Viqua (Trojan) UVMax Model B4
Trojan UVMax Model B4 | 
			The Trojan UVMax Model B4 has been replaced by the  Viqua S5Q-PA which features: Longer Warranty Higher Flow Rate - Click here for more info -  | 
	

This item has been discontinued by the manufacturer.
It has been replaced by the Viqua S5Q-PA, which offers a Longer Warranty and a Higher Flow Rate.
UVMax Model B Replacement Parts & Accessories
The Viqua (Trojan) UVMax Model B4 replaces the Viqua (Trojan) UVMax Model B, and is designed for point-of-use water sterilization at a single faucet or multiple faucets where only low flow rates (generally under 6 gallons per minute) are expected.  It is well suited for point-of-use applications in rural homes or cottages which obtain their water supply from a well, lake, or stream.  The Viqua (Trojan) UVMax Model B4 includes a basic range of popular features.  The Viqua (Trojan) UVMax Model B is an excellent choice for economical point-of-use / single faucet water sterilization to kill bacteria, viruses, and waterborne cysts like cryptosporidium and giardia.
- Compare Viqua (Trojan) UVMax with other UV water purification systems
 - Compare to other Trojan UV Max models
 - How to select the correct Viqua (Trojan) UVMax model for your needs
 - UV dose required to kill common bacteria, viruses, and cysts
 - Alternative treatment technologies
 - Recommended pre-filters for ultraviolet (UV) sterilizers
 - Recommended Viqua (Trojan) UVMax UV sterilizer accessories
 - Frequently asked questions about the Viqua (Trojan) UVMax UV water purifier
 
![]() UVMax Manual  | 
		![]() UVMax Brochure  | 
	
| Model B4 Specifications | |
|---|---|
| Application | point-of-use  cabin  | 
| Maximum Flow Rate  (dose>30mJ/cm2)*  | 
6 GPM (23LPM) | 
| Maximum Flow Rate  (dose>40mJ/cm2)*  | 
4 GPM (15 LPM) | 
| Audible/Visual Lamp  Failure Alarm  | 
![]()  | 
| No Tools Maintenance | ![]()  | 
| Constant Current Electronic Power Supply | ![]()  | 
| Handy Reference Card | ![]()  | 
| Flow Restrictor | optional | 
| Water Chamber Material | stainless  steel (304)  | 
| UV Sleeve Material | quartz | 
| Inlet/Oulet | 3/4 inch NPT | 
| Electrical | 100-240v, 50/60HZ | 
| Max. Current (AMPS) | 0.4 | 
| Max. Power (watts) | 36 | 
| Lamp Power (watts) | 25 | 
| Lamp Length | 9.75"  25cm  | 
| Chamber Assembly Size | 14.5 x 4" 37 x 10cm  | 
| Control Module Size | 8.5 x 6" 22 x 15 cm  | 
* For most residential applications, we recommend a UV dose of at 40 mJ/cm2. Flow rate recommendations are based on 95% UV transmittance (UVT) and after 9,000 hours of bulb operation.
| Feed Water Quality Parameters | |
|---|---|
| Iron | 0.3 ppm  (0.3 mg/L)  | 
| Hardness | 120 ppm  (7 grains / gallon)  | 
| UV Transmittance (UVT): | 75% | 
| Maximum Temperature: | 86F (30C) | 
| Maximum Pressure: | 125 psi | 



