• Description
  • Why Buy From Us

BUILT TOUGH FOR THE PROS.

Available now at select local retailers across the U.S. Contact us today to find a store near you! 

Tomahawk TG5500i Inverter Generators are built for the professionals who tackle the toughest jobs. Delivering a powerful 5500 Watts, this generator is your reliable partner for demanding job sites and remote operations. With an electric start for quick ignition and a high-performance engine, it guarantees consistent, robust power. Featuring advanced inverter technology, the TG5500i ensures clean, stable power, while its super quiet operation and eco mode maximize fuel efficiency and reduce noise. Compact and lightweight with an ergonomic handle, it's easy to transport, and its parallel capability means you can double your power when you need it most. Safety features like GFCI outlets, overload protection, and low oil shutdown keep you and your equipment safe. Backed by a solid 2-year warranty and supported by Tomahawk’s nationwide service centers, the TG5500i is built to deliver top-notch performance, job after job.

Features

  • 5500 Watt Power Output: Delivers strong, clean power suitable for sensitive electronics and heavy-duty equipment.
  • Eco Mode: Maximizes fuel efficiency by adjusting the engine speed to match the load, reducing fuel consumption and extending run times.
  • Electric Start: Features an electric start for effortless ignition, ensuring quick and reliable power whenever needed.
  • Industrial-Grade Engine: Built with a high-performance engine that guarantees longevity and consistent performance in demanding environments.
  • Super Quiet Operation: Operates at a low noise level, minimizing disruptions on job sites and in noise-sensitive areas.
  • Portability: Compact and lightweight design with an ergonomic handle for easy transport and storage.
  • Parallel Capability: Allows connection of two TG5500i units for double the power output, accommodating larger power needs.
  • Advanced Inverter Technology: Produces clean, stable power safe for sensitive electronics and critical equipment.
  • 2-Year Warranty: Backed by a comprehensive 2-year warranty, ensuring peace of mind and reliable performance.

Specifications

  • Engine: 312cc
  • Total Harmonic Distortion: <3%
  • Voltage: 120V
  • Amperage: 20A(120V)
  • Running Amperage: 41.7 (120v Outelt) / 20.8A (240v Outlet)
  • 120V Outlets: 2
  • 120V Twist-Lock Outlets: 1
  • 240V Outlets: 1
  • Starting Watts: 5500w
  • Rated Watts: 5000w
  • Tank Capacity: 4 gal (15.1 liters)
  • Run Time: 8hrs@1/2 load
  • Oil Type: SAE10W-30
  • Oil Capacity: .7 quarts
  • Weight: 122 lbs (55.3kg)
  • Dimensions: 25x22x28in (63.5x55.8x71.2cm)
  • Noise Level: 62 dBA

Package Includes

  • TG5500i Generator

Applications

  • Camping
  • Recreational Use
  • Construction
  • Various Electronics
  • Computers, Speakers
  • Power Tools, Drills, Power Saws
  • Outdoor and Indoor Lights 
  • Food trucks

CARB Compliant

This product is CARB (California Air Resources Board) compliant, meeting strict air quality standards for safe and environmentally responsible use in California. This product meets the CARB exception for qualifying as construction equipment. For more information, please visit CARB's official website.

CA Proposition 65 Warning

⚠ WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.

Info and Guides

• Specification Sheet 

• Operations Manual

• Parts Manual 

Engine Parts Manual 

• Electrical Panel Diagram

Innovation and Reliability at Our Core

At Machine Horizon, we believe that powerful machines drive progress. Our mission is to make advanced technology accessible to creators, engineers, and businesses across industries—from precision CNC and milling to farming, printing, and laboratory equipment.

We’re dedicated to providing reliable, high-performance machines that help you produce, build, and innovate with confidence. Every product we offer is carefully selected for its engineering quality, efficiency, and long-term value.

A Customer-First Approach

We’re more than an online store—we’re your partner in finding the best machine for your need. Unlike large, impersonal retailers, our dedicated team delivers personalized guidance at every step. Whether you’re exploring, seeking expert advice, or need ongoing support, our specialists are always just a call or email away.

Passion for Machinery & Resilience


Our brand is built on a deep respect for craftsmanship, performance, and reliability. We understand how important the right equipment is to your success—that’s why we focus on machines that combine innovation with lasting durability. From small workshops to large production facilities, Machine Horizon provides solutions that help you work smarter, faster, and better.

Trusted Experts, Curated Brands


We partner directly with industry-leading manufacturers across multiple sectors to ensure every product meets our standards for quality and performance. Our curated selection means you can shop with confidence, knowing each machine is backed by expert support and full manufacturer warranties.

More Reasons to Choose Machine Horizon

  • Price Match Guarantee – We’ll match any competitor to ensure you always receive the best value.
  • Free Shipping – Enjoy free delivery on most* orders across the lower 48 U.S. states.
  • 100% Secure Ordering – Our platform uses SSL encryption to protect your information.
  • Exclusive Packages & Volume Discounts – Custom pricing available for workshops, labs, schools, and bulk orders.
  • Authorized Dealer – Every order is protected with full manufacturer support and warranties.


With Machine Horizon, you don’t just buy equipment—you invest in performance, precision, and long-term reliability

Frequently Asked Questions

Yes! We provide free and fast shipping on MOST orders within the continental United States. However, some specific brands and items will require a quote. You can live chat or call us for a quote
Most orders ship out within 1–2 business days and arrive within 3–5 business days depending on your location.
We offer easy returns as long as your item meets the conditions outlined in our Return Policy. Items must be unused, in original packaging, and returned within the specified return window.
Absolutely! Our in-house product experts are here to help. Live chat or call us 513-743-829 for personalized advice before or after your purchase.
Yes. All products include any applicable manufacturer warranties, and we’ll help you handle any warranty claims if needed.
Yes, we only sell 100% authentic, brand-new products, sourced directly from our manufacturers or authorized distributors.

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