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  1. Power Inverter
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Rich Solar NOVA 3K12 Pure Sine Wave Inverter with Built-in Transfer Switch - 12V - 3000W
Rich Solar

Rich Solar NOVA 3K12 Pure Sine Wave Inverter with Built-in Transfer Switch - 12V - 3000W

Part Number: RS79VR
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$455.99
Retail:$569.99
You Save: $114.00
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You shouldn't have to start the generator just to use AC power away from hookups. This 3,000-watt pure sine wave inverter switches power sources in 20 milliseconds, so your connected equipment keeps running when shore power drops. Great Prices for the best power inverter from Rich Solar. Rich Solar NOVA 3K12 Pure Sine Wave Inverter with Built-in Transfer Switch - 12V - 3000W part number RS79VR can be ordered online at etrailer.com or call 1-800-940-8924 for expert service.
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Rich Solar Power Inverter - RS79VR

  • 3000 Watts
  • 12V
  • Pure Sine Wave
  • Inverter/Transfer Switch
  • Rich Solar
  • Power Center
  • Refrigerator
  • AGM/Gel/Lead Acid
  • Lithium
  • RV

You shouldn't have to start the generator just to use AC power away from hookups. This 3,000-watt pure sine wave inverter switches power sources in 20 milliseconds, so your connected equipment keeps running when shore power drops.


Highlights

  • Run High-Draw AC Loads: Outputs 3,000 watts of pure sine wave power including a 5-second 6,000-watt surge.
  • Keep Connected Equipment Running: 20 millisecond transfer offers Normal mode for fridges or tools and Fast mode for computers or servers.
  • Use More of Your Battery Bank: 91% efficiency minimizes conversion loss and standby consumption.
  • Match Your 12V Battery Setup: Works with deep-cycle batteries of at least 100Ah and LiFePO4 batteries with BMS.
  • Protect the System Under Load: Adjustable low-voltage shutdown pairs with overload, short-circuit, and overheat protection.
  • Check Power Status at a Glance: LCD screen shows real-time voltage, load, and system status.

Features to know about

Bring More AC Power Beyond the Campground

Stopping for the night without hookups shouldn't limit your battery power to lights and phone chargers. This inverter converts your battery bank's 12V DC power to pure sine wave AC, delivering up to 3,000 watts of output, giving your RV electrical system the capacity to run higher-draw AC equipment. It can also handle a 6,000-watt surge lasting 5 seconds to manage startup demand, so the equipment you brought can keep working away from shore power.

Keep Equipment Running Through a Power Change

A fridge cutting out or a computer rebooting every time shore power drops can turn a normal stop into a reset routine. The built-in automatic transfer switch changes power sources in 20 milliseconds, with Normal mode for fridges or tools and Fast mode for computers or servers. Your connected equipment keeps operating as the system moves between external power and your battery bank.

Stretch Stored Power Through the Night

When every amp-hour has to carry your setup until the next charge, conversion loss matters. Peak efficiency of 91% puts more of your battery bank's stored energy toward connected loads, while low standby consumption means the inverter uses less battery power when your AC loads are light. You get more usable AC power from the energy already on board.

See What Your System Is Doing


LCD and controls

An inverter mounted in a storage compartment can leave you checking cables and listening for fans when something changes. The LCD displays real-time voltage, load, and system status, while an available flush wall-mount remote control (sold separately) brings monitoring to a more convenient location inside your RV. You can set parameters for low-voltage shutdown and overload, short-circuit, and overheat protection respond to problem conditions, keeping your operating status visible and giving the system a defined shutdown response.

Manage Heat and Moisture on the Road

Equipment tucked into an RV compartment still has to deal with changing temperatures and damp environments. Marine-grade durability supports use in high-moisture and saltwater areas, while temperature-regulated cooling fans adjust airflow as heat builds. Your inverter keeps cooling matched to the conditions around it.

Specs

Power Output:

  • Normal running power output: 3,000 watts
  • Peak (surge) power output: 6,000 watts (5 second duration)

AC Input:

  • Nominal voltage (AC input): 120VAC
  • Operation range: 80-140 VAC full power
  • AC input frequency: 50/60 Hz selectable
  • Frequency range: 45 to 70 Hz

AC Output:

  • Nominal voltage (AC output): 120VAC
  • Voltage regulation (Batt. Mode): 120VAC ± 5%
  • Output frequency: 50Hz or 60Hz selectable ± 1%
  • THD (Battery Mode): <5%

Battery and Application:

  • Application: 12V battery systems
  • Nominal DC voltage (Battery): 12VDC
  • DC input power operating voltage range: 10-17VDC
  • Battery compatibility: 12V deep-cycle (min. 100Ah), LiFePO4 (with BMS)

Operating Environment:

  • Humidity: 5% to 95% Relative Humidity (non-condensing)
  • Operating temperature: -40 F to 160 F (-4 F to 122 F with full power)

Indicators:

  • Line mode: Green LED on
  • Battery mode: Amber LED on
  • Warning with output: Red LED flashing
  • Fault without output: Red LED on

Dimensions and Weight:

  • Dimensions: 15-5/8" x 12" x 4-1/8"
  • Weight: 17.6 lbs

Warranty:

  • 2-Year


RS-V3P12TS Rich Solar NOVA 3K12 - 3000W 12V Pure Sine Wave Inverter with Built-in Transfer Switch - UL458 Certified for RVs, Campers, Trailers, Vans

Installation Details RS79VR Installation instructionsAlternate Instructions RS79VR Installation instructions



Video of Rich Solar NOVA 3K12 Pure Sine Wave Inverter with Built-in Transfer Switch - 12V - 3000W
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Videos are provided as a guide only. Refer to manufacturer installation instructions and specs for complete information.




Video Transcript for Review of Rich Solar RV Power Inverter - Pure Sine Wave - RS79VR

Hi, everyone, Steve here with etrailer. If you're building an off-grid power system, your inverter's gonna become the heart of everything, because it's really what turns your battery power into usable household electricity, right So today we're looking at this Rich Solar NOVA 3K12. It's a 3000 watt pure sine wave inverter. It's been designed for RVs, vans, cabins, trailers, and off-grid power setups. Now this inverter is gonna convert 12 volt DC battery power into clean AC power, and that's gonna allow you to safely run appliances, electronics, tools, and other everyday devices from your battery bank. And as you can see, it's got some nice ventilation fans on the backside there or the top rather, if it was installed standing up.

And again, because it produces a true pure sine wave output, you're gonna get utility style power that's safe for those sensitive electronics like laptops, televisions, coffee makers, modern day appliances that don't always respond well to cheaper modified sine wave inverters that are out there. And there's a better look a little bit there at the inside, got your connectors over here. And then you got your main connectors down here. And it's just simply pops back in place once you get everything installed. And then you can screw it back down with this spring loaded threaded screw here.

And to me, one of the biggest features here is the built-in transfer switch, right So that means when shore power or generator power becomes available, this inverter will automatically switch between external AC power and inverter power without requiring manual intervention. So you've got the touchscreen here, or not touch screen, you got the screen here, it will light up. Obviously, it's not powered to a battery or anything. But then you've got your buttons here that you can press and you can change things, and you're gonna be able to see 'em right there on the screen. So in real world use, this is gonna create a much smoother experience for you, especially again in RVs and campers.

Where your off grid system, you may have to regularly transition between battery power, shore power, or even generator power. So the 3000 watt capacity should give you enough power from any common off grid appliances. And then again, that 12 volt platform is gonna keep it compatible with a wide range of your existing battery systems. Now this unit does have built-in protection systems as well, safeguards for overload, overheating, low voltage, short circuits, those kind of thing. And that's gonna protect both the inverter and your equipment that's connected.

It comes in at about one foot wide, 4.1 inches tall and about 15 1/2 inches long. So again, folks, once this is installed, it's gonna come a permanent thing that you're just not gonna think about honestly, because your power is simply gonna work the way you've always wanted to and you expect it to. So again, this is the Rich Solar NOVA 3K12. I'm Steve with etrailer, thanks for watching.

Customer Satisfaction Score:

Ratings & Reviews

5.0

3 reviews
Review sort icon
You shouldn't have to start the generator just to use AC power away from hookups. This 3,000-watt pure sine wave inverter switches power sources in 20 milliseconds, so your connected equipment keeps running when shore power drops.

by:



by:

Just installed it. The install went smoothly and it worked on startup!



by:

Great directions. Well made. Installation went well.


3
3

See what our Experts say about this Rich Solar Power Inverter

  • Is Pre-Charge Resistor Needed When Installing Rich Solar NOVA 3k12
    Hey Jon, welcome back! I checked with Rich Solar and went through the install guide/owners manual of the Rich Solar NOVA 3K12 3000W 12V Pure Sine Wave Inverter with Built-in Transfer Switch for RVs # RS79VR that you referenced and they do not recommend or require the use of a pre-charge resistor when using with a lithium battery like you have so you would not need to install one. You can still install one if you wanted to but it is not required to prevent sparks. What battery did you go with?
    view full answer...
  • Does Converter Need to be Removed When Installing Inverter
    Hey Jon, you do not need to remove the converter in your Brinkley to install an inverter like the Rich Solar NOVA 3K12 3000W 12V Pure Sine Wave Inverter with Built-in Transfer Switch for RVs # RS79VR. It's actually really common for an RV to have both depending on the power needs. What are you planning on powering with this inverter?
    view full answer...
  • What is Pass Through Amp Rating of Rich Solar NOVA 3K12 3000W 12V Pure Sine Wave Inverter
    Hey Jared, the pass through amp rating of the Rich Solar NOVA 3K12 3000W 12V Pure Sine Wave Inverter with Built-in Transfer Switch for RVs # RS79VR is 30 amps. What AC units do you have? This should be more than enough for that.
    view full answer...
  • Recommended Bluetooth Controller for a Rich Solar NOVA 3K12 Inverter
    Hey David, welcome back! The Rich Solar Inverter Remote Control with LCD & Bluetooth item # RS89VR is exactly what you'll need for your Rich Solar NOVA 3K12 item # RS79VR. It plugs directly into the inverter's RJ12 communication port, the one labeled REM that looks like a phone jack, on the bottom of the unit. The Inverter Remote Control item # RS89VR has built-in Bluetooth that pairs with the RICH SOLAR App. You can find it in the Apple app store. With the app, you'll be able to remotely...
    view full answer...
  • Cross Compatibility between Inverter Remote Communication Cables
    Hey Doug, Thanks for your question! Unfortunately, there's no good way to confirm whether the existing communication cable from your Progressive Dynamics remote # PD64FR will work with the Rich Solar remote # RS79VR. While both remotes use RJ12-style connectors, that only tells us the physical plug is the same. There's no guarantee the wiring (pinout) is the same between the two manufacturers, so the cables may not be compatible. In fact, the installation instructions for # PD64FR specifically...
    view full answer...


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Condition: Installed

Notes: Item has been previously test fitted and has minor cosmetic install marks.

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Info for this part was:

Employee William V
Edited by:
William V
Employee Jameson C
Expert Research:
Jameson C
Employee Steven C
Installed by:
Steven C
Employee Wilson B
Updated by:
Wilson B
Employee Daron K
Updated by:
Daron K
Employee Dawn Z
Updated by:
Dawn Z
Employee Alex H
Written by:
Alex H

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