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WR13BT/V Equivalent & Substitute Parts Reference
Part Overview
The WR13BT/V is a rocker switch manufactured by NKK Switches, classified as SPDT (Single Pole Double Throw) with On-Off-On functionality. This panel-mount, snap-in switch is rated for 15A at 125V AC and 30V DC, featuring screw terminal connections and IP67 ingress protection with epoxy sealed terminals.
The WR13BT/V is currently listed as obsolete. Identifying equivalent and substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing maintenance and production requirements for systems utilizing this component.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | WR13BT/V |
| Manufacturer | NKK Switches |
| Circuit Configuration | SPDT |
| Switch Function | On-Off-On |
| Current Rating | 15A (AC/DC) |
| Voltage Rating - AC | 125V |
| Voltage Rating - DC | 30V |
| Mounting Type | Panel Mount, Snap-In |
| Termination Style | Screw Terminal |
| Ingress Protection | IP67 |
| Panel Cutout Dimensions | Rectangular - 34.20mm x 17.20mm |
| Operating Temperature Range | -25°C to 85°C |
| Mechanical Life | 30,000 Cycles |
| Electrical Life | 10,000 Cycles |
Substitute Part Grouping Explanation
Substitution eligibility for the WR13BT/V is determined by strict equivalence across the following critical parameters:
- Circuit configuration must be SPDT
- Switch function must be On-Off-On
- Current rating must be 15A (AC/DC)
- Voltage ratings must match: 125V AC and 30V DC minimum
- Mounting type must be Panel Mount, Snap-In
- Termination style must be Screw Terminal
- Ingress protection must be IP67 or equivalent
- Panel cutout dimensions must be Rectangular - 34.20mm x 17.20mm
- Operating temperature range must encompass -25°C to 85°C
- Mechanical life must be 30,000 cycles or greater
- Electrical life must be 10,000 cycles or greater
Parts meeting all these criteria are classified as direct equivalents and may be substituted without design modification.
Parameter Comparison
| Parameter | WR13BT/V (Main Part) | WR13BT (Substitute) |
|---|---|---|
| Manufacturer | NKK Switches | NKK Switches |
| Circuit Configuration | SPDT | SPDT |
| Switch Function | On-Off-On | On-Off-On |
| Current Rating | 15A (AC/DC) | 15A (AC/DC) |
| Voltage Rating - AC | 125V | 125V |
| Voltage Rating - DC | 30V | 30V |
| Mounting Type | Panel Mount, Snap-In | Panel Mount, Snap-In |
| Termination Style | Screw Terminal | Screw Terminal |
| Ingress Protection | IP67 | IP67 |
| Panel Cutout Dimensions | Rectangular - 34.20mm x 17.20mm | Rectangular - 34.20mm x 17.20mm |
| Operating Temperature Range | -25°C to 85°C | -25°C to 85°C |
| Mechanical Life | 30,000 Cycles | 30,000 Cycles |
| Electrical Life | 10,000 Cycles | 10,000 Cycles |
| Actuator Type | Concave (Curved) | Concave (Curved) |
| Color - Actuator/Cap | Ivory | Ivory |
| Features | Epoxy Sealed Terminals | Epoxy Sealed Terminals |
| Approval Agency | EN, UL | EN, UL |
Engineering Selection Recommendations
The WR13BT (without the /V suffix) is a direct equivalent to the WR13BT/V. Both parts are manufactured by NKK Switches and share identical electrical and mechanical specifications across all critical parameters.
The primary distinction is product status: WR13BT/V is obsolete, while WR13BT is active and carries RoHS3 compliance and REACH unaffected status. The WR13BT is available in bulk packaging with higher inventory levels (1092 pcs vs. 883 pcs), making it the preferred selection for new designs and ongoing production requirements.
Both parts carry EN and UL approvals, meeting the same regulatory standards. Selection between these parts should be based on availability requirements and compliance documentation needs for your specific application.
Frequently Asked Questions (FAQ)
Q: Can WR13BT be used as a direct replacement for WR13BT/V?
A: Yes. Both parts are electrically and mechanically identical across all specified parameters. The WR13BT is the active production equivalent of the obsolete WR13BT/V.
Q: What is the difference between WR13BT/V and WR13BT?
A: The primary differences are product status (obsolete vs. active) and packaging (not specified vs. bulk). The WR13BT includes RoHS3 compliance and REACH unaffected status documentation. All electrical and mechanical specifications are identical.
Q: Are there any panel cutout dimension differences?
A: No. Both parts require an identical rectangular panel cutout of 34.20mm x 17.20mm. No mechanical redesign is necessary when substituting between these parts.
Q: Do both parts have the same termination style?
A: Yes. Both WR13BT/V and WR13BT use screw terminal connections with epoxy sealed terminals for IP67 protection.
Q: What are the voltage and current limits for substitution?
A: Both parts are rated for 15A at 125V AC and 30V DC. Substitution is valid only for applications within these electrical specifications.
Q: Is the operating temperature range the same?
A: Yes. Both parts operate across -25°C to 85°C. No thermal derating is required when substituting between these parts.
Q: How many mechanical cycles are guaranteed?
A: Both parts are rated for 30,000 mechanical cycles and 10,000 electrical cycles. These specifications apply equally to WR13BT/V and WR13BT.
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