Current DOE furnace record

REGAL RSML 500 Furnace Specifications

A consumer-friendly view of current U.S. Department of Energy certification-submission data.

Key specifications

Model number
RSML 500
Input capacity
70,000 BTU/h
AFUE
86.1%
Product class
Non-weatherized oil-fired furnaces (not including mobile home furnaces)
Brand
REGAL
Standby power
1.5 W
Off-mode power
1.5 W

DOE certification data

DOE basic model number(s)
RSML 600
Waiver source value
No
Exception-relief source value
No
EnergyGuide-link source value
https://www.ahridirectory.org

This is the link value in the DOE export. It may lead to a general directory rather than a model-specific label.

Summary

REGAL RSML 500 is listed in the U.S. Department of Energy Compliance Certification Database as Non-weatherized oil-fired furnaces (not including mobile home furnaces). The displayed DOE record lists an input capacity of 70,000 BTU/h and an AFUE of 86.1%.

Source & freshness

U.S. Department of Energy Compliance Certification Database

Snapshot retrieved: September 20, 2026

This database contains manufacturer/importer certification submissions. It should not be interpreted as independent DOE testing or approval.