Light Bulb Replacement – Model Philips PL‑S 9W/01/2P

Compatible with NB-UVB Home Phototherapy Lamps: KN4003BL & KN4006B

Restore skin health with the Philips PL‑S 9W/01/2P, a professional-grade narrowband UVB replacement bulb designed for home-use phototherapy devices. Ideal for treating skin conditions such as psoriasis, eczema, and vitiligo, this compact bulb is compatible with the Kernel KN4003BL and KN4006B handheld lamps.

Product Features

• Genuine Philips Bulb – Brand-new, sealed, and ready to use

• Clinically Proven Wavelength – Emits 311–312 nm narrowband UVB, trusted by dermatologists worldwide

• Simple Installation – Designed for plug-and-play use in NB-UVB lamps with G23 socket

• Compact & Efficient – 9-watt energy use, ideal for portable phototherapy

• Safe for Phototherapy Use Only – Not for general lighting applications. Always consult your device manual or healthcare provider before replacement.

Comparison

Model number	PL-S 8W/01/4P	PL-S 9W/01/2P
SKU number	PLS8W014P_EA	PLS9W012P_EA
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Compatible UVB lamps	Portable UVB Lamp (KN4003BL2D)	- Corded, Handheld 311nm UVB Lamp (KN4003BL) - Stationary & Handheld Dual-Bulb 311nm UVB Lamp (KN4006B)
Color designation	Ultra Violet B	Ultra Violet B
Nominal power	8 W	9 W
Base type	2G7 (4-pin)	G23 (2-pin)
Pin Configuration	4 pins	2 pins
Power Consumption	8 W	8.6 W
Lamp Current	0.165 A	0.17 A
Lamp Voltage	51 V	60 V
Lamp Life	1,000 hr	1,000 hr
Interchangeability	Not interchangeable	Not interchangeable