Honeywell RTSM400A3 400-Amp Sync Smart Automatic Transfer Switch

Product Description

The Honeywell RTSM400A3 is a 400-amp automatic transfer switch designed for use with Honeywell SYNC controllers. It installs between the main meter and service panel. This transfer switch features DPM technology to enhance generator performance and manages multiple HVAC loads efficiently without additional hardware.

• Use with Honeywell generators only
• Manages up to four HVAC loads
• NEMA 3R rated for indoor and outdoor use

Product Highlights

The RTSM400A3 allows for smart load management and prioritization of essential circuits. Its open transition load transfer type ensures reliability during power outages.

Product Information

Standard Information

• Brand: Honeywell
• Model Number: RTSM400A3

Technical Specifications

• Rated Amps: 400 Amps
• Voltage: 120/240 Single-Phase
• Enclosure Type: NEMA 3R
• Load Transition Type: Open Transition
• Withstand Rating: 22,000 Amps
• Maximum Utility Input: 400 Amps
• Maximum Generator Input: 400 Amps
• Dimensions: 48 inches (length) x 21.82 inches (width) x 10.06 inches (height)
• Warranty: 5 years, UL listed