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20kW Kohler Full-Home Backup Generator Package

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Wholesale Solar:

Product Information

Model Part No. Watts (LPG/Natural Gas) Amps (LPG/Natural Gas) Volts AC Price
20kW Kohler Full-Home Backup Generator Package189410020,000 / 18,000W83A120/240VAC
Do you have questions about our WSS generator packages, or questions about solar in general? Give us a call at 1-800-472-1142.


Wholesale Solar’s 20kW Kohler Full-home backup package is designed to provide a complete backup power solution for most households. The 20RESA generator is typically large enough to cover an entire household and the included RXT 200a service-entrance transfer switch is designed to provide power to an entire 200a service panel during a power outage. This package includes Kohler's 20RESA generator, RXT 200a service entrance outdoor transfer switch, OnCue monitoring, heaters, and maintenance kit. Starter battery is not included, requires one 12v group 51 automotive starter battery.
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Kohler 20RESC 20kW, 120/240V UL Generator

Product Manual
Spec. Sheet
Installation Manual
Dimensional Drawing

Kohler RXT 200A / 240V Outdoor Entrance Transfer Switch

Spec. Sheet

Kohler Fuel Regulator Heater Kit, 120V, 20 kW

Spec. Sheet

Kohler RXT Transfer Switch Status and Load Shed Indicator

Spec. Sheet

Kohler Carburetor Heater 120V - 8/10/12RESV(L)/20RESC(L)

Spec. Sheet

Kohler OnCue Plus Generator Management System, RDC2/DC2/VSC Controller

Spec. Sheet
Quick Start Guide

Kohler CH1000 Maintenance Kit, 18/20 kW

Spec. Sheet
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20kW Kohler Full-Home Backup Generator Package

About Wholesale Solar

Wholesale Solar is a 100% employee-owned company located in beautiful Mount Shasta, California. The company has experienced steady growth since 2002, becoming a well-established leader in solar distribution. We offer custom solar design and expert technical support before and after the sale. But we don’t just sell solar, we live it—with much of our staff running their own grid-tied and off-grid homes on solar power. Want to meet some of our solar experts? View our short film, State of Independence.

Custom Builds, Complete Systems, and Quality Components

Wholesale Solar designs, stocks and delivers complete solar and backup power systems for homes, businesses, boats, and RVs. Our solar design experts work with customers to build complete systems customized to their specific needs and requirements. We keep plenty of high-quality components in stock and ship them directly from our warehouse in California.

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A poorly designed system can ruin your batteries. Our Solar Battery Guide will help you size your battery bank properly and keep things running smoothly.