Rent, Buy, sell and trade generators. Fast and fair.
RJ Generators is your trusted dealer for new and used industrial generators. Sell your old unit at the best market price, or buy quality-checked, certified generators backed by warranty.
Trusted by Buyers & Sellers Worldwide
A better way to buy and sell generators.
Whether you are upgrading, downsizing, or equipping a facility from scratch, our dealership makes the process transparent, fast, and completely hassle-free.
Get a Free Valuation
Quality-Checked Stock
Every generator we sell passes a rigorous 200-point inspection and load test. You buy with complete confidence, backed by our written warranty.
Fair Market Valuation
Get a transparent, market-based valuation for your generator within hours. No pressure, no hidden fees — just a fair price based on condition and demand.
Instant Cash Payment
We buy all makes and models, from portable units to 3000kVA industrial systems. Payment is made on the spot at collection — no waiting, no hassle.
Trade-In & Upgrades
Upgrade to a newer, more efficient unit and we will deduct the value of your old generator from the price. One phone call handles everything.
Repair & Maintenance
Complete repair and maintenance services — servicing, troubleshooting, painting, and breakdown support. Rental units are fully covered.
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Generators Available for Sale
Browse our current stock of new and refurbished generators — from portable units to heavy-duty industrial systems. Every unit is inspected, certified, and ready to run.
Browse Stock DirectoryTrusted by buyers and sellers.
Hear from facility managers and plant owners who buy and sell generators through RJ Generators.
"I sold my old 500kVA unit through RJ Generators. The valuation was fair, collection was free, and I was paid on the spot. The whole process took less than a week."
"We bought a refurbished heavy-duty unit at nearly half the cost of new. It arrived inspected, certified, and load-tested — it has run flawlessly for two years straight."
Generators We Buy & Sell
We trade all makes and models — from portable units to heavy-duty industrial systems.
Diesel Generators
All makes and models from 5kVA to 3000kVA, new or used.
Portable & Mobile Units
Towable and containerized generators for construction and events.
Gas & Dual-Fuel Units
Natural gas, LPG, and biogas generators with clean output.
Industrial & Marine
Heavy-duty, marine-grade, and custom-engineered systems.
Sell in minutes. Buy with confidence.
Selling a generator has never been easier. Send us the details of your unit, receive a fair valuation, and we handle collection and payment — or upgrade through a simple trade-in.
- Send Us Photos, Make & Model Details
- Get an Instant Market-Based Valuation
- Free Collection & Same-Day Payment
- Trade-In Credit Toward Your Next Unit
Free collection across the country with instant cash settlement.
Frequently Asked Questions
Common questions about buying, selling, and valuing generators.
Simply contact us with your generator's make, model, kVA rating, and a few photos. We respond with a fair market valuation within hours. If you accept, we arrange free collection and pay you on the spot.
We buy all makes and models — diesel, natural gas, portable, mobile, industrial, and marine — from small 5kVA units up to 3000kVA. New, used, and even non-running generators can be considered.
Valuations are based on the unit's make, model, age, condition, running hours, and current market demand. We provide a transparent, no-obligation quote — what we offer is what you get paid, with no hidden fees.
Yes. Every generator we sell is inspected, load-tested, and certified before it leaves our yard, and all units are backed by our written warranty. Warranty terms depend on the unit's condition and specification.
Absolutely. When you buy a unit from us, we deduct the fair market value of your old generator from the purchase price. One exchange handles both the sale of your old unit and the purchase of your new one.
Yes. We offer nationwide delivery with optional installation, testing, and commissioning. All logistics are handled by our team so your new generator is up and running with minimal disruption.
Ready to buy or sell?
Whether you are upgrading your plant or letting go of an idle generator, our team will give you the fairest price and the fastest turnaround.
Start Your Inquiry