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E23-50K Equivalent & Substitute Parts
Part Overview
The E23-50K is a snap action switch manufactured by ZF Electronics, configured as a single-pole double-throw (SPDT) device with on-momentary switch function. This chassis-mounted switch is rated for 5A AC at 125V and features a lever roller actuator with quick connect termination. The E23-50K is classified as obsolete, making identification of functionally equivalent alternatives necessary for system maintenance, repair, and component sourcing.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | E23-50K |
| Manufacturer | ZF Electronics |
| Circuit Configuration | SPDT |
| Switch Function | On-Momentary |
| Current Rating (AC) | 5A |
| Voltage Rating (AC) | 125V |
| Actuator Type | Lever, Roller |
| Mounting Type | Chassis Mount |
| Termination Style | Quick Connect - 0.187" (4.7mm) |
| Operating Temperature Range | -40°C to 85°C |
| Product Status | Obsolete |
| RoHS Status | RoHS3 Compliant |
Substitute Part Grouping Explanation
Substitution of the E23-50K is determined by strict equivalence across the following electrical and mechanical parameters:
- Circuit Configuration: SPDT topology must be maintained
- Switch Function: On-momentary operation required
- Current Rating: 5A AC minimum
- Voltage Rating: 125V AC minimum
- Actuator Type: Lever roller mechanism
- Mounting Type: Chassis mount configuration
- Termination Style: Quick connect 0.187" (4.7mm) terminals
- Operating Temperature Range: -40°C to 85°C compatibility
- Regulatory Compliance: RoHS and REACH status alignment
The V7-2A17D8-207 manufactured by Honeywell Sensing and Productivity Solutions meets all substitution criteria across these parameters.
Parameter Comparison
| Parameter | E23-50K (ZF Electronics) | V7-2A17D8-207 (Honeywell) |
|---|---|---|
| Circuit Configuration | SPDT | SPDT |
| Switch Function | On-Momentary | On-Momentary |
| Current Rating (AC) | 5A | 5A |
| Voltage Rating (AC) | 125V | 125V |
| Actuator Type | Lever, Roller | Lever, Roller |
| Mounting Type | Chassis Mount | Chassis Mount |
| Termination Style | Quick Connect - 0.187" (4.7mm) | Quick Connect - 0.187" (4.7mm) |
| Operating Temperature Range | -40°C to 85°C | -40°C to 85°C |
| Operating Force | 86gf | 43gf |
| Operating Position | 0.806" (20.5mm) | 0.812" (20.6mm) |
| Pretravel | 0.125" (3.2mm) | 0.114" (2.9mm) |
| Differential Travel | 0.030" (0.76mm) | 0.025" (0.6mm) |
| Overtravel | 0.085" (2.16mm) | 0.060" (1.5mm) |
| Electrical Life | 6,000 Cycles | 100,000 Cycles |
| RoHS Status | RoHS3 Compliant | RoHS Compliant |
| REACH Status | REACH Unaffected | REACH Unaffected |
| Product Status | Obsolete | Active |
Engineering Selection Recommendations
The V7-2A17D8-207 is a direct functional equivalent to the E23-50K across all critical electrical and mechanical parameters. Both switches maintain identical circuit topology, current and voltage ratings, actuator configuration, and mounting specifications. The substitute part is manufactured by Honeywell Sensing and Productivity Solutions and carries active product status, ensuring ongoing availability and support.
Both components satisfy RoHS and REACH compliance requirements. The V7-2A17D8-207 demonstrates superior operational characteristics, including reduced operating force (43gf versus 86gf), extended electrical life (100,000 cycles versus 6,000 cycles), and mechanical life rating of 10,000,000 cycles. These enhancements provide improved reliability and reduced actuator fatigue in applications requiring frequent cycling.
Frequently Asked Questions (FAQ)
Q: Can the V7-2A17D8-207 be used as a direct replacement for the E23-50K?
A: Yes. Both switches share identical electrical ratings (5A AC, 125V), circuit configuration (SPDT), switch function (on-momentary), actuator type (lever roller), mounting method (chassis mount), and termination style (quick connect 0.187"). Operating temperature ranges are equivalent at -40°C to 85°C.
Q: What are the key differences between these two switches?
A: The primary differences are operating force (43gf for V7-2A17D8-207 versus 86gf for E23-50K), electrical life (100,000 cycles versus 6,000 cycles), and mechanical life (10,000,000 cycles for V7-2A17D8-207 only). Dimensional variations in pretravel, differential travel, and overtravel are minor and do not affect functional compatibility.
Q: Are there packaging considerations for this substitution?
A: The E23-50K is available in standard packaging, while the V7-2A17D8-207 is supplied in bulk packaging. Verify packaging requirements for your procurement process.
Q: What is the product status difference?
A: The E23-50K is classified as obsolete, while the V7-2A17D8-207 maintains active product status. Active status ensures continued manufacturing, technical support, and component availability.
Q: Do both switches meet regulatory compliance requirements?
A: Yes. Both the E23-50K and V7-2A17D8-207 are RoHS compliant and REACH unaffected, meeting current regulatory standards for electronic component manufacturing and use.
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