08/19/2026
⚡ Proper Generac Generator Transfer Switch Installation ⚡
This is what a properly installed Generac automatic transfer switch and load-management system should look like.
When utility power goes out, the transfer switch safely disconnects the home from the utility and automatically transfers the electrical load to the standby generator. Once utility power returns, it switches the home back and allows the generator to shut down properly.
The three smaller Generac boxes mounted beside the transfer switch are load-management modules, also known as load-shedding modules. Each one is assigned a priority and controls a larger electrical load, such as an air-conditioning system or another high-demand appliance.
If the generator begins approaching its capacity, these modules temporarily shut off lower-priority loads. They then reconnect those loads in a controlled sequence when sufficient generator power becomes available. This protects the generator from overload while helping the homeowner get the most from the backup system.
A whole-house generator is only as dependable as the electrical system connecting it. Proper wiring, load management, grounding, bonding, and testing are essential for safe and reliable operation.
Prolux Electrical Solutions Inc.
Licensed Master Electrician
Serving Chester County and surrounding Pennsylvania communities
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