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WLCA12-TC Equivalent & Substitute Parts
Part Overview
The WLCA12-TC is an Omron Automation and Safety snap action switch with SPDT (DB/DM) circuit configuration, rated for 10A at 125V AC and 6A at 30V DC. This component features a side rotary adjustable roller actuator with chassis mount termination and IP67 ingress protection. The WLCA12-TC is classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing system maintenance and new design implementations.
Substiute Parts
Key Parameters
| Parameter | WLCA12-TC |
|---|---|
| Manufacturer | Omron Automation and Safety |
| Circuit Configuration | SPDT (DB/DM) |
| Switch Function | On-Mom |
| Current Rating (AC) | 10A |
| Current Rating (DC) | 6A |
| Voltage Rating (AC) | 125V |
| Voltage Rating (DC) | 30V |
| Actuator Type | Side Rotary, Adjustable Roller |
| Mounting Type | Chassis Mount |
| Termination Style | Screw Terminal |
| Ingress Protection | IP67 |
| Operating Temperature Range | -40°C to 40°C |
| Electrical Life | 750,000 Cycles |
| Mechanical Life | 15,000,000 Cycles |
| Product Status | Obsolete |
Substitute Part Grouping Explanation
The WLCA12-TC-N qualifies as a direct substitute based on the following critical parameters:
Electrical Equivalence: Both parts maintain identical current ratings (10A AC / 6A DC) and voltage ratings (125V AC / 30V DC), ensuring compatibility in existing circuit designs without modification.
Mechanical Compatibility: Both parts feature the same SPDT (DB/DM) circuit configuration, side rotary adjustable roller actuator, chassis mount configuration, and screw terminal termination style.
Environmental Specifications: Both parts provide IP67 ingress protection and operate across the identical temperature range (-40°C to 40°C).
Operational Characteristics: Both parts deliver 750,000 electrical cycles and 15,000,000 mechanical cycles, meeting equivalent reliability requirements.
Key Differentiator: The WLCA12-TC-N is classified as Active product status with RoHS compliance, whereas the WLCA12-TC is obsolete. The WLCA12-TC-N represents the current production equivalent.
Parameter Comparison
| Parameter | WLCA12-TC | WLCA12-TC-N | Compatibility |
|---|---|---|---|
| Manufacturer | Omron Automation and Safety | Omron Automation and Safety | Identical |
| Circuit Configuration | SPDT (DB/DM) | SPDT (DB/DM) | Identical |
| Switch Function | On-Mom | On-Mom | Identical |
| Current Rating (AC) | 10A | 10A | Identical |
| Current Rating (DC) | 6A | 6A | Identical |
| Voltage Rating (AC) | 125V | 125V | Identical |
| Voltage Rating (DC) | 30V | 30V | Identical |
| Actuator Type | Side Rotary, Adjustable Roller | Side Rotary, Adjustable Roller | Identical |
| Mounting Type | Chassis Mount | Chassis Mount | Identical |
| Termination Style | Screw Terminal | Screw Terminal | Identical |
| Ingress Protection | IP67 | IP67 | Identical |
| Operating Temperature Range | -40°C to 40°C | -40°C to 40°C | Identical |
| Electrical Life | 750,000 Cycles | 750,000 Cycles | Identical |
| Mechanical Life | 15,000,000 Cycles | 15,000,000 Cycles | Identical |
| Product Status | Obsolete | Active | Substitute is current production |
| RoHS Status | Vendor Undefined | RoHS Compliant | Substitute meets RoHS requirements |
Engineering Selection Recommendations
The WLCA12-TC-N is the direct production equivalent for the obsolete WLCA12-TC. Selection of the WLCA12-TC-N is appropriate for all applications currently using the WLCA12-TC, as all critical electrical, mechanical, and environmental parameters are identical.
The WLCA12-TC-N carries Active product status, ensuring ongoing availability and supply chain continuity. The RoHS compliance certification of the WLCA12-TC-N provides regulatory advantage for applications subject to RoHS directives, whereas the WLCA12-TC vendor RoHS status is undefined.
Both parts are manufactured by Omron Automation and Safety and share the same base product number (WLCA12), confirming engineering equivalence.
Frequently Asked Questions (FAQ)
Q: Can the WLCA12-TC-N directly replace the WLCA12-TC in existing applications?
A: Yes. The WLCA12-TC-N is electrically and mechanically equivalent to the WLCA12-TC. All current ratings, voltage ratings, circuit configurations, actuator types, mounting configurations, and termination styles are identical. Direct substitution is appropriate without circuit modification.
Q: What is the primary difference between these two parts?
A: The WLCA12-TC is classified as obsolete, while the WLCA12-TC-N is Active production status. The WLCA12-TC-N also carries RoHS compliance certification. All functional and electrical specifications remain identical.
Q: Are there packaging differences between the WLCA12-TC and WLCA12-TC-N?
A: The WLCA12-TC is supplied in standard packaging, while the WLCA12-TC-N is supplied in bulk packaging. This distinction affects procurement and inventory management but does not impact component functionality or performance.
Q: What operational parameters determine substitution eligibility for this switch family?
A: Substitution eligibility is determined by matching the following parameters: SPDT circuit configuration, On-Mom switch function, 10A AC / 6A DC current ratings, 125V AC / 30V DC voltage ratings, side rotary adjustable roller actuator type, chassis mount configuration, screw terminal termination, and IP67 ingress protection rating.
Q: Is the WLCA12-TC-N suitable for new designs?
A: Yes. The WLCA12-TC-N is Active production status with RoHS compliance, making it appropriate for new design implementations. The obsolete WLCA12-TC should not be specified for new designs.
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