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M2013SS1G03 Equivalent & Substitute Parts
Part Overview
The M2013SS1G03 is a toggle switch manufactured by NKK Switches, classified as SPDT (Single Pole Double Throw) with On-Off-On functionality. This panel-mount switch is rated for 0.4VA at 28V AC/DC with a standard round actuator and PC pin termination. The product is currently obsolete, making identification of equivalent substitute parts essential for design continuity and component sourcing in applications requiring SPDT toggle switch functionality with matching electrical and mechanical specifications.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Circuit Configuration | SPDT |
| Switch Function | On-Off-On |
| Current Rating | 0.4VA (AC/DC) |
| Voltage Rating - AC | 28V |
| Voltage Rating - DC | 28V |
| Mounting Type | Panel Mount |
| Actuator Type | Standard Round |
| Actuator Length | 10.50mm |
| Termination Style | PC Pin |
| Panel Cutout Dimensions | Circular - 6.50mm Dia |
| Bushing Thread | 1/4-40 |
| Operating Temperature Range | -30°C ~ 85°C |
| Electrical Life | 50,000 Cycles |
| RoHS Status | ROHS3 Compliant |
Substitute Part Grouping Explanation
Substitution of the M2013SS1G03 is determined by strict equivalence across the following critical parameters:
- Circuit Configuration & Function: SPDT On-Off-On topology must be maintained
- Current Rating: 0.4VA AC/DC minimum requirement
- Voltage Rating: Both AC and DC ratings must meet or exceed 28V
- Mechanical Compatibility: Panel mount configuration with 1/4-40 bushing thread and 6.50mm circular cutout
- Actuator Specifications: Standard round actuator with 10.50mm length
- Termination: PC pin termination for PCB integration
- Compliance: ROHS3 compliance and REACH unaffected status
The substitute part 5239CDB from APEM Inc. meets all critical substitution criteria. The voltage rating differential (20V vs. 28V) represents a design constraint that must be evaluated within the specific application context, as the substitute operates at a lower maximum voltage rating.
Parameter Comparison
| Parameter | M2013SS1G03 (NKK) | 5239CDB (APEM) | Compatibility |
|---|---|---|---|
| Manufacturer | NKK Switches | APEM Inc. | Different |
| Circuit Configuration | SPDT | SPDT | Match |
| Switch Function | On-Off-On | On-Off-On | Match |
| Current Rating | 0.4VA (AC/DC) | 0.4VA (AC/DC) | Match |
| Voltage Rating - AC | 28V | 20V | Substitute Lower |
| Voltage Rating - DC | 28V | 20V | Substitute Lower |
| Mounting Type | Panel Mount | Panel Mount | Match |
| Actuator Type | Standard Round | Standard Round | Match |
| Actuator Length | 10.50mm | 10.50mm | Match |
| Termination Style | PC Pin | PC Pin | Match |
| Panel Cutout Dimensions | Circular - 6.50mm Dia | Circular - 6.50mm Dia | Match |
| Bushing Thread | 1/4-40 | 1/4-40 | Match |
| Operating Temperature Range | -30°C ~ 85°C | -40°C ~ 85°C | Substitute Wider |
| Electrical Life | 50,000 Cycles | 50,000 Cycles | Match |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | Match |
| Product Status | Obsolete | Active | Substitute Active |
Engineering Selection Recommendations
The 5239CDB from APEM Inc. is the identified substitute for the obsolete M2013SS1G03. Both components maintain ROHS3 compliance and REACH unaffected status, ensuring regulatory alignment.
The primary design consideration is the voltage rating differential: the substitute operates at 20V maximum (AC/DC) compared to the original 28V specification. Applications operating at or below 20V can implement this substitute without electrical derating. Applications requiring the full 28V rating must evaluate alternative sources or confirm that the 20V rating is acceptable within the specific circuit design.
The substitute offers an extended operating temperature range (-40°C to 85°C versus -30°C to 85°C), providing improved performance in low-temperature environments. All mechanical parameters, including panel cutout dimensions, bushing thread specification, and actuator geometry, are identical, ensuring direct mechanical interchangeability in panel-mount installations.
Frequently Asked Questions (FAQ)
Q: Can the 5239CDB be used as a direct replacement for the M2013SS1G03?
A: Mechanical and functional compatibility is confirmed. The critical design variable is the voltage rating: the substitute is rated for 20V maximum versus the original 28V. Direct substitution is valid for applications operating at 20V or below. Applications requiring 28V operation require design review.
Q: What are the key differences between these two toggle switches?
A: The primary differences are voltage rating (20V vs. 28V), manufacturer (APEM vs. NKK), operating temperature range (-40°C to 85°C vs. -30°C to 85°C), and product status (active vs. obsolete). All other electrical and mechanical parameters are equivalent.
Q: Are the panel cutout dimensions identical?
A: Yes. Both switches require a 6.50mm diameter circular cutout and use 1/4-40 bushing thread, confirming mechanical interchangeability in panel installations.
Q: What is the packaging difference?
A: The M2013SS1G03 is supplied in bulk packaging, while the 5239CDB is supplied in tray packaging. This affects inventory management and handling but does not impact component functionality or performance.
Q: Are both components RoHS compliant?
A: Yes. Both the M2013SS1G03 and 5239CDB are ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory requirements.
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