First Source Energy Inc
First Source Energy Inc
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  • Home
  • Residential - Homeowners
    • Residential - Homeowners
    • DuroMax Generators
    • XP16000iH - XP16000IHT
    • XP11000iH - XP11000IHT
    • XP13000HX - XP13000HXT
    • FIRMAN Generators
    • Generator Packages
    • Generator Interlock Kits
    • DuroMax Battery Solutions
  • Generator Maintenance
  • Inverter Generators
    • FAQ - Inverter Generator
    • XP16000 Dual - Tri Fuels
    • XP11000 Dual - Tri Fuels
  • SOFT START KITS FOR AC
    • Micro Air EASY START
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    • Solar Solutions
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Outdoor generator camouflaged with a nature-inspired design.

Kohler Generators

We are a Kohler Generator Distributor and Dealer Partner, your first source gas provider in Houston, Texas! Our home standby generators are perfect for when utility power fails or is intermittent. We offer a full range of power capacities and colors to blend seamlessly with your home's exterior. (Shown is one of three Mossy Oak patterns available, highlighting our commitment to quality in Houston, TX.)

Best Selling Home Standby Generators

Colorful Kohler outdoor storage boxes arranged on geometric pedestals.

Our Best Selling Home Standby Generators

 A full range of Kohler home standby generators are available, from 10 kW to 150 kW for homes of all sizes!


Kohler generator engines are commercial-grade and tested for 2,000 hours of continuous operation in extreme weather conditions for reliability and durability.


All models can run on natural gas or LPG - liquified petroleum gas - such as propane or propane-butane blend. Power output is slightly less on natural gas compared to LPG.


With mobile app access, you’re always in control, no matter where you are. Backup power made simple, smart, and stress-free. 


In addition to the models shown below, we have Kohler generators in 

12 kW, 14 kW, 20 kW, 26 kW, 30 kW, 38 kW, 48 kW, and 125 kW sizes.

10 kW, Model 10RESV

A Kohler generator covered lightly with snow on a cold surface.

 When the power goes out, our 10 kW backup generator keeps your lights on, your home cozy, and your essential circuits running. 


10 kW / 41.7 amps on LPG

9 kW / 37.5 amps on NG

Sound during weekly run: 67 dB(A)

Full-speed operating sound: 71 dB(A)

24 kW, Model 24RCLA

Beige Kohler standby generator with vents and control panel.

 Our standby generator designed for larger homes or small businesses. The generator powers on with a commercial-grade engine to ensure your critical appliances run smoothly during outages. 


24 kW / 100 amps on LPG

21 kW / 87 amps on NG

Sound during weekly run: 54 dB(A)

Full-speed operating sound: 61 dB(A)

60 kW, Model 60RCLB

A Kohler standby generator unit in beige color.

 Liquid-cooled and heavy-duty standby generator built with an industrial-grade engine, will keep everything running. Air conditioning, sump pump, computers and more. Power you can count on for your home or business.


60 kW / 250 amps on LPG

58 kW / 242 amps on NG

Sound during weekly run: 57 dB(A)

Full-speed operating sound: 61 dB(A)

80 kW, Model KG80R

150 kW, Model 150ERESC

Large beige industrial generator with ventilation grilles and black base.

 Built to weather the storm, these natural gas and liquid propane generators deliver industrial-grade performance right to your home or business. When a utility failure or severe weather hits, they keep your home comfortable and your business powered.


80 kW / 334 amps on LPG

80 kW / 334 amps on NG

Sound during weekly run: 68 dB(A)

Full-speed operating sound: 69 dB(A)

100 kW, Model KG100R

150 kW, Model 150ERESC

150 kW, Model 150ERESC

A large beige industrial generator with black base and ventilation grills.

 This generator is built for renewable energy systems, like solar, and automatically charges your battery bank when power is low, so you're never left in the dark. Ideal for remote use when solar or other sources can't meet demand.


100 kW / 417 amps on LPG

100 kW / 417 amps on NG

Sound during weekly run: 68 dB(A)

Full-speed operating sound: 69 dB(A)

150 kW, Model 150ERESC

150 kW, Model 150ERESC

150 kW, Model 150ERESC

A large industrial beige generator with ventilation grilles and access doors.

 Built with a steel enclosure that withstands harsh weather and environments. These natural gas and liquid propane generators deliver industrial-grade performance right to you. When a utility failure hits, keep your home comfortable and your business powered. 


134 kW / 557 amps on LPG

144 kW / 600 amps on NG

Sound during weekly run: 73 dB(A)

Full-speed operating sound: 73 dB(A)

First Source Energy: Reliable Portable and Standby Generators in Houston

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First Source Energy Corp

5400 Mitchelldale Street Houston, Texas, 77092

(844) 223-9900

Copyright © 2026 First Source Energy Corp - All Rights Reserved.

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