The Hi-Tech Lamps GTL3 is a 3W Germicidal (AKA 254nm or UVC ) Lamp with 0.16 Watts UV. Typical lifetime is 2000 hours. This lamp has an E17 screw base on the 20mm diameter x 63mm long clear T7 tube. This item is made in Japan, and was commonly available from Ushio, Sankyo-Denki, Fisher Scientific, Eiko, Hikari, American Ultraviolet, among many others, as part numbers GTL3W, PO300-0350, 29-258-23, GRM0036, Ushio 3000022, EIKO 41568, and many more.  It is similar to the larger diameter G4S11, which is now obsolete.

Specifications 

• Voltage:  10.5 Volts

• Current:  0.30 Amps

• Lamp Power: 3Watts

• Max Overall Length (L): 2.5In /63 mm

• Max Diam. (D): 0.79 in/20 mm

• Bulb Shape: T-6 (ø 3/4")

• Base Type (B): Intermediate Screw (E17)

• Avg Life 2000 hrs

• Output: Germicidal(254nm) Ozone Free

• Total UV Output: 0.16 Watts 

• UV Micro Watts: 1.8uW/cm2 at 1M

• Mercury Content: 7 mg

Some of the equivalent replacement lamps are as follows:

• Atlantic Ultraviolet 05-0002A
  
• Dentec 4000
• Enviracaire BMW-211D
• Enviracaire EWM-220
• Enviracaire EWM-300W
• Enviracaire EWM-350
• Enviracaire EMW-211D
• Germ Guardian GG1000
• Germ Guardian GG1000CA
• Germ Guardian GGH200
• Germ Guardian LB1000
• Honeywell HWM-500 lamp, no handle
• Hunter Air 30836
• Hunter Air 30841
• Hunter Air 30847
• Hunter Air 30850
• Philips Lighting HX6150
• PlusRite 5003
• Slant Fin GF-100
• Slant Fin GF-200
• Slant Fin GF-210
• Slant Fin GF-210W
• Slant Fin GF-211D
• Slant Fin GF-220
• Slant Fin GF-240
• Slant Fin GF-300W
• Slant Fin GF-350
• Slant Fin GFH-150
• Ushio 3000022
• Eiko 41568
• Vicks Humidifier V-790

Product Warning

Germicidal lamps emit harmful ULTRAVIOLET RADIATION (UVC). Avoid direct or reflected exposure as this can cause serious skin burns and eye injury. This lamp SHOULD NOT BE USED FOR ILLUMINATION PURPOSES. Skin and eye protection should be worn at all times when operating.