








ThermoLab Red Light Therapy Lamp S4000 4000W
FREE DELIVERY
Description
- Dual Wavelengths — 660nm Red + 850nm Near-Infrared
- 4000W Maximum S Series Output — Highest output in the S range
- Ultra High-Density Build — Premium 800-LED array
- 3-Year UK Warranty — Low-EMF, CE + RoHS + FCC certified
ThermoLab S Series S4000 4000W — Maximum Output Red Light Therapy Panel
The highest-output S Series model. 4000W of 660nm Red + 850nm Near-Infrared dual-wavelength power for clinic-grade maximum body coverage.
Dual Wavelengths. Targeted Impact.
Who it's built for
- Maximum coverage users needing the strongest S Series output
- Clinic and professional home setups
Specifications
- Wavelengths: 660nm (Red) + 850nm (Near-Infrared)
- Power output: 4000W
- Panel Dimensions: 154 x 48 x 6.5 cm
- LED Count: 800
- Actual Power Draw: 1200W
- Panel Weight: 21 kg
- Irradiance: >100 mW/cm² @ 6"
- EMF: 0.05 µT @ 6"
- Beam Angle: 30°
- Certifications: CE, RoHS, FCC
- Warranty: 3-year ThermoLab UK warranty
Compatible Stands & Accessories
The S4000 weighs 21 kg — due to this weight, only the Universal Panel Base is rated to support it safely. The Light Stand (15 kg max) and Floor Stand Pro (20 kg max) are not compatible. Contact us to order at our cost price plus UK delivery.
How it compares
For slightly lower weight at similar coverage, see the S3000 3000W. For the ultimate output, step up to the S5000 5000W.
Delivery times vary depending on the product, typically ranging from 2–10 business days unless otherwise specified above. Remote locations such as UK islands are excluded from free delivery. Please contact us for a delivery quotation.We have a 14-day return policy. Please see our Delivery and Returns page for more information.

