Samlex Power STS-30 30A Transfer Switch STS-30

Samlex STS-30 Automatic Transfer Switch – 30 Amp, 120 VAC for RV, Marine Shore Power, and Home Backup Systems

Ensure seamless, uninterrupted power to your critical AC loads with the Samlex STS-30 Automatic Transfer Switch. This robust, ¹$\text{30-Amp}$ switch is engineered to automatically and safely manage power transition between two separate ²$\text{AC}$ sources, guaranteeing that only one power source is connected to your loads at any given time.³ This makes the STS-30 an essential component for any reliable mobile or stationary power system.

Versatile Power Management Applications

The Samlex STS-30 provides hassle-free automation across a variety of power setups:⁴

• RV and Marine Use: On the road or dock, you can simply plug in your shore power cord without manually switching between your onboard inverter/generator and shore power.⁵ The STS-30 handles the transition automatically and safely, eliminating the risk of back-feeding.⁶

   

• Home Backup Systems: By installing the transfer switch at your breaker box and connecting it to a generator or inverter, you can quickly run selected critical circuits during a power outage.⁷ This powers essential appliances such as furnaces, well pumps, refrigerators, entertainment systems, and lighting.⁸

   

• UPS/Backup Power: The STS-30 features dual AC receptacles for setting up a full Uninterruptible Power Supply (UPS) system, seamlessly managing power flow between the grid, an inverter, a battery charger, and your battery bank.⁹ Ideal for on-grid, off-grid, and mobile applications.

   

Key Electrical Specifications

This unit is built for reliable, continuous duty in North American electrical systems:

• Voltage: Designed for single-phase operating voltage of 120 VAC, 60 Hz.
• Current Capacity: Capable of handling up to 30 Amps of current, suitable for standard RV and residential circuits.¹⁰

   

• Easy Connection: Features a convenient 15A power cord for an easy, pluggable connection to your inverter or generator output.¹¹

   

The STS-30 provides reliable, automatic power source selection, simplifying your electrical system management.¹²

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