APEM 5649AB3V Toggle Switch DPDT Equivalent & Substitute Parts

Part Overview

The APEM 5649AB3V is a panel-mount toggle switch with DPDT (Double Pole Double Throw) circuit configuration, rated for 6A at 125V AC and 4A at 30V DC. This switch features a locking lever actuator with solder lug termination and is designed for On-Off-On switching applications. The part is currently active in production with 641 units in stock.

Equivalent and substitute parts are identified when design requirements permit tolerance of minor variations in electrical ratings, mechanical dimensions, or operational characteristics while maintaining functional compatibility within the application's design parameters.

Substiute Parts

5649AB3V

APEM Inc.In Stock: 6715649AB3V Datasheet

Current PartRFQ

7203K12ZQE

C&KIn Stock: 10847203K12ZQE Datasheet

SimilarRFQ

7203K2ZQE

C&KIn Stock: 12217203K2ZQE Datasheet

SimilarRFQ

M2023LL1W01

NKK SwitchesIn Stock: 924M2023LL1W01 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the APEM 5649AB3V is determined by the following critical parameters:

Circuit and Function Compatibility: All substitute parts must maintain DPDT circuit configuration with On-Off-On switching function to ensure electrical compatibility.

Electrical Ratings: Substitute parts must meet or exceed the application's voltage and current requirements. The main part operates at 6A/125V AC and 4A/30V DC. Substitutes with lower ratings (5A/120V AC) are acceptable only when the application design does not require the full rated capacity of the main part.

Mechanical Interface: Panel mount configuration, solder lug termination, 1/4-40 bushing thread, and circular panel cutout dimensions (6.35mm to 6.50mm) must be compatible with the PCB or panel layout.

Environmental and Compliance Requirements: Operating temperature range, RoHS compliance status, and REACH classification must align with application requirements.

Parameter Comparison

Engineering Selection Recommendations

C&K 7203K12ZQE and C&K 7203K2ZQE: These parts are functionally equivalent for applications where 5A AC/DC current rating is sufficient. Both are active products with ROHS3 compliance. The reduced current rating (5A versus 6A) and voltage rating (120V AC versus 125V AC) represent a design margin reduction. Panel cutout diameter is 6.35mm, requiring verification of panel layout compatibility. Actuator length variations (18.59mm and 17.88mm versus 15.10mm) must be evaluated for enclosure clearance. Both parts are REACH Affected, requiring compliance verification for regulated substance restrictions.

NKK M2023LL1W01: This part matches the main part's AC voltage and current ratings (6A/125V) and panel cutout diameter (6.50mm). However, the product status is Obsolete, indicating discontinued production and potential supply chain constraints. DC current rating is reduced to 3A. Electrical life is significantly lower at 25,000 cycles versus 50,000 cycles. This part is suitable only for legacy system maintenance or when new production is not required.

For new designs, C&K 7203K2ZQE or 7203K12ZQE are preferred due to active product status and current availability. For applications requiring the full 6A AC rating and 50,000-cycle electrical life, the APEM 5649AB3V remains the primary selection.

Frequently Asked Questions (FAQ)

Q: Can C&K 7203K2ZQE or 7203K12ZQE be used as direct replacements for APEM 5649AB3V?

A: These parts are functionally compatible for applications where the 5A current rating meets design requirements. The 1A reduction in AC current capacity and 2V reduction in AC voltage rating represent acceptable substitutions only when the application design does not utilize the full rated capacity of the main part. Panel cutout diameter difference (6.35mm versus 6.50mm) requires mechanical verification.

Q: What is the significance of the Obsolete status for NKK M2023LL1W01?

A: Obsolete status indicates the manufacturer has discontinued production. While existing inventory may be available, long-term supply cannot be guaranteed. This part is suitable for repair or maintenance of existing systems but not recommended for new designs requiring sustained component availability.

Q: How do actuator length variations affect substitution?

A: Actuator length determines the physical clearance required above the panel surface. The APEM 5649AB3V has a 15.10mm actuator length. C&K substitutes have longer actuators (17.88mm to 18.59mm), requiring verification that the enclosure or panel assembly provides adequate clearance. NKK M2023LL1W01 has a 16.50mm actuator length, a minor increase requiring similar verification.

Q: Are all substitute parts RoHS3 compliant?

A: Yes, all listed parts are ROHS3 compliant. However, C&K parts are REACH Affected, while APEM and NKK parts are REACH Unaffected. Applications subject to REACH regulations must account for restricted substance compliance requirements specific to C&K components.

Q: What electrical life difference should be considered?

A: The APEM 5649AB3V is rated for 50,000 cycles. C&K substitutes are rated for 40,000 cycles, and NKK M2023LL1W01 is rated for 25,000 cycles. For applications with high switching frequency or extended operational life requirements, the reduced cycle rating of substitutes may impact component longevity and maintenance intervals.