Signature III

Signature III

Share your infrared sauna experience or stretch out on your own in Sunlighten’s Signature III home sauna. The Signature III seats up to three people, with a comfortable, multi-function bench that can be removed to maximize room for stretching or yoga. Ten heaters deliver a variety of sauna benefits, including lowered blood pressure, detoxification, and weight loss, and a programmable timer allows you to ensure that your sauna is heated and ready to go when you are. The Signature III is built with commercial grade construction methods and features eco-friendly wood options available in both basswood and western Canadian cedar.

  • Solocarbon® heaters deliver the highest concentration of far infrared heat available, proven 95% effective
  • Ultra low EMF technology ensures ultimate safety
  • Patented Magne-Seal™ assembly process for easy set up
  • Programmable timer & continuous use options for convenience
  • Available in basswood, cedar and eucalyptus




Signature III Specifications

Exterior: 62.4″ x 46.1″ x 77.5″
Interior: 57.3″ x 40.0″ x 70.1″
Bench: 57.3″ x 19″ x 20″

Sauna Weights: 

  • Basswood – 569 lbs
  • Cedar – 569 lbs
  • Eucalyptus – 569 lbs

Electrical: 120V 2035W 20A
NEMA 5-15R, 5-20P,
dedicated 120V 20A circuit and outlet required.

Compare Far Infrared Saunas

Signature I

37.8″ W
39.8″ D
77.5″ H
120V 1350W 15A

Signature II

51″ W
46.1″ D
77.5″ H
120V 2006W 20A

Signature III

62.4″ W
46.1″ D
77.5″ H
120V 2035W 20A

Signature IV

80.9″ W
56.1″ D
77.5″ H
240V 2500W 20A

Community Solocarbon ®

37.8″ W
39.8″ D
77.5″ H
240V, 2970W, 20A