Nature's Generator 125A Automatic Transfer Switch
Choose options
Nature's Generator 125A Automatic Transfer Switch
Product Overview
Seamless whole-home power switching with universal compatibility and high-capacity performance.
The Nature’s Generator 125A Automatic Transfer Switch provides automatic, safe power transfer between your utility and generator or solar backup, giving you peace of mind during outages. With a 125-amp capacity and support for up to 48 circuits, it’s designed for large homes and comprehensive backup systems.
- Automatic transfer operation
- 125 Amp / 24 space, expandable to 48 circuits
- Universal compatibility with most generators
- Ideal for whole-home backup power solutions
Read more
The Nature’s Generator 125A Automatic Transfer Switch is engineered for homeowners who want professional-grade power control and uninterrupted backup during grid failures. Instead of manually flipping a switch during an outage, this automatic transfer switch monitors utility power and seamlessly transfers your load to backup power—whether it’s a generator or a solar/battery system—without user intervention.
Built for whole-home applications, the 125A ATS handles substantial electrical loads while organizing up to 24 breaker spaces that can support 48 circuits with tandem breakers. The universal design means it works with Nature’s Generator products and most other solar and generator systems on the market, so you don’t have to worry about compatibility headaches.
Install indoors or outdoors thanks to its durable enclosure, and enjoy code-compliant integration with your home’s electrical panel. Although straightforward in design, professional installation by a licensed electrician is recommended to ensure safe and correct connection.
Features & Benefits
Fully Automatic Operation
Detects utility loss and transfers loads seamlessly.
125 Amp Capacity
Handles large residential electrical loads without compromise.
24 Space / 48 Circuit Support
Organize and protect critical circuits throughout your home.
Universal Compatibility
Works with most standby generators and solar battery systems.
Durable Construction
Built for indoor or outdoor installation with a weather-resistant enclosure.
Simplifies Backup Power
Eliminates extension cords and manual switching in emergencies.
Ideal Uses
HOME BACKUP POWER
Automatically switch your home to backup power during outages:
- Whole-home circuit coverage
- Refrigerators, lights, HVAC systems
- Security systems and life-support devices
LARGE HOUSEHOLDS & MULTI-ZONE BUILDINGS
Handles comprehensive power demands:
- Multiple breaker circuits
- Prioritized loads without manual intervention
- Peace of mind during long outages
SOLAR + BATTERY INTEGRATION
Works with off-grid and renewable setups:
- Solar-ready integration
- Whole-home battery systems
- Hybrid backup configurations
Specifications
General:
- Type: Automatic Transfer Switch
- Power Rating: 125 Amps
- System Voltage: 120/240 V (typical residential)
- Breaker Spaces: 24 standard spaces
- Expandability: Up to 48 circuits with tandem breakers
- Compatibility: Universal with most generators and solar battery systems
- Installation: Indoor or outdoor compatible (NEMA-rated enclosure)
Dimensions and Weight:
- Dimensions: 35 7/16 x 14 1/4 x 6 5/16 inches (900 x 360 x 160 mm)
- Weight: 58 lbs (26.3 kg)
What’s Included
Automatic Transfer Switch Includes:
- 125A Automatic Transfer Switch unit
- Manual Override Handle
- Isolation Pads (4)
- User manual and installation guide
Optional Add-Ons & Accessories:
(Sold separately — recommended for select installations)
- Flush Mount Kit – Allows recessed installation for a cleaner, built-in look
- Power Inlet Box – Enables safe exterior generator connection
- Generator Power Cord – Heavy-duty cable sized for high-amperage applications
- Load Management Accessories – Helps prioritize circuits during high-demand operation
- Professional Installation – Recommended for whole-home and high-amp systems
Installation Note
This transfer switch is designed for professional, code-compliant installation. A licensed electrician is recommended to ensure safe operation and proper integration with your home’s electrical system.
Documentation
User Manual
Nature’s Generator 125A Automatic Transfer Switch User Manual
Certification
CAN/CSA C22.2 No. 178.1
Warranty
- This product includes a 1-year limited manufacturer warranty covering defects in materials and workmanship under normal residential use.
- U.S.-based technical support is provided by Nature’s Generator.
Extended protection plans may be available at checkout.