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APEM 5638MAB Toggle Switch SPDT Equivalent & Substitute Parts
Part Overview
The APEM 5638MAB is an active-status toggle switch with SPDT (Single Pole Double Throw) circuit configuration, rated for 6A at 125V AC and 4A at 30V DC. This panel-mount switch features a standard round actuator with solder lug termination and epoxy-sealed terminals for enhanced durability. The 5638MAB is designed for general-purpose on-off-momentary switching applications requiring reliable electrical performance across industrial and commercial environments. Substitute parts are identified when equivalent electrical ratings, mechanical compatibility, and functional characteristics align with the original specification.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | 5638MAB |
| Manufacturer | APEM Inc. |
| Series | 5000M |
| Circuit Configuration | SPDT |
| Switch Function | On-Off-Mom |
| Current Rating (AC) | 6A |
| Current Rating (DC) | 4A |
| Voltage Rating (AC) | 125V |
| Voltage Rating (DC) | 30V |
| Mounting Type | Panel Mount |
| Actuator Type | Standard Round |
| Actuator Length | 17.50mm |
| Termination Style | Solder Lug |
| Panel Cutout Diameter | 12.50mm |
| Bushing Thread | 15/32-32 |
| Operating Temperature Range | -40°C to 85°C |
| Electrical Life | 50,000 Cycles |
| RoHS Status | ROHS3 Compliant |
| Product Status | Active |
Substitute Part Grouping Explanation
Substitute parts for the 5638MAB are identified based on the following critical parameters that determine functional and mechanical compatibility:
- Circuit Configuration: SPDT topology required for equivalent switching function
- Current Rating: AC and DC current capacity must meet or exceed application requirements
- Voltage Rating: AC and DC voltage ratings must support the intended operating voltage
- Mounting Type: Panel mount configuration with compatible bushing thread (15/32-32)
- Actuator Compatibility: Standard round actuator with similar length and panel cutout dimensions
- Termination Style: Solder lug termination for PCB or wire connection
- Operating Temperature: Functional range must encompass -40°C to 85°C or equivalent
- Electrical Life: Minimum cycle rating of 40,000 cycles or higher
- Compliance: RoHS3 compliance required for regulatory alignment
The C&K 7107TZQE meets these substitution criteria with equivalent SPDT functionality, compatible panel-mount configuration, and comparable electrical ratings within acceptable tolerance ranges.
Parameter Comparison
| Parameter | APEM 5638MAB | C&K 7107TZQE | Compatibility Notes |
|---|---|---|---|
| Circuit Configuration | SPDT | SPDT | Equivalent |
| Switch Function | On-Off-Mom | On-Off-Mom | Equivalent |
| Current Rating (AC) | 6A | 5A | 7107TZQE rated 1A lower |
| Current Rating (DC) | 4A | 5A | 7107TZQE rated higher |
| Voltage Rating (AC) | 125V | 120V | 7107TZQE rated 5V lower |
| Voltage Rating (DC) | 30V | 28V | 7107TZQE rated 2V lower |
| Mounting Type | Panel Mount | Panel Mount | Equivalent |
| Actuator Type | Standard Round | Standard Round | Equivalent |
| Actuator Length | 17.50mm | 17.45mm | 0.05mm difference, functionally equivalent |
| Panel Cutout Diameter | 12.50mm | 11.91mm | 0.59mm difference, compatible with standard panel cutout tolerances |
| Bushing Thread | 15/32-32 | 15/32-32 | Equivalent |
| Termination Style | Solder Lug | Solder Lug | Equivalent |
| Operating Temperature | -40°C to 85°C | -30°C to 85°C | 5638MAB has 10°C lower minimum temperature |
| Electrical Life | 50,000 Cycles | 40,000 Cycles | 5638MAB rated 10,000 cycles higher |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | Equivalent |
| Product Status | Active | Active | Both actively manufactured |
Engineering Selection Recommendations
Primary Part (APEM 5638MAB): Select when applications require the full 6A AC current rating, 125V AC voltage rating, extended low-temperature operation (-40°C), or the higher 50,000-cycle electrical life specification. Both the 5638MAB and substitute are ROHS3 compliant and actively manufactured.
Substitute Part (C&K 7107TZQE): The 7107TZQE is suitable for applications where the 5A AC current rating and 120V AC voltage rating are sufficient. This substitute is appropriate for standard industrial switching applications operating within -30°C to 85°C temperature range and requiring 40,000+ electrical cycles. Both parts maintain equivalent SPDT functionality, panel-mount configuration, and solder lug termination.
Compliance Consideration: The 5638MAB is ROHS3 compliant with REACH Unaffected status. The 7107TZQE is ROHS3 compliant with REACH Affected status. Verify REACH compliance requirements for your specific application and end-use region before final selection.
Frequently Asked Questions (FAQ)
Q: Can the C&K 7107TZQE directly replace the APEM 5638MAB in all applications?
A: The 7107TZQE is functionally compatible for most applications. However, verify that your circuit operates within the 7107TZQE's electrical ratings: 5A AC (versus 6A for the 5638MAB), 120V AC (versus 125V), and 28V DC (versus 30V). If your application requires the full 6A AC rating or 125V AC voltage, the 5638MAB is the appropriate choice.
Q: Are there mechanical compatibility concerns between these parts?
A: Both switches feature identical panel-mount configuration with 15/32-32 bushing thread and solder lug termination. The actuator length difference (17.50mm versus 17.45mm) and panel cutout diameter difference (12.50mm versus 11.91mm) fall within standard mechanical tolerances and do not affect panel mounting or functional operation.
Q: What is the difference in electrical life between these parts?
A: The 5638MAB is rated for 50,000 electrical cycles, while the 7107TZQE is rated for 40,000 cycles. For applications requiring extended cycle life or frequent switching operations, the 5638MAB provides a 10,000-cycle advantage.
Q: Does operating temperature range affect substitution?
A: The 5638MAB operates from -40°C to 85°C, while the 7107TZQE operates from -30°C to 85°C. If your application requires operation below -30°C, the 5638MAB is required. For standard industrial environments, both parts are functionally equivalent.
Q: Are both parts currently available?
A: Yes. The 5638MAB has 1,108 pieces in stock, and the 7107TZQE has 690 pieces in stock as new original inventory.
Q: What are the REACH compliance differences?
A: The 5638MAB is REACH Unaffected, while the 7107TZQE is REACH Affected. Confirm REACH compliance requirements for your application region and end-use market before final component selection.
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