Features Safety Ensured: The SIE‑P2 generator interlock kit ensures your home remains safe by preventing simultaneous power from both the utility and generator, eliminating any potential for hazardous backfeed. Universal Compatibility: This interlock kit is perfect for 150A or 200A panels and is ideal for homeowners seeking a versatile backup power solution. Durable Construction: Crafted from high-quality aluminum alloy, this generator interlock plate is engineered for durability, providing long-lasting reliability for your generator's protection system. Flexible Installation: With an adjustable spacing feature, this interlock kit caters to panel spaces ranging from 7/8 to 1 1/4 inches, offering added versatility in installation. Effortless Setup: Including a 3/16 inch drill bit, the kit allows for easy installation through your circuit breaker panel, streamlining the setup process without additional hardware. Feature: 1. 3/16 Inch Bit: This kit provides 3/16 inch bit, sturdy steel, easy passage through the circuit breaker panel without the need for additional control boxes or wiring. Specification: Item Type: Generator Interlock Plate Model: SIE-P2 Material: Aluminum Alloy Compatibility: for 150A or 200A Panels Package List: 2 x Interlock Plates 3 x Nuts 2 x Cable Ties 3 x Screws 1 x Drill Bit 2 x Stickers 1 x User Manual Package List 2 x Interlock Plates 3 x Nuts 2 x Cable Ties 3 x Screws 1 x Drill Bit 2 x Stickers 1 x User Manual