NF4EB-5V Equivalent & Substitute Parts

Part Overview

The NF4EB-5V is a general purpose 4PDT (4 Form C) relay manufactured by Panasonic Electric Works, designed for through-hole mounting applications requiring 5VDC coil operation with 2A contact rating. This part is classified as obsolete, making identification of functionally equivalent alternatives necessary for ongoing system support and new design implementations. Substitute parts must maintain compatibility across coil voltage, contact configuration, current rating, and mounting style while accommodating minor variations in electrical performance characteristics.

Substiute Parts

NF4EB-5V

Panasonic Electric WorksIn Stock: 1208NF4EB-5V Datasheet

Current PartRFQ

V23030A2032A204

TE Connectivity Potter & Brumfield RelaysIn Stock: 745V23030A2032A204 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the NF4EB-5V is determined by strict alignment with the following critical parameters:

• Coil Voltage: 5VDC operation is mandatory for direct replacement without circuit modification
• Contact Configuration: 4PDT (4 Form C) contact form is required to maintain switching capability
• Contact Current Rating: Minimum 2A rating ensures load handling equivalence
• Mounting Style: Through-hole PC pin termination is required for PCB compatibility
• Coil Type: Non-latching operation maintains functional behavior
• Relay Classification: General purpose category ensures application suitability

The substitute part V23030A2032A204 meets all mandatory substitution criteria. Variations in coil current, operate/release timing, switching voltage limits, and operating temperature range represent acceptable performance differences that do not compromise functional equivalence in standard applications.

Parameter Comparison

Engineering Selection Recommendations

The V23030A2032A204 from TE Connectivity Potter & Brumfield Relays serves as a direct functional substitute for the obsolete NF4EB-5V. Selection between these parts should be based on the following factors:

Product Status: The NF4EB-5V is obsolete with limited inventory availability (1160 pcs). The V23030A2032A204 maintains active production status with established supply chain support (666 pcs in stock), ensuring long-term availability for new designs and ongoing production requirements.

Compliance and Certifications: Both parts carry identical ECCN (EAR99) and HTSUS (8536.41.0020) classifications. The V23030A2032A204 holds RoHS Compliant certification, providing regulatory advantage for applications subject to RoHS requirements. Both parts maintain MSL 1 (Unlimited) moisture sensitivity rating.

Electrical Performance Differences: The V23030A2032A204 exhibits higher coil current (132 mA vs. 55.6 mA) and lower coil resistance (38 Ohms vs. 53 Ohms), requiring circuit-level verification that power supply capacity and drive circuitry can accommodate increased coil current demand. The substitute part demonstrates faster switching response (8 ms operate, 2 ms release vs. 15 ms operate, 10 ms release), which may require timing validation in applications with critical switching sequence dependencies. Maximum switching voltage is reduced (36VAC/30VDC vs. 220VAC/220VDC), necessitating confirmation that application load voltages remain within substitute part limits.

Thermal Considerations: The V23030A2032A204 supports extended operating temperature range (-40°C to 70°C vs. -40°C to 65°C), providing marginal thermal margin improvement.

Frequently Asked Questions (FAQ)

Q: Can the V23030A2032A204 be used as a direct pin-for-pin replacement for the NF4EB-5V?

A: Yes, both parts feature identical through-hole PC pin termination and 4PDT contact configuration. Physical footprint compatibility is maintained. However, circuit-level validation is required to confirm that drive circuitry can supply the higher coil current (132 mA) demanded by the substitute part.

Q: What are the key electrical differences between these parts?

A: The V23030A2032A204 operates with 132 mA coil current versus 55.6 mA for the NF4EB-5V, representing a 2.4x increase in coil power consumption. Coil resistance is lower (38 Ohms vs. 53 Ohms). Switching response is significantly faster (8 ms vs. 15 ms operate time). Maximum switching voltage capability is reduced from 220VAC/220VDC to 36VAC/30VDC. These differences require application-specific validation.

Q: Are there temperature range limitations with the substitute part?

A: The V23030A2032A204 supports -40°C to 70°C operation, providing 5°C additional upper temperature margin compared to the NF4EB-5V (-40°C to 65°C). Both parts maintain identical lower temperature limits. Application thermal requirements should be evaluated against these ranges.

Q: What compliance certifications apply to the V23030A2032A204?

A: The V23030A2032A204 is RoHS Compliant and carries EAR99 export classification. Both parts share identical HTSUS code (8536.41.0020) and MSL 1 (Unlimited) moisture sensitivity rating. Regulatory requirements for your application should be cross-referenced against these certifications.

Q: How do the switching voltage ratings affect substitution suitability?

A: The NF4EB-5V supports switching voltages up to 220VAC and 220VDC. The V23030A2032A204 is rated for maximum 36VAC and 30VDC switching. Applications requiring switching of voltages exceeding these limits must retain the original NF4EB-5V or identify alternative substitutes with higher voltage ratings.

Q: What inventory considerations should influence part selection?

A: The NF4EB-5V has 1160 pcs available as new original stock but is classified as obsolete with no ongoing production. The V23030A2032A204 has 666 pcs in stock and maintains active production status, providing superior long-term supply chain reliability for production quantities and future requirements.