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Brand guide

Kohler / Rehlko standby generators

Kohler's home-energy generator business is now branded Rehlko. The residential lineup includes air-cooled and liquid-cooled systems with published warranty and cold-weather accessory information.

What stands out

  • Published 5-year / 2,000-hour standard warranty information is comparatively clear in our source set.
  • Official cold-weather package pages identify exact accessory kits for specific kW models.
  • Kohler Energy Management monitoring is integrated across current residential product families.

What to verify

  • Legacy Kohler naming and current Rehlko branding can both appear in manuals and search results.
  • Battery group sizes remain incomplete across several residential models in our current research.
  • Air-cooled and liquid-cooled maintenance schedules should not be merged into one generic interval.

Model families in our research

12 kW air-cooled

Entry residential family represented in our pricing and warranty research.

20RCA / 20RCAL

20 kW residential model family with operation, installation and parts manuals in the source set.

26RCA

Current larger air-cooled home generator family with monitoring and model-specific documentation.

38RCLC

Liquid-cooled residential system requiring separate maintenance and installation treatment.

Primary sources

Source
Kohler/Rehlko Generator Warranty Promise
Standard warranty and registration information.
Source
Kohler/Rehlko Service and Maintenance
Manufacturer maintenance guidance.
Source
20RCA / 20RCAL and 26RCA product documentation
Model-specific manuals and specifications.
Source
Kohler/Rehlko cold-weather accessory pages
Exact kit compatibility and published accessory pricing where available.