Kohler Power vs Generac Power Systems
Updated onCompare Kohler Power and Generac Power Systems side-by-side. See how they stack up on features, pricing, and target market.
Kohler Power
Kohler Power (now rebranded as Rehlko) is a global manufacturer of engines, generators, and energy-resilience solutions for industrial, commercial and home backup power.
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Generac Power Systems
U.S.-based designer and manufacturer of backup power systems, portable generators, solar and battery storage, EV chargers, and related equipment for residential, commercial, and industrial customers.
Which should you choose?
Kohler Power
You need mission‑critical, custom‑engineered power and energy‑resilience solutions (multi‑megawatt generators, UPS, microgrids) for facilities like data centers or hospitals from a global enterprise provider.
Generac Power Systems
You want a turnkey home‑energy setup—standby generator plus optional battery, EV charger, and smart thermostat—installed and serviced quickly through a large U.S. dealer network.
Key differences
| Category | Kohler Power | Generac Power Systems | Why? |
|---|---|---|---|
| Scalability | Both scale beyond single units—Rehlko provides 700–4000 kW KD generators with factory paralleling switchgear, while Generac’s Modular Power Systems parallel sets with a claimed 99.999% reliability. | ||
| Feature Depth | Rehlko (formerly Kohler Energy) concentrates on industrial energy systems—covering KD Series diesel generators up to 4 MW, UPS, enclosures and controls—for sectors such as data centers and healthcare. | ||
| Integrations | Generac offers a cohesive residential ecosystem: home standby generators that integrate with PWRcell 2 battery storage, Level 2 EV chargers, and ecobee by Generac smart thermostats. | ||
| Security & Compliance | Rehlko highlights mission‑critical standards and performance (e.g., ISO 8528‑5 Class G3 sets, NEMA/IEEE/ANSI alternator specs) and engineered eFRAME enclosures for data centers. | ||
| Support | For U.S. homeowners, Generac’s 24/7 support and a ~10,000‑dealer network typically speed quoting, installation, and service compared with enterprise‑oriented channels. |
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