 minFulfilled from Anaheim, CAAS9120:2025 · ISO 9001 · FAA AC 00-56BC of C, lot & date code with every line

Part description

Overall Length: 3.250 inches maximum Mounting Facility Type and Quantity: 1 octal base plug-in Terminal Type and Quantity: 4 pin

ASAP supports this specific part for replacement, spare-pool replenishment, retrofit, and urgent maintenance requirements. Quote requests can include alternate MPN, condition preferences, certification needs, and plant-specific receiving instructions so procurement gets a clear sourcing response before purchase.

Specifications

MPN
501B2037
Item name
Overall Length: 3.250 inches maximum Mounting Facility Type and Quantity: 1 octal base plug-in Terminal Type and Quantity: 4 pin
Manufacturer code
99825
Manufacturer
Enersys Advanced Systems Inc

Certifications & documentation

  • UL Recognized
  • CE
  • C of C available on request
EA

Manufacturer

Enersys Advanced Systems Inc

Authorized-distributor or qualified-aftermarket source. Parts shipped from this manufacturer include full traceability paperwork and counterfeit-mitigation per SAE AS6081.

View manufacturer profile →

NSN Information for Part Number 501B2037 with NSN 5945-00-257-8875, 5945002578875

NSNFSCNIINCLSHazmatDEMILCancelled NSN
5945002578875

Item Description:

Relay Thermal

59450025788750N
CIICHCCESDPMICCriticalityENAC
U A
Part NumberISCRNVCRNCCHCCMSDSSADC
501b2037195

Characteristics Data of NSN 5945-00-257-8875, 5945002578875

MRCCriteriaCharacteristic
ABHPOVERALL LENGTH3.250 INCHES MAXIMUM
ADAVOVERALL DIAMETER1.275 INCHES MAXIMUM
ADZCENVIRONMENTAL PROTECTIONHERMETIC
APFRCONTACT ARRANGEMENTSINGLE POLE, SINGLE THROW, NORMALLY OPEN
AXHRMOUNTING FACILITY TYPE AND QUANTITY1 OCTAL BASE PLUG-IN
CYCSCONTACT MAXIMUM VOLTAGE RATING IN VOLTS250.0 AC AND 150.0 DC
CYCTCONTACT MAXIMUM CURRENT RATING IN AMPS3.0 AC OR 3.0 DC
CYCUHEATER VOLTAGE RATING IN VOLTS6.3
CYCVHEATER POWER RATING IN WATTS5.0
CYCWDELAY TIME IN SECONDS60.0 FIXED OPERATE NOMINAL
TTQYTERMINAL TYPE AND QUANTITY4 PIN
Integrated Electromechanicals

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Certifications

  • AS9120:2025
  • ISO 9001:2015
  • FAA AC 00-56B
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USA fulfillment. Every order shipped from our Anaheim, California operations. Counterfeit-mitigation aligned to SAE AS5553 / AS6081.

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