Top 10 Automatic Transfer Switch for Off Grid Solar – Solar & Wind Power Parts & Accessories

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MOES Dual Power Controller 50A 5500 Watt Automatic Transfer Switch for Off Grid Solar Wind System ATS DC 12V 24V 48V AC 110V 220V.

MOES #ad - Works like an opposite direction ups: the ats controller will switch to grid power when batteries votagle are lower than cut off point, it will switch back to battery power when the batteries votagle are higher than recovery point.

Battery type: suitable for Sealed, Lead-acid, Lithium battery and so on. As long as the voltage of your battery are within the voltage ranges in the followings. 9-17v at 12v system;18-30v at 24v system; 30-60V at 48V system. Big power: 5. 5kw110v or 11kw220v, fast transfer time:Inverter transfer to public power ≤10ms, public power transfer to inverter ≤16ms. Auto distinguish: dc 12/24/48v, gel, ac 100-120v 60hz / 220-240v 50hz auto distinguish. User can define the cut-off and recovery voltages.

Recovery voltage must be higher than Cut-off voltage. Beneficial to solar or wind system: On cloudy or windless days when your battery gets low, it will automatically switch to grid power, protect your battery. Lcd display: battery real-time voltage;working status of public power, inverter and battery. Note: the controller needs to connect the battery, powered by the battery and get battery power data.
BrandMOES #ad
ManufacturerWenzhou Nova New Energy Co.,LTD #ad
Height2.8 Inches
Length7.4 Inches
Weight2.9 Pounds
Width6.7 Inches
Part NumberNV-001

2. Spartan Power


50A 5500 Watt Automatic Transfer Switch by Spartan Power Great for Solar & Wind Off Grid Systems

Spartan Power #ad - Transfer time: ≤10ms; 5500 watts max. 12v, 24v or 48vdc; 110-120vac 60hz & 220vac 50hz all in one unit! Two year warranty! very simple setup, please call us with any questions.

Us based tech support, please use us as a resource. The original solar transfer switch - comes with lcd display which allows the user to define the Cut-Off and Recovery Voltages. Automatically switches over to grid power on those cloudy or windless days and your batteries get low. Any bad reviews are due to incorrect setups. 50a dual power transfer switch allows for trouble-free operation of inverters and AC mains in the same circuit. Usa customer service! Great for solar or wind off grid systems.
BrandSpartan Power #ad
ManufacturerSpartan Power #ad
Height2.9 Inches
Length7.5 Inches
Width6.75 Inches
Part NumberTS5500PLUS
Warranty2 Year Warranty

3. Go Power!


Black, Go Power! TS-30 30 Amp Automatic Transfer Switch

Go Power! #ad - Dominant source - generator 20-45 sec delay, Safety Interlocks - Mechanical and Electrical. Can handle 2 sources of 30 amps at one time. Dimensions: 9. 65”l x 7. 28”w x 4. 75”h. Made for use with inverter, shore power or generators. Single relay. Comes with knockouts for easy and professional installation. Delay switch for use with generators. Voltage: 120 VAC.
BrandGo Power! #ad
ManufacturerGo Power! #ad
Height4.75 Inches
Length9.65 Inches
Weight2.5 Pounds
Width7.28 Inches
Part NumberTS30

4. Technology Research


Technology Research 41300 30 Amp Transfer Switch

Technology Research #ad - Dual contactor arrangement. Generator dominant. Time delay at power up shore 3-4 Sec, Gen 30 Sec. Proprietary electrical interlock.
BrandTechnology Research #ad
ManufacturerSouthwire Company, LLC #ad
Height14 Inches
Length8 Inches
Weight2.8 Pounds
Width10 Inches
Part Number41300

5. PowerMax


PowerMax PMTS-30 30 Amp Automatic Transfer Switch with 12 Volt DC Relay | 2 – 110Vac inputs to a Single 110Vac Output | Off-Grid | Back-up Power Solutions

PowerMax #ad - This comes with a 30A size with 12 Volt DC Relay. Provides a constant clean power supply for using scan tools and reprogramming of ECMs without discharging the battery. To operate your appliances from an onboard generator or alternative Power source simply start them and the PMTS-30 will automatically transfer the electrical power to AC appliances.

P>high-quality product the pmts automatic transfer switches are designed for use in rv’s with 30 ac service. P>best features this automatic transfer switch features automatic transfer between 2 – 110 vac inputs to a single 110 Vac output. And of course, a two-year warranty. Br>. P>safe to use this automatic transfer switch will not boil the battery. When plugged into the shore power it will automatically provide AC power to all AC appliances.

It has an intelligent way to charge and maintain your RV battery and very easy to install so it’s a free hassle to use. Br>. P>no need to rewire with no need to re-wire, installation is only 10 minutes! it has an automatic three-stage converter that handles every charging need for the RV while extending the battery’s life. They also feature a time delay of 20-30 seconds to allows the generator voltage to stabilize. Well-maintained batteries should never need more than two-stage normal and trickle charging.
BrandPowerMax #ad
ManufacturerPowerMax #ad
Weight3 Pounds
Part NumberPMTS-30

6. Surge Guard


50 Amp, Surge Guard 40100 Basic Automatic Transfer Switch

Surge Guard #ad - 120/240 volt, 50A. Time delay at power up. Mechanical interlocking contactors. Connection type: Screw terminals. Generator dominant. Frequency: 60 Hz.
BrandSurge Guard #ad
ManufacturerSurge Guard #ad
Height6 Inches
Length13.5 Inches
Weight8 Pounds
Width13 Inches
Part Number40100

7. Samlex America


Samlex Solar STS-30 Automatic Transfer Switch

Samlex America #ad - Uses heavy duty double pole Double Throw DPDT relay for switching both the Line and Neutral. Has rated capacity of 30 amps at 120 vac and is suitable for 30 Amp Utility Power Cord and Generator of up to 3.

6 kva capacity. Comes with a standard north american power cord for convenient connection to 15 Amp NEMA5-15R receptacles on a generator or an inverter with up to 1800 VA capacity Replace this cord with 30 Amp cord if full 30 Amp capacity is required. Automatically switches between 2 separate AC input sources: Utility Power and a Generator; or Utility Power and Inverter; or Generator and Inverter. Can be installed on the line side of the main breaker panel allowing switching of the entire load or on the load side to only switch dedicated circuits.
BrandSamlex America #ad
ManufacturerSamlex America #ad
Height3.2 Inches
Length8.3 Inches
Weight3.2 Pounds
Width7.9 Inches
Part NumberSTS-30

8. Goal Zero


Goal Zero Yeti Home Integration Kit Transfer Switch

Goal Zero #ad - Usa engineered: engineered and supported by our US based team. Easy install: small design helps you fit your Integration Kit right by your home breaker system. Gz will make it right, every time! Warranty: made with highest quality materials for durability. Easy transfer: customize your backup power by selecting up to 4 circuits from your breaker panel. 1-year manufacturer warranty. Yeti 1000 + compatible: works best with portable power stations that are 1000Wh or greater.
BrandGoal Zero #ad
ManufacturerGoal Zero #ad
Height4.5 Inches
Length7.75 Inches
Weight5.64 Pounds
Width11.25 Inches
Part Number104B

9. Go Power!


Go Power! TS-50 50 Amp Automatic Transfer Switch

Go Power! #ad - Delay switch for use with generators. Comes with knockouts for easy and professional installation. Made for use with inverter, shore power or generators.
BrandGo Power! #ad
ManufacturerGo Power! #ad
Height4.5 Inches
Length10.5 Inches
Weight8 Pounds
Width6.5 Inches
Part NumberTS50M
WarrantyManufacturer Warranty

10. Jackery


Jackery Portable Power Station Explorer 500, 518Wh Outdoor Solar Generator Mobile Lithium Battery Pack with 110V/500W AC Outlet Solar Panel Optional for Road Trip Camping, Outdoor Adventure

Jackery #ad - Its battery management system governs each individual cell, 2* DC ports, 3*USB-A ports, improving the battery life cycle while being pass-through charged. The perfect capacity: with a 518 watt-hour 24ah, it is ready to power many appliances - heater, projector, 21.

6v capacity, blanket, lamp light, and TV. Long lasting endurance: the explorer 500 portable power station is built with the lithium-ion battery pack, in a safely designed frame structure to maximize, and long last the power for every single use of outdoor adventures and home use. Support pass-through charging: this power station features 1* ac outlet 110v 500w 1000W Peak, and 1*car port.

Designed for portability: same size as a basketball, this Explorer 500 is easy to carry with its solid handle, road-trip, making it a compact and reliable choice for scenarios of camping, RV, and home backup. What you get: 1* jackery explorer 500 portable power Station 518Wh Power Station, 1*AC adapter, 1* car charger cable, 1* user manual.
BrandJackery #ad
ManufacturerJackery #ad
Height9.2 Inches
Length11.84 Inches
Weight0 Pounds
Width7.59 Inches
Part NumberMorza/va775
ModelExplorer 500