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EP12SD1SAKE Equivalent & Substitute Parts
Part Overview
The EP12SD1SAKE is a pushbutton switch manufactured by C&K, featuring SPDT (Single Pole Double Throw) circuit configuration with 0.4VA current rating at 20V. This surface mount, right angle component is designed for applications requiring momentary switching with dust and water protection (IP57). The part is currently obsolete, making identification of equivalent substitute components essential for ongoing production support and design updates.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | EP12SD1SAKE |
| Manufacturer | C&K |
| Circuit Configuration | SPDT |
| Current Rating | 0.4VA (AC/DC) |
| Voltage Rating | 20V AC / 20V DC |
| Mounting Type | Surface Mount, Right Angle |
| Termination Style | Gull Wing |
| Ingress Protection | IP57 - Dust Protected, Waterproof |
| Operating Temperature Range | -30°C to 85°C |
| Electrical Life | 30,000 Cycles |
| Product Status | Obsolete |
Substitute Part Grouping Explanation
Substitution eligibility for the EP12SD1SAKE is determined by the following critical parameters:
- Circuit Configuration: SPDT topology required for functional equivalence
- Current and Voltage Ratings: 0.4VA at 20V AC/DC minimum specification
- Mounting and Termination: Surface mount, right angle orientation with gull wing termination
- Environmental Protection: IP57 ingress protection for sealed applications
- Operating Temperature: -30°C to 85°C range compatibility
- Switch Function: Momentary (On-Mom) operation
Two substitute parts meet these criteria with full parameter alignment:
- EP12SD1SAPE (C&K) - Direct manufacturer equivalent with active product status
- 800BWSP8SM6REFLUSH (E-Switch) - Cross-manufacturer alternative with enhanced electrical life specification
Parameter Comparison
| Parameter | EP12SD1SAKE (Main) | EP12SD1SAPE (Direct) | 800BWSP8SM6REFLUSH (Alternative) |
|---|---|---|---|
| Manufacturer | C&K | C&K | E-Switch |
| Circuit | SPDT | SPDT | SPDT |
| Current Rating | 0.4VA (AC/DC) | 0.4VA (AC/DC) | 0.4VA (AC/DC) |
| Voltage Rating - AC | 20V | 20V | 20V |
| Voltage Rating - DC | 20V | 20V | 20V |
| Mounting Type | Surface Mount, Right Angle | Surface Mount, Right Angle | Surface Mount, Right Angle |
| Termination Style | Gull Wing | Gull Wing | Gull Wing |
| Actuator Type | Round, Plunger | Round, Plunger | Round, Plunger |
| Actuator Color | White | White | White |
| Ingress Protection | IP57 | IP57 | Not specified |
| Operating Temperature | -30°C to 85°C | -30°C to 85°C | -30°C to 85°C |
| Electrical Life | 30,000 Cycles | 30,000 Cycles | 50,000 Cycles |
| Product Status | Obsolete | Active | Active |
| RoHS Status | Non-compliant | ROHS3 Compliant | ROHS3 Compliant |
| MSL Rating | 3 (168 Hours) | 3 (168 Hours) | 1 (Unlimited) |
| Packaging | Bulk | Tape & Reel (TR) | Tape & Reel (TR) |
Engineering Selection Recommendations
EP12SD1SAPE is the primary substitute for EP12SD1SAKE. Both components are manufactured by C&K and share identical electrical and mechanical specifications. EP12SD1SAPE holds active product status, ensuring long-term availability and supply chain continuity. The part achieves ROHS3 compliance, addressing regulatory requirements that the obsolete EP12SD1SAKE does not meet. Packaging is available in Tape & Reel format, supporting automated assembly processes.
800BWSP8SM6REFLUSH serves as a secondary cross-manufacturer alternative from E-Switch. This component maintains full electrical and mechanical compatibility with identical current, voltage, and temperature specifications. The 800BWSP8SM6REFLUSH offers extended electrical life (50,000 cycles versus 30,000 cycles) and superior moisture sensitivity rating (MSL 1 versus MSL 3), providing enhanced reliability in demanding environments. ROHS3 compliance is confirmed. The primary consideration is that ingress protection rating is not specified for this alternative, requiring verification if IP57 sealing is critical to the application.
Frequently Asked Questions (FAQ)
Q: Can EP12SD1SAPE directly replace EP12SD1SAKE without design modification?
A: Yes. EP12SD1SAPE is a direct equivalent with identical SPDT circuit, 0.4VA/20V ratings, surface mount right angle configuration, gull wing termination, and operating temperature range. No design changes are required.
Q: What is the primary advantage of switching from EP12SD1SAKE to EP12SD1SAPE?
A: EP12SD1SAPE is an active product with confirmed availability, whereas EP12SD1SAKE is obsolete. Additionally, EP12SD1SAPE achieves ROHS3 compliance, meeting current regulatory standards.
Q: Is 800BWSP8SM6REFLUSH suitable for applications requiring IP57 protection?
A: The ingress protection rating for 800BWSP8SM6REFLUSH is not specified in available documentation. If IP57 dust and water protection is a functional requirement, EP12SD1SAPE is the recommended choice.
Q: What is the difference in electrical life between the substitute parts?
A: EP12SD1SAKE and EP12SD1SAPE both specify 30,000 cycles electrical life. 800BWSP8SM6REFLUSH specifies 50,000 cycles, providing extended operational life for high-cycle applications.
Q: Are there packaging differences between the substitutes?
A: EP12SD1SAKE is supplied in bulk packaging. Both EP12SD1SAPE and 800BWSP8SM6REFLUSH are available in Tape & Reel format, which is standard for automated surface mount assembly.
Q: What is the MSL (Moisture Sensitivity Level) consideration for these parts?
A: EP12SD1SAKE and EP12SD1SAPE both carry MSL 3 rating (168-hour floor life). 800BWSP8SM6REFLUSH carries MSL 1 rating (unlimited floor life), eliminating moisture-related handling constraints.
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