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M2T29TXA13 Equivalent & Substitute Parts
Part Overview
The M2T29TXA13 is a rocker switch manufactured by NKK Switches, configured as a DPDT (Double Pole Double Throw) switch with On-Off-Mom functionality. This through-hole mounted component is rated for 6A AC at 125V and 4A DC at 30V, designed for applications requiring sealed switching with mechanical durability. The product is currently obsolete, making identification of equivalent alternatives essential for ongoing system maintenance and new design implementations where legacy compatibility is required.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | M2T29TXA13 |
| Manufacturer | NKK Switches |
| Series | M2 |
| Circuit Configuration | DPDT |
| Switch Function | On-Off-Mom |
| Current Rating (AC) | 6A |
| Current Rating (DC) | 4A |
| Voltage Rating (AC) | 125V |
| Voltage Rating (DC) | 30V |
| Mounting Type | Through Hole |
| Actuator Type | Actuator Arm, Cap Required |
| Termination Style | PC Pin |
| Operating Temperature Range | -30°C to 85°C |
| Mechanical Life | 50,000 Cycles |
| Electrical Life | 25,000 Cycles |
| Features | Process Sealed |
| RoHS Status | ROHS3 Compliant |
| Approvals | CSA, UL |
Substitute Part Grouping Explanation
Substitution eligibility for the M2T29TXA13 is determined by the following critical parameters:
- Circuit Configuration: DPDT topology must be maintained
- Switch Function: On-Off-Mom operation required
- Current and Voltage Ratings: Must meet or exceed 6A AC / 125V and 4A DC / 30V specifications
- Mounting Type: Through-hole configuration for PCB compatibility
- Termination Style: PC pin termination for direct board integration
- Operating Temperature Range: -30°C to 85°C operational envelope
- Mechanical and Electrical Life: 50,000 mechanical cycles and 25,000 electrical cycles minimum
- Regulatory Compliance: CSA and UL approvals required
The M2029TXA13 qualifies as a direct substitute based on manufacturer lineage within the NKK Switches product family and compatibility across these defined parameters.
Parameter Comparison
| Parameter | M2T29TXA13 (Main Part) | M2029TXA13 (Substitute) |
|---|---|---|
| Manufacturer | NKK Switches | NKK Switches |
| Series | M2 | M2 |
| Circuit Configuration | DPDT | DPDT |
| Switch Function | On-Off-Mom | On-Off-Mom |
| Current Rating (AC) | 6A | 6A |
| Current Rating (DC) | 4A | 4A |
| Voltage Rating (AC) | 125V | 125V |
| Voltage Rating (DC) | 30V | 30V |
| Mounting Type | Through Hole | Through Hole |
| Termination Style | PC Pin | PC Pin |
| Operating Temperature Range | -30°C to 85°C | -30°C to 85°C |
| Mechanical Life | 50,000 Cycles | 50,000 Cycles |
| Electrical Life | 25,000 Cycles | 25,000 Cycles |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| Product Status | Obsolete | Active |
Engineering Selection Recommendations
The M2029TXA13 is the primary equivalent for the obsolete M2T29TXA13. Both components share identical electrical specifications, mechanical characteristics, and regulatory certifications (CSA, UL). The M2029TXA13 maintains active product status with NKK Switches, ensuring continued availability and supply chain reliability. Both parts comply with ROHS3 requirements and carry equivalent moisture sensitivity levels (MSL 1 - Unlimited).
Selection of the M2029TXA13 as a replacement is supported by full parameter alignment across all critical switching characteristics, thermal operating range, and lifecycle ratings. The active status of the substitute part provides superior long-term procurement viability compared to the obsolete original specification.
Frequently Asked Questions (FAQ)
Q: Can the M2029TXA13 directly replace the M2T29TXA13 in existing designs?
A: Yes. Both components share identical DPDT circuit configuration, On-Off-Mom switching function, current ratings (6A AC / 4A DC), voltage ratings (125V AC / 30V DC), through-hole mounting, PC pin termination, and operating temperature range (-30°C to 85°C). Mechanical and electrical life specifications are equivalent at 50,000 and 25,000 cycles respectively.
Q: What is the primary advantage of using M2029TXA13 over M2T29TXA13?
A: The M2029TXA13 maintains active product status with NKK Switches, whereas the M2T29TXA13 is obsolete. Active status ensures ongoing availability, consistent manufacturing processes, and supply chain continuity.
Q: Are there any compliance or certification differences between these parts?
A: No. Both components carry identical regulatory approvals (CSA, UL) and ROHS3 compliance status. Moisture sensitivity levels are equivalent (MSL 1 - Unlimited).
Q: What parameters must be verified when considering substitution?
A: Critical parameters include circuit configuration (DPDT), switch function (On-Off-Mom), current and voltage ratings (6A AC / 125V, 4A DC / 30V), mounting type (through-hole), termination style (PC pin), and operating temperature range (-30°C to 85°C).
Q: Is the M2029TXA13 available in the same packaging as the M2T29TXA13?
A: Both components utilize identical through-hole mounting configuration with PC pin termination, ensuring mechanical and electrical compatibility in PCB designs.
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