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AMP® Series 12KW Gas Generator

AMP 12k generator.jpg

This AMP® Portable Generator with Electric Start is more than enough to handle the power tools on a jobsite or to run essential household appliances during emergency outages. Clean worry-free electricity, with less than 5% total harmonic distortion at full load, is safe for sensitive electronics. Specially formulated engine mounts minimize vibration and an oversized muffler reduces noise levels. Includes voltmeter. Electric start with recoil back up. A FREE wheel kit completes the package. Combine these features with rigorous U.S.-based testing, dedicated customer/tech support and incredible value, and you’ll own one of the most reliable generators in the industry. Not for sale in California.


What’s Included

  • (1) Generator

  • (1) Wheel kit

Engineered to Perform


Heart and Soul of Powerhorse Reliability

From the industrial-strength cast iron cylinder sleeves to the dual ball bearing high-performance forged crankshafts, Powerhorse generator OHV engines are built to last. AMP® AX420 OHV engines deliver more power, are more fuel-efficient and reduce emissions. That’s good for you and the environment. Plus, all AMP® OHV engines include added features for convenience and value.

Runs Continuously without Overheating

With high-end 100% copper-wound generator heads, Powerhorse generators are able to run at full load continuously for weeks without overheating.

Clean Power That Fits Our World

Today’s electronics demand clean power with a smooth, stable, consistent output. And all AMP® generators provide it. Without a clean power supply, you run the risk of interrupting or even damaging sensitive electronics, such as your computer, TV or refrigerator. Even a slight disruption in the electrical signal can be costly. With less than 5% harmonic distortion at full load, your AMP® generator ensures sensitive electronics are protected and function properly.


Outstanding Protection, Unbeatable Value

 Versatile Power That Fits Your Life

AMP® generators deliver outstanding performance, unlimited peace of mind and an unbeatable value, all in a portable design. When the electricity goes out, you can trust AMP® generators to protect your family and possessions. When accessing conventional power is inconvenient, you can trust AMP® generators to keep projects moving.

Play. Emergency. Work.

AMP® generators are great for camping, tailgating, parties and more, powering TVs, appliances or lights. AMP® generators deliver comfort, safety and security in the face of emergencies, getting vital appliances and tools up and running in minutes. AMP® generators provide portable, time-saving convenience for outdoor projects, running power tools, air compressors, heaters and more miles from the nearest outlet.

Reliable Power When You Need It Most

There are times when it’s convenient to have access to dependable power. There are certain situations, however, when it’s absolutely critical, such as in storms, blackouts and natural disasters. Whatever your circumstances, rest assured that AMP® will be there with easy-starting convenience, smooth, stable power and rugged dependability. Best of all, AMP® generators are in stock and ready to ship. You get emergency power fast.

The AMP® Advantage

Industry-Leading Warranty

AMP® generators are built to last. To give you extra peace of mind, we stand behind our product with an industry‐leading 1-year consumer limited warranty

Superior Service and Support

Should you ever need service or support, help is a phone call or e‐mail away. AMP®’s field‐trained technical staff is ready to help. For convenience, our professional in‐store service department performs all repairs at our Round Rock, TX headquarters. Replacement parts are stocked at our warehouse and ready to ship the same day your order is received.


Features + Benefits

  • Less than 5% THD at 100% load

  •  Four 120V, 20 Amp outlets

  • One 120V, 30 Amp locking plug

  • One 120V/240V, 30 Amp locking plug

  • One 120V/240V, 50 Amp locking plug

  • Requires battery (Item# 33528) for electric start

  • Free wheel kit


Key Specs

  • Item# - A12K

  • Manufacturer’s Warranty - 1 year / 2 year engine

  • Ship Weight - 280 lbs

  • Surge Watts - 12,000

  • Rated Watts - 10,000

  • Start Type - Electric w/recoil backup

  • Engine - AMP® 420cc

  • Engine Displacement (cc) - 420

  • Run Time - 8 1/2 hrs. @ 1/2 load

  • Receptacles (qty.) - 5

  • Noise Level (dB) - 75

  • Fuel TypeGasoline

  • Fuel Capacity (gal.) - 7

  • Low Oil Shutdown - Yes

  • Battery Included - Yes

  • Battery Required - N

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