10 Best backup generator transfer switches of 2025

Explore top picks

Best Choice

1

Generac
Generac 200 Amp Single Phase Generator Automatic Transfer Switch - Service Entrance Rated - NEMA 3R Outdoor Rated Aluminum Enclosure - Power Management for Indoor and Outdoor Use
Main highlights

Seamless Power Transitions
Ensures uninterrupted power with 200 Amp automatic transfer switch.

Ideal for Home and Business
Perfect for managing power in homes and businesses during outages.

Easy Installation
Praised for straightforward installation and reliable performance.
9.6

Exceptional

Our Rating

9.3
Easy installation

8.9
worth the money
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Value for Money

2

Connecticut Electric
Connecticut Electric EmerGen Transfer Switch Kit - 30 Amp, 10-Circuit, 10-Foot Cord, 7500 Watts, for Generator
Main highlights

30 Amp Output for Generators
Designed for emergency generators up to 30 amps, offering a safer alternative.

Ideal for Indoor and Outdoor Use
NEMA 3R rainproof rating allows versatile indoor/outdoor installation.

Highly Rated Customer Satisfaction
Praised for ease of use and affordability, with strong customer feedback.
9.3

Excellent

Our Rating

9.7
Simple to use

9.7
Waterproof

9.3
worth the money
3

EZ Generator Switch
EZ GENERATOR SWITCH - The Original, Patented, UL/CSA Approved Manual Transfer Switch
Main highlights

User-Friendly Design
The EZ Generator Switch is simple to install and use.

Backup Power Solution
Ideal for running essential systems like heat and water in outages.

High-Quality Build
Praised for its durable construction and top-notch materials.
9.0

Excellent

Our Rating

9.5
Easy installation

9.3
Instruction

8.9
worth the money
4

Reliance Controls
Reliance Controls Corporation 31406CWK 30 Amp 6-circuit Pro/Tran Transfer Switch Kit for Generators (7500 Watts).,Gray
Main highlights

Easy Installation
The Reliance Controls 31406CWK is user-friendly, making setup straightforward even for non-experts.

Ideal for Portable Generators
Perfect for safely connecting portable generators up to 7500 watts.

Praised for Quality
Customers appreciate the excellent component and wiring quality in this transfer switch.
8.7

Very Good

Our Rating

9.7
Instruction

9.3
Waterproof

9.1
Easy installation
5

LNEUIE
200A Manual Generator Transfer Switch,Heavy Duty 48000W General Double-Throw Safety Switch 120/240 Volt Transfer Switch for Home Generator Indoor & Outdoor (Gray-200A)
Main highlights

High Performance and Reliability
Handles up to 200A and 48000W, ensuring stable power during outages.

Ideal for Emergency Power Needs
Perfect for homes needing reliable backup during power outages.

Praised for Durability
Customers appreciate its robust, weather-resistant construction.
Key specs
- Installation:Professional recommended
- Wattage:48000W
- Amperage:200A
- Dimensions:10.85 x 7.51 x 16.15 inches
- Material:Galvanized steel
8.6

Very Good

Our Rating
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6

MUJURUR
100A Generator Transfer Switch, 24000W Heavy Duty Double Throw Safety Design, 120/240V Transfer Switch for Installation Outdoor and Indoor,Stronger Stability,Enlarged NEMA 3R Enclosure for Easy Wiring
Main highlights

Seamless Power Management
Switches power between electric company and generator with ease.

Ideal for Outdoor Use
Perfect for garages, RVs, and external buildings needing backup power.

Highly Praised Durability
Customers appreciate its solid, heavy-duty construction and reliability.
Key specs
- Installation:Professional recommended
- Wattage:24,000W
- Amperage:100A
- Dimensions:7.5 x 5 x 15 inches
- Material:Galvanized steel
8.5

Good

Our Rating
7

Afurkuot

Afurkuot 50 Amp Generator Inlet Box with Pre-Drilled Holes, ETL Listed 50A Power Box Home Generator Transfer Switch Kit for 3 Prong Adapter Cord, 125/250V 50 Amp Inlet Plug
8.4

Good

Our Rating
8

MUJURUR

50 AMP Generator Transfer Switch Kit，Pre-Drilled,Twist Lock Connector,Include 100 Amp Transfer Switch，50 Amp SS2-50P Inlet Box&15 FT 50 Amp L14-50P Cord,Twist Lock Connector,Outdoor and Indoor
8.3

Good

Our Rating
9

Larrik

Larrik Generator Transfer Switch 100A, Manual Transfer Switch for Home Generator, Heavy Duty Double-Throw 120/240V,24000W for Indoor Outdoor Use,NEMA 4X Standards
8.1

Good

Our Rating
10

briidea

briidea Home Integration Generator Transfer Switch Kit, 15 Amp 120V 4-Circuit Indoor/Outdoor Generator Transfer Switches with IP 67 Waterproof, Prewired, All Ready for a Next Power Outage
7.9

Good

Our Rating

10 Best backup generator transfer switches of 2025

1

Generac 200 Amp Single Phase Generator Automatic Transfer Switch - Service Entrance Rated - NEMA 3R Outdoor Rated Aluminum Enclosure - Power Management for Indoor and Outdoor Use

9.3

8.9

2

Connecticut Electric EmerGen Transfer Switch Kit - 30 Amp, 10-Circuit, 10-Foot Cord, 7500 Watts, for Generator

9.7

9.7

9.3

3

EZ GENERATOR SWITCH - The Original, Patented, UL/CSA Approved Manual Transfer Switch

9.5

9.3

8.9

4

Reliance Controls Corporation 31406CWK 30 Amp 6-circuit Pro/Tran Transfer Switch Kit for Generators (7500 Watts).,Gray

9.7

9.3

9.1

5

200A Manual Generator Transfer Switch,Heavy Duty 48000W General Double-Throw Safety Switch 120/240 Volt Transfer Switch for Home Generator Indoor & Outdoor (Gray-200A)

6

100A Generator Transfer Switch, 24000W Heavy Duty Double Throw Safety Design, 120/240V Transfer Switch for Installation Outdoor and Indoor,Stronger Stability,Enlarged NEMA 3R Enclosure for Easy Wiring

7

Afurkuot 50 Amp Generator Inlet Box with Pre-Drilled Holes, ETL Listed 50A Power Box Home Generator Transfer Switch Kit for 3 Prong Adapter Cord, 125/250V 50 Amp Inlet Plug

8

50 AMP Generator Transfer Switch Kit，Pre-Drilled,Twist Lock Connector,Include 100 Amp Transfer Switch，50 Amp SS2-50P Inlet Box&15 FT 50 Amp L14-50P Cord,Twist Lock Connector,Outdoor and Indoor

9

Larrik Generator Transfer Switch 100A, Manual Transfer Switch for Home Generator, Heavy Duty Double-Throw 120/240V,24000W for Indoor Outdoor Use,NEMA 4X Standards

10

briidea Home Integration Generator Transfer Switch Kit, 15 Amp 120V 4-Circuit Indoor/Outdoor Generator Transfer Switches with IP 67 Waterproof, Prewired, All Ready for a Next Power Outage

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