Generator Lockout Kit

Safeguard Your Power Backup

In the event of a power outage, a portable generator can be a lifesaver. However, connecting a generator to your home's electrical system without proper safety measures can be extremely dangerous. A generator lockout kit prevents backfeeding, the illegal and hazardous practice of sending power back into the electrical grid. Backfeeding can injure or kill utility workers and damage your appliances. A generator lockout kit ensures your generator safely and legally powers your home or business during outages.

Finding a perfect fit for your electrical panel is crucial for safe generator operation. That's why a diverse range of generator lockout kits is meticulously designed for compatibility with many of the leading electrical panel brands: Siemens (ITC), Murray, Eaton/Cutler-Hammer (PN/CH), Schneider Electric (Square D), Bryant (Bryant Electric) and more. These kits are engineered for straightforward installation and reliable performance, ensuring your generator's power is delivered safely and effectively. Each product listing provides detailed information on compatible brands and models, so always refer to the product descriptions for compatibility to confirm a perfect fit.

Key Benefits of the Generator Lockout Kit:

Safety First: The generator lockout kit prevents dangerous backfeeding of electricity into the grid, safeguarding both utility workers and your electrical system from potential harm.
Ease of Installation: The generator lockout kit is designed for straightforward installation using common household tools, with comprehensive step-by-step instructions for a simple process.
Wide Compatibility: A diverse range of generator lockout kits covers many panel brands (including Siemens/Murray, Eaton/Cutler-Hammer, Square D, Bryant, and more) with new models constantly being added; please always refer to product listings to verify panel compatibility.
Durable Construction: The generator lockout kit is built with robust, high-quality materials designed to withstand regular use and ensure long-lasting, reliable, and secure operation.
Peace of Mind: Agenerator lockout kit provides you with confidence that your generator setup is safe and compliant with local electrical codes, delivering a reliable backup solution during emergencies.

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17 itens

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Generator Interlock Kit - Square D QO & Homeline 150/200A (SD-200), 1-3/8" Spacing

GL-1

$24.99

Generator Interlock Kit - Eaton Cutler Hammer 150/200A (EAT-CH200), 1-1/2" Spacing

GL-2

$24.99

Generator Interlock Kit - Eaton CH & BR Series 150/200A (EAT-PN200), 1-1/4" - 1-7/16" Spacing

GL-3

$24.99

Generator Interlock Kit - Siemens and Murray 100A (SIE-P1), 7/8" - 1-1/4" Spacing

GL-4

$24.99

Generator Interlock Kit - Siemens and ITE 150/200A (ITE-200A), 1-1/4" Spacing

GL-5

$24.99

Generator Interlock Kit - Cutler Hammer BR and CH Series 150/200A (BR-200), 1-1/4" - 1-1/2" Spacing

GL-6

$24.99

Generator Interlock Kit - Square D Meter Main Homeline 150/200A (SD-200SA)

GL-7

$24.99

Generator Interlock Kit - Siemens and Murray 150/200A (SIE-P2), 7/8" - 1-1/4" Spacing

GL-8

$24.99

Generator Interlock Kit - Square D QO & Homeline 100/125A (SQD100), 3/4" - 7/8" Spacing

GL-9

$24.99

Generator Interlock Kit - Square D QO & Homeline 100A (SD-100A), 3/4" Spacing

GL-10

$24.99

Generator Interlock Kit - Eaton Cutler Hammer 150A/200A (EAT-CH5), 2-1/4" Spacing

GL-11

$24.99

Generator Interlock Kit - Square D Vertical Throw 150A/200A (SD-200VL), 3-1/4" - 4" Spacing

GL-12

$24.99

Generator Interlock Kit - General Electric GE 150/200A (GE-200A), 1-1/4" Spacing

GL-13

$24.99

Generator Interlock Kit - General Electric GE 150/200A (GE-200HDA), 2-1/4" Spacing

GL-14

$24.99

Generator Interlock Kit - General Electric GE 150/200A (GE-3), 2-1/2" Spacing

GL-15

$24.99

Generator Interlock Kit - GE 150/200A (GE-200VL), 2-1/2" to 3-1/2" Spacing

GL-16

$24.99

Generator Interlock Kit - Eaton Cutler Hammer BR Series 100/125A (BR-100)

GL-17

$24.99

Safeguard Your Home and Power Backup

In the event of a power outage, a portable generator offers a vital source of backup electricity. However, connecting a generator to your home's electrical system without proper safety measures can be extremely dangerous. Daier's comprehensive range of generator lockout kits is meticulously designed to prevent hazardous backfeeding of electricity into the utility grid, safeguarding both utility workers and your household electrical system from potential harm during outages. Our generator interlock kits ensure your generator connects safely, legally, and in compliance with local electrical codes.

Our extensive selection of generator lockout kits provides a robust and reliable mechanical interlock solution for various common electrical panel brands. We offer interlock kits compatible with leading manufacturers such as Siemens (QO, Homeline), Square D (QO, Homeline), Eaton / Cutler-Hammer (BR, CH, PN), Murray, Bryant Electric, and General Electric (GE). Each Daier generator interlock kit is designed for a precise fit with specific main breaker configurations and panel types, ensuring a secure and compliant installation.

A generator lockout kit is an essential safety device that mechanically prevents the main utility breaker and the generator breaker from being in the "ON" position simultaneously. This simple yet effective mechanism ensures that your home is never connected to both utility power and generator power at the same time, thereby eliminating the risk of dangerous backfeeding. These kits are often chosen as a safer and more cost-effective alternative to a full transfer switch for residential generator setups.

Daier generator lockout kits are constructed from high-quality, durable materials, typically robust metals like stainless steel or strong aluminum alloys, ensuring long-lasting performance and resistance to wear. Our kits are designed for straightforward installation by qualified individuals, often including necessary hardware and detailed instructions to facilitate the setup process.

Beyond their primary function of preventing generator backfeeding, Daier interlock kits provide:

Enhanced Safety: Protecting utility workers from unexpected electrical feedback on the grid.
Appliance and Wiring Protection: Safeguarding your home's electrical system from potential surges or damage.
Code Compliance: Helping homeowners meet national and local electrical codes (e.g., NEC), avoiding fines and ensuring legality.
Peace of Mind: Providing confidence in your backup power solution during emergencies.

When selecting a generator lockout kit, it is crucial to verify compatibility with your specific electrical panel brand, series, main breaker type, and amperage rating. Daier is committed to providing reliable and high-quality generator lockout kits that combine robust construction with essential safety features, ensuring secure and compliant integration of your portable generator. Explore our extensive range today to find the perfect generator interlock device for your home's electrical panel.

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Frequently Asked Questions

A generator lockout kit is a safety device designed to prevent "backfeeding" by mechanically ensuring that the main breaker and the generator breaker cannot be in the "ON" position at the same time. This prevents electricity from the portable generator from flowing back into the utility grid, which could endanger utility workers, while also protecting the household electrical system from damage when the grid power is restored.

Compatibility depends entirely on the brand, model, and physical layout of the main electrical panel. These kits are specifically engineered for major brands, including Square D (QO/Homeline), Eaton (Cutler-Hammer), Siemens, and General Electric (GE). When selecting a kit, it is critical to verify:
· The spacing between the main breaker and the branch breakers (e.g., 1-1/4" or 2-1/4" spacing).
· The amperage of the main breaker (e.g., 100A, 150A, or 200A).
· The specific model series of the panel.

Yes. When properly installed, mechanical interlock kits are a code-compliant and cost-effective alternative to expensive transfer switches. They meet the requirements of the National Electrical Code (NEC) by providing a permanent, mechanical safety barrier that prevents the simultaneous closure of two power sources.

These lockout kits are typically manufactured from high-grade CNC-machined aluminum alloy or stainless steel. These materials are chosen for their high tensile strength and natural resistance to corrosion and oxidation, ensuring that the sliding mechanism remains smooth and functional for years, even in humid or unconditioned garage environments.

While the installation is straightforward, it involves working inside the main electrical panel and drilling holes into the panel cover. Most kits include the necessary professional-grade drill bit and mounting hardware. While many experienced DIYers perform the installation, it is strongly recommended to consult a licensed electrician to ensure all safety protocols are followed and the generator breaker is correctly wired to an inlet box.

A complete kit usually includes the primary interlock sliding plates, specialized mounting screws and nuts, and a high-quality drill bit. Crucially, kits also include mandatory safety warning labels and tags (such as "Main Breaker Interlock" and "Generator Inlet" stickers). These labels are required by inspectors to clearly identify the backup power procedures and ensure the system is operated safely during a power outage.