Generator Interlock Kit For Square D QO And Homeline Panels Indoor And Outdoor Use SD200VL Three And One Quarter To Four Inch Upgrade For Safe And Reliable Generator Transfer Switch Accessory

Interlock Kit Upgrade for QO and Homeline Panels
✔️ Compatible with QO and Homeline panels, indoor/outdoor use

This interlock kit is a 3.25 to 4 inch upgrade for safe generator transfer switch accessory. It is compatible with QO and Homeline panels and suitable for indoor and outdoor installation. It helps ensure a safe, reliable transfer when switching between utility power and generator power.

✅ Size range 82.55 mm to 101.6 mm (3.25 to 4 in)
✅ Indoor and outdoor rated for flexible installation
✅ Helps prevent backfeed by blocking simultaneous power sources
✅ Simple retrofit for QO and Homeline panels

💡 What is a generator interlock kit used for with QO and Homeline panels, and why is it handy?

- Prevents backfeed and accidental energization by coordinating breaker operation
- Improves safety for home backup power setups
- Works with standard transfer switches for easy upgrades
- Suitable for indoor or outdoor installations