C&K 7101L2HCQE Toggle Switch SPDT 5A 120V Equivalent & Substitute Parts

Part Overview

The C&K 7101L2HCQE is a panel-mount toggle switch with SPDT (Single Pole Double Throw) circuit configuration, rated for 5A AC/DC at 120V AC and 28V DC. This switch features a standard round actuator with epoxy sealed terminals and is designed for applications requiring reliable on-on switching functionality. The part is currently active in production status with 675 units in stock.

Equivalent and substitute parts are necessary when the primary part becomes unavailable, when inventory constraints require alternative sourcing, or when design flexibility permits selection from functionally compatible alternatives within the same electrical and mechanical parameter range.

Substiute Parts

7101L2HCQE

C&KIn Stock: 7577101L2HCQE Datasheet

Current PartRFQ

100SP1T6B11M2QE

E-SwitchIn Stock: 1159100SP1T6B11M2QE Datasheet

SimilarRFQ

100SP1T6B11M2QEH

E-SwitchIn Stock: 1256100SP1T6B11M2QEH Datasheet

SimilarRFQ

M2012SS1W03

NKK SwitchesIn Stock: 3368M2012SS1W03 Datasheet

SimilarRFQ

M2012SS1W03/UC

NKK SwitchesIn Stock: 1963M2012SS1W03/UC Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the 7101L2HCQE are qualified based on the following critical parameters that determine functional compatibility:

Electrical Compatibility Requirements:

• Circuit configuration: SPDT
• Switch function: On-On
• Current rating: minimum 5A (AC/DC)
• Voltage rating: minimum 120V AC and 28V DC
• Termination style: PC Pin

Mechanical Compatibility Requirements:

• Mounting type: Panel Mount
• Panel cutout diameter: 6.35mm (circular)
• Bushing thread: 1/4-40
• Operating temperature range: -30°C to 85°C or better

Compliance Requirements:

• RoHS3 Compliant
• ECCN: EAR99
• HTSUS: 8536.50.9065

Substitute parts meeting all electrical, mechanical, and compliance criteria are classified as direct equivalents. Variations in actuator type, actuator length, electrical life, and product status are noted but do not disqualify substitution when all primary parameters are satisfied.

Parameter Comparison

Engineering Selection Recommendations

Primary Equivalents (Active Production Status):

The E-Switch parts 100SP1T6B11M2QE and 100SP1T6B11M2QEH are direct functional equivalents to the 7101L2HCQE. Both maintain identical electrical ratings (5A AC/DC, 120V AC, 28V DC), mechanical interface specifications (6.35mm panel cutout, 1/4-40 bushing thread, PC Pin termination), and operating temperature range. Both are ROHS3 compliant and currently in active production status. These parts are preferred for new designs and ongoing production applications.

Secondary Equivalents (Obsolete Status):

The NKK Switches parts M2012SS1W03 and M2012SS1W03/UC meet all critical electrical and mechanical compatibility criteria. Both provide equal or superior electrical ratings (6A AC, 4A DC, 125V AC, 30V DC) and maintain identical mechanical interfaces. However, both parts carry obsolete product status, indicating discontinued production. These parts are suitable for legacy system maintenance and repair applications where existing inventory is available, but are not recommended for new designs or long-term production planning.

Panel Cutout Consideration:

The NKK Switches alternatives feature a 6.50mm panel cutout diameter compared to the 6.35mm specification of the primary part. This 0.15mm difference requires panel modification or use of appropriate mounting hardware to accommodate the larger bushing diameter.

Frequently Asked Questions (FAQ)

Q: Can the E-Switch 100SP1T6B11M2QE be used as a direct replacement for the C&K 7101L2HCQE?

A: Yes. Both parts share identical electrical ratings (5A AC/DC, 120V AC, 28V DC), circuit configuration (SPDT On-On), mechanical interface (6.35mm panel cutout, 1/4-40 bushing thread, PC Pin termination), and operating temperature range (-30°C to 85°C). Both are ROHS3 compliant and in active production status.

Q: What is the difference between 100SP1T6B11M2QE and 100SP1T6B11M2QEH?

A: Both E-Switch parts are electrically and mechanically identical. The designation difference reflects internal manufacturing or packaging variations. Both are suitable for the same applications and meet all compatibility requirements with the 7101L2HCQE.

Q: Why are the NKK Switches parts marked as obsolete?

A: Obsolete status indicates that NKK Switches has discontinued production of the M2012SS1W03 and M2012SS1W03/UC series. These parts remain functionally compatible but are no longer manufactured. Existing inventory may be available through authorized distributors, but long-term supply cannot be guaranteed.

Q: Can I use the NKK Switches M2012SS1W03 in place of the C&K 7101L2HCQE?

A: Electrical and functional compatibility is confirmed. However, the NKK part features a 6.50mm panel cutout diameter versus the 6.35mm specification of the C&K part. Panel modification or adapter hardware is required for mechanical installation. Additionally, the NKK part is obsolete, making it unsuitable for new production applications.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed substitute parts (E-Switch 100SP1T6B11M2QE, 100SP1T6B11M2QEH, and NKK Switches M2012SS1W03, M2012SS1W03/UC) are ROHS3 compliant and carry identical ECCN (EAR99) and HTSUS (8536.50.9065) classifications as the primary part.

Q: What is the difference in electrical life between these parts?

A: The C&K 7101L2HCQE is rated for 100,000 electrical cycles. The E-Switch alternatives are rated for 40,000 cycles. The NKK Switches alternatives are rated for 25,000 cycles. Selection should account for application duty cycle requirements.

Q: Can I mix these parts in the same production batch?

A: Yes, provided the application permits variation in electrical life ratings and actuator design. All parts maintain identical electrical performance, voltage ratings, current capacity, and mechanical interfaces. Actuator type and length variations (standard round versus flat anti-rotation) do not affect electrical function but may influence user interface feel and anti-rotation characteristics.