Stäubli MC4 Original Connector Pair (Male + Female)
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SKU: 4904-9999
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Stäubli MC4 Original Connector Pair (Male + Female)
Includes: 1× Female MC4 cable coupler (PV-KBT4/6II-UR, MPN 32.0016P0001-UR) + 1× Male MC4 cable coupler (PV-KST4/6II-UR, MPN 32.0017P0001-UR).
Engineered by Stäubli Electrical Connectors—the inventor of the original MC4—the pair delivers low-loss, long-life performance for professional PV string and array interconnections. The advanced MULTILAM contact system maintains ultra-low contact resistance under thermal cycling and vibration, while the positive snap-in latch ensures a secure, service-ready mate in the field.
Key Features
- Authentic MC4 pair: female PV-KBT4/6II-UR + male PV-KST4/6II-UR (MPNs 32.0016P0001-UR / 32.0017P0001-UR).
- Wire size & OD: 10–12 AWG (4–6 mm²) with cable outer diameter 5.9–8.8 mm.
- Ratings (typ.): up to 1500 V DC (UL) / 1000 V DC (IEC) and up to 30 A with 10 AWG.
- Environmental sealing: IP65/IP68 when mated for dust-tight, water-resistant connections.
- Temperature range: −40 °C to +85 °C (limit +105 °C).
- Snap-in locking: vibration-resistant, serviceable with the appropriate MC4 unlocking tool (not included).
- Proven reliability: Original MC4 family with industry-standard compatibility when used with other genuine Stäubli MC4 components.
What’s in the Box
- 1 × Stäubli MC4 Female cable coupler — PV-KBT4/6II-UR (32.0016P0001-UR)
- 1 × Stäubli MC4 Male cable coupler — PV-KST4/6II-UR (32.0017P0001-UR)
- Integrated cable glands & crimp contacts for field assembly
Technical Specifications
| Series | Original MC4 (cable couplers) |
|---|---|
| Female | PV-KBT4/6II-UR (MPN 32.0016P0001-UR) |
| Male | PV-KST4/6II-UR (MPN 32.0017P0001-UR) |
| Conductor Range | 10–12 AWG (4–6 mm²) |
| Cable O.D. | 5.9–8.8 mm |
| Voltage Rating | Up to 1500 V DC (UL), 1000 V DC (IEC) |
| Current Rating | Up to 30 A (with 10 AWG / 6 mm²) |
| Ingress Protection | IP65/IP68 when mated |
| Operating Temp. | −40 °C … +85 °C (limit +105 °C) |
| Contact System | Stäubli MULTILAM (low-resistance, high cycle life) |
Applications
Residential, commercial, and utility-scale solar PV; string-to-string and string-to-home-run interconnects; inverter/combiner terminations where genuine MC4 interface and verified ratings are required.
Compatibility & Safety Notes
- For use with genuine Stäubli MC4 family components. Avoid mixing with non-certified “MC4-compatible” parts.
- Use approved PV crimp tooling and follow Stäubli assembly instructions for conductor size and cable O.D. windows.
- Do not disconnect under load. Use the designated MC4 unlocking tool for service.
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