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Cummins Onan Quiet Series Onboard RV Generator - 7,000 Watts - Gasoline
Cummins Onan

Cummins Onan Quiet Series Onboard RV Generator - 7,000 Watts - Gasoline

Part Number: CM34RR
In Stock
$7,672.86
Retail:$7,910.17
You Save: $237.31
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When your old RV Onan quits—maybe right in the middle of your trip—this direct replacement brings back quiet, reliable power for your RV AC, fridge, and more, so you can keep exploring with all the comforts of home, no hookups required. 1-800-940-8924 to order Cummins Onan generators part number CM34RR or order online at etrailer.com. Free expert support on all Cummins Onan products. Great prices and Fastest Shipping for Cummins Onan Quiet Series Onboard RV Generator - 7,000 Watts - Gasoline. Generators reviews from real customers.
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Cummins Onan Generators - CM34RR

  • No Inverter
  • Gas
  • Cummins Onan
  • Fixed Mount
  • 120 Volt Output
  • 7000 Running Watts
  • Electric Start

When your old RV Onan quits—maybe right in the middle of your trip—this direct replacement brings back quiet, reliable power for your RV AC, fridge, and more, so you can keep exploring with all the comforts of home, no hookups required.


Highlights

  • Direct Replacement: Installs where your old Onan sat—no odd adapters needed.
  • Instant Power On Demand: Reliable one-touch starting keeps your RV AC, fridge, and essentials running.
  • Extra-Quiet Operation: Soundproofing and enclosed muffler mean quieter days and nights.
  • USDA Spark Arrestor Muffler: Safe for national forests and campgrounds—no mods needed for compliance.
  • Built for the Long Haul: Get reliable, long-lasting power—perfect for replacing your well-traveled original Onan.
  • Worry-Free Protection: Built-in shutoffs for low oil, overload, and engine issues let you relax wherever you park.

Features to know about

Seamless Replacement or Upgrade for Your RV

If your old generator finally gave out, this Onan QG 7000 fits in the same spot as your original. You'll still need to hook up the fuel line, electrical, and exhaust, but the major work is already done for you. Enjoy the comforts you count on—morning coffee, fully charged devices, and lights on at any hour. Plus, it has enough power to run two 15,000 BTU air conditioners at once, so you can beat the summer heat and stay comfortable wherever you park.

Reliable Power, Every Time

After a long drive or when the weather turns wet and rainy, nobody wants to wrestle with a bulky generator. With one-touch start, automatic choke, and remote switching capability, powering up is always simple, rain or shine. All you have to do is press the power button and relax. And the built-in shutoffs handle low oil, overloads, and engine quirks automatically, so you can settle in for the night with your fridge cold, your CPAP on, and no worries about unexpected shutdowns.

Peace and Quiet, Anywhere

This generator uses sound-dampening technology and a special muffler to help keep things peaceful. You won't have to raise your voice for campfire stories, cut conversations short, or lose sleep to engine noise. It also meets National Park Service noise guidelines, so you can experience brilliant fall foliage in the Great Smoky Mountains or visit the steaming geysers at Yellowstone without worry.

Simple Upkeep for the Real World

From routine oil changes to swapping out the air filter, service is straightforward. No need to be a mechanic—just basic tools and a few minutes are all it takes to keep things running strong for years to come. And with built-in self-diagnostic capability, troubleshooting issues is faster and easier so you can spend less time on maintenance.

Specs:

Dimensions & Weight:

  • Overall dimensions: 33-5/8" long x 22-1/8" wide x 16-3/4" tall
  • Overall weight: 299 lbs

Engine & Performance:

  • Model: Cummins Onan OHV EH65V gasoline engine
  • Design: 4-cycle, OHV, 90-degree V-twin
  • Displacement: 39.8 in³ (653 cm³)
  • Compression ratio: 8:1
  • Maximum power: 14 bhp (10.5 kW)
  • Cooling: centrifugal blower cooling, vertical flow, pressurized system
  • Oil capacity: 2 qt (1.9 L) with filter

Electrical & Fuel :

  • Watts: 7,000
  • Frequency: 60 Hz
  • Voltage: 120 V
  • Amperage: 58.3 amps
  • Circuit breakers: (2) 30-amp breakers
  • Operating temperature: -20° F to 120° F
  • Fuel: gasoline

Mechanical :

  • Electronic fuel pump with positive fuel shutoff (3 psi)
  • Replaceable dry element air cleaner
  • Side-draft carburetor
  • Remote 12V, 3-wire negative ground starter
  • Electronic magneto ignition, resistor plugs
  • Automatic choke with vacuum pull-off
  • 120 in (3 m) generator set output leads

Noise:

  • Sound level: 70 dBA, meets National Park Service requirements of max 60 dBA @ 50 ft
  • Sound dampening housing with enclosed muffler

Safety:

  • USDA Forest Service approved spark arrestor muffler
  • Integral control box with instant stop switch
  • Low oil pressure, over/under speed, and overcurrent protection

Mounting & Construction:

  • Universal mounting tray with 4-point vibration isolation
  • Alloy aluminum crankcase with iron cylinder liners
  • Aluminum OHV cylinder head, removable

Warranty:

  • 3-Year limited

Notes:

  • Designed for gasoline use only. LPG and diesel models are available - see CM25ZR, CM54RR, CM62ZR, CM72ZR, CM92ZR,CM64RR, CM44RR, CM74RR, or CM94RR.
  • For specialized applications required to meet Tier III Evaporative Emissions of the California Air Resources Board. Effective January 1, 2011, gasoline generator sets on trailers, diesel chassis or any other non-motorized mobile apparatus must have an EVAP generator set, approved tank, EVAP canister, hoses and fittings all meeting the CARB Tier 3 and EPA phase 3 standards and specifications. This law applies in all 50 states.
  • This product cannot be shipped to or used in California.


A063B880 Cummins Onan RV Generator - QG 7000 - Gasoline - (2) 30 Amp Breakers - 7HGJAB6756

Installation Details CM34RR Installation instructionsAlternate Instructions CM34RR Installation instructions


California residents: click here


Video of Cummins Onan Quiet Series Onboard RV Generator - 7,000 Watts - Gasoline

Videos are provided as a guide only. Refer to manufacturer installation instructions and specs for complete information.




Video Transcript for Review of Onan Cummins Generators - No Inverter - CM34RR

Hi everyone, Steve here with etrailer.com. Today, we're looking at our Cummins Onan Quiet Series Onboard RV Generator, 7,000 watts of power running on gasoline. Folks, if your old generator finally gave out after many, many, many years of great use, this Onan 7000, fits right in the same spot as your original. You're still gonna need to hook up the fuel line, the electrical, and exhaust, but the major work has pretty much already been done for you from the factory. Plus, this big boy has enough power to run two 15,000 BTU air conditioners at once, so you don't have to worry about beating the heat in the summer. You can stay comfortable wherever you want.

Now, if you choose to install this yourself, great. If you need help, you wanna find someone local to do it, reach out to us at etrailer.com. We have a Dealer Locator tool. We can help assist you in finding someone in your area close to you that can do the installation for you as well. As always, if you have questions about this unit or anything else from etrailer.com, please comment the section below.

Now, this, again, will give you instant power on demand. It's a reliable one-touch startup, so it's gonna keep your RV, the AC, the fridges, air conditioners, all your essentials running great. It has extra quiet soundproofing inside of here. And the enclosed muffler means you're gonna have quieter days and quieter nights. The spark arrester USDA-approved muffler is also safe for national forest and campgrounds, so you don't have to have any mods that you're gonna have to worry about doing to be in compliance.

And like I said before, it's quiet. It does meet the National Park Service requirements of that max 60 decibels at 50 feet. This one is 70 decibels right up close to it. So when you're far away, it more than meets that as well. So I wanna go ahead and take off the front panel here for you.

Just simply pull and top it off. As you can see, you can see some of that sound dampening that's built inside of the housing here. But more importantly, now you have access to your switch, your two circuit breakers, and your oil and your filter as well, and the wire. So, I do want to go ahead and pull this whole top off. I went ahead and took off the four main bolts holding the housing in place, so we can get a good look at the inside together as well. So, bear with me here real quick. All right, so like I said, now you can see the start and the main circuit breakers here, the main harness. Again, everything on your rig should be ready for this to be plugged in. And you also have a length of wire here as well. You have your fuel supply hookups right here. And then of course, you have your positive. And then, like I said before, your filter and everything. Now, this is gonna be great for the long haul. It's great, reliable, long-lasting. Power output's gonna be perfect, again, replacing your well-traveled original one. And it has built-in shut off. So, if you have low oil, you get an overload or anything like that, engine issues, it's gonna automatically shut itself down and preserve itself the way you can get it looked at or do the maintenance that's needed on it. This mounting tray is a universal mounting tray. It's gonna come with some bolts and stuff to mount it in place. And you kind of see, the whole system sits on a four-point vibration isolation system using its alloy aluminum crank case and iron cylinder liners inside the whole unit is gonna help drop some of that weight as well. So again, the muffler's quiet, the isolators, everything's gonna be great for you. Now, if you are worried about routine maintenance, it's pretty simple, just some oil changes. Swap out the air filter. All you're gonna really need is some basic tools. You don't have to do mechanic. All that information's gonna come inside the box with the instructions. But again, feel free to reach out to us at etrailer.com if you have questions about that as well. One last look before we go, folks. From the top down, you can see a little bit better that main system here, muffler. And again, everything here sits on these isolators, which is really nice. I like the fact that it keeps it nice and quiet and keeps that vibration down to a minimum. Well, that's gonna wrap it up, folks. Thanks again for your time. I'm Steven, have a good one.

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See what our Experts say about this Cummins Onan Generators

  • Is the Cummins Onan QG 7000 Generator CM34RR Safe to Run in Wet Conditions?
    Hey Henry - the Cummins Onan Quiet Series Onboard RV Generator - 7,000 Watts - Gasoline # CM34RR is weather-resistant, but not fully waterproof. It can handle mist, dew, and light rain, but for consistent wet weather use (like Oregon’s backcountry), we definitely recommend running it inside a ventilated generator compartment or investing in a rain shield or cover. A lot of folks also rig a lean-to or mini awning over their generator hatch when dry camping in the Northwest if they don't...
    view full answer...
  • Direct Swap Cummins Gas Generator 7000w For Thor Hurricane Motorhome
    Yes, the Onan 7000 watt Gas RV generator # CM34RR is a direct replacement for legacy QG 7000 units, even the older models used in many Motorhomes, such as your Thor Hurricane. Mounting holes, fuel hookups, and wiring harness all align with Onan’s long-standing RV standards. You’ll be back up and running fast, no fabrication or mods needed. Plus, it’s CARB and EPA compliant for camping across the U.S. Is your old one just getting too old or did it actually stop working properly? These...
    view full answer...
  • Can Onan QG7000 Generator Handle Electric Loads And 2 AC Units On Toy Hauler RV?
    Definitely, Jacobe. The QG 7000 generator # CM34RR puts out nearly 60A of steady 120V power, enough to run both A/Cs plus your fridge, microwave, and onboard charging. We’ve had customers in Arizona run two 15K BTU Dometic units with this generator without hiccups. Heat and load demand aren’t an issue, and the Quiet Series muffler keeps sound to a dull hum even under strain. Just make sure your trailer’s generator bay can handle the size and weight of the fixed-mount design (33-5/8" long...
    view full answer...
  • Will the Onan QG 7000 CM34RR Be Quiet Down Enough for California Campgrounds (Sequoia)?
    That’s a great question Drake — California state and national parks do not mess around when it comes to many things, including decibel limits. But good news: the Onan QG 7000 # CM34RR with the Cummins gas engine is rated at 70 dBA at 10 feet under full load. At the 50-foot mark — where sound readings are usually taken for campground rules — it dips below the typical 60 dBA threshold, especially when not maxed out. Many of our California RVers with big rigs and dual A/Cs rely on this unit...
    view full answer...

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Info for this part was:

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
Employee Anthony G
Edited by:
Anthony G

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