TE Connectivity HFW5A1196S501 General Purpose Relay DPDT 5VDC Equivalent & Substitute Parts

Part Overview

The TE Connectivity HFW5A1196S501 is a general purpose relay with DPDT (2 Form C) contact configuration and 5VDC coil voltage. This through-hole mounted relay is designed for aerospace, defense, and marine applications requiring hermetically sealed switching contacts. The part is currently active in production with 1034 units in stock. Substitute parts are identified to provide alternative sourcing options when the primary part number becomes unavailable or when inventory constraints require component flexibility within equivalent electrical and mechanical specifications.

Key Parameters

Parameter	Value
Coil Voltage	5VDC
Contact Form	DPDT (2 Form C)
Contact Rating (Current)	5 A
Switching Voltage	115VAC, 28VDC - Max
Mounting Type	Through Hole
Termination Style	PC Pin
Seal Rating	Sealed - Hermetically
Operating Temperature Range	-65°C ~ 125°C
Contact Material	Silver Alloy
Coil Resistance	27 Ohms
Relay Type	General Purpose
Series	HFW5A, CII

Substitute Part Grouping Explanation

Substitute parts for the HFW5A1196S501 are identified based on electrical and mechanical parameter equivalence within the HFW5A relay series. Substitution is valid when the following critical parameters match exactly:

Coil voltage: 5VDC
Contact form: DPDT (2 Form C)
Contact rating: 5 A
Switching voltage: 115VAC, 28VDC - Max
Mounting type: Through Hole
Termination style: PC Pin
Seal rating: Sealed - Hermetically
Operating temperature range: -65°C ~ 125°C
Contact material: Silver Alloy
Coil resistance: 27 Ohms
Relay type: General Purpose
Series: HFW5A, CII

Parts meeting all these criteria are functionally interchangeable at the circuit level and mechanically compatible with existing PCB layouts and connector interfaces.

Parameter Comparison

Parameter	HFW5A1196S501 (Main Part)	HFW5A1230L00 (Substitute)
Manufacturer	TE Connectivity Aerospace, Defense and Marine	TE Connectivity Aerospace, Defense and Marine
Series	HFW5A, CII	HFW5A, CII
Product Status	Active	Active
Coil Voltage	5VDC	5VDC
Contact Form	DPDT (2 Form C)	DPDT (2 Form C)
Contact Rating (Current)	5 A	5 A
Switching Voltage	115VAC, 28VDC - Max	115VAC, 28VDC - Max
Coil Current	185.2 mA	185.2 mA
Coil Type	Non Latching	Non Latching
Termination Style	PC Pin	PC Pin
Seal Rating	Sealed - Hermetically	Sealed - Hermetically
Must Operate Voltage	2.7 VDC	2.7 VDC
Must Release Voltage	0.29 VDC	0.29 VDC
Operate Time	4 ms	4 ms
Release Time	4 ms	4 ms
Operating Temperature	-65°C ~ 125°C	-65°C ~ 125°C
Contact Material	Silver Alloy	Silver Alloy
Relay Type	General Purpose	General Purpose
Coil Resistance	27 Ohms	27 Ohms
Mounting Type	Through Hole	Through Hole
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)
RoHS Status	RoHS non-compliant	RoHS non-compliant
REACH Status	REACH Unaffected	REACH Unaffected
ECCN	EAR99	EAR99

Engineering Selection Recommendations

Both the HFW5A1196S501 and HFW5A1230L00 are active production parts from TE Connectivity Aerospace, Defense and Marine. Selection between these parts is based on availability and inventory status rather than electrical or mechanical performance differences.

The HFW5A1230L00 serves as a direct parametric equivalent with identical electrical characteristics, contact specifications, and operating parameters. Both parts maintain the same RoHS non-compliant and REACH Unaffected compliance status, making them suitable for equivalent applications in aerospace, defense, and marine environments.

Component selection should prioritize availability from authorized TE Connectivity distributors. Both parts are classified as MSL Level 1 (Unlimited), eliminating moisture sensitivity constraints during storage and handling.

Frequently Asked Questions (FAQ)

Q: Can HFW5A1230L00 be used as a direct replacement for HFW5A1196S501 in existing circuit designs?

A: Yes. The HFW5A1230L00 is a parametric equivalent with identical coil voltage, contact form, current rating, switching voltage, operating temperature range, and all other critical electrical and mechanical specifications. No circuit modifications are required.

Q: Are there any differences in PCB footprint or mounting between these parts?

A: No. Both parts use identical through-hole mounting with PC pin termination style. PCB layouts and connector interfaces are fully compatible.

Q: What is the difference between the base product numbers 1617343 and 1617037?

A: The base product numbers identify different internal manufacturing variants within the HFW5A series. Both variants meet identical electrical and mechanical specifications for the DPDT 5VDC relay configuration.

Q: Do both parts have the same compliance certifications?

A: Yes. Both parts share identical RoHS non-compliant status, REACH Unaffected classification, and EAR99 ECCN designation. Compliance requirements are equivalent for both parts.

Q: What is the operating temperature range for both relays?

A: Both the HFW5A1196S501 and HFW5A1230L00 operate across -65°C to 125°C, making them suitable for aerospace, defense, and marine applications requiring extended temperature performance.

Q: Are there any moisture sensitivity considerations for storage?

A: No. Both parts are classified as MSL Level 1 (Unlimited), indicating no moisture sensitivity constraints. Standard component storage practices apply.

Q: What is the coil current requirement for circuit design?

A: Both relays require 185.2 mA coil current at 5VDC. Driver circuits must be designed to supply this current level for reliable relay operation.

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