The compatibility between UV germicidal lamps and ballasts is very important, but which is often ignored unfortunately during practical application.
There are magnetic ballasts and electronic ballasts in the market, but the latter is more environmental than the former, saving energy. Lightbest can provide multiform electronic ballasts and inverters compatible with lamps.




- PH9-1800-240
Wiring Diag:A
2*Lamp Type: GPHA843T6 GPHA357T6
Wiring Diag:B
- PH9-2100-320
Wiring Diag:A
2*Lamp Type: GPHHA843T6 GPHHA357T6
Wiring Diag:B
- Technical specifications
Mains Frequency:50/60Hz
Power Factor: >0.98
Efficiency: >94%
Operating Frequency: 40-60KHz
Starting:Preheat
Dimensions:250*95*45 mm
- Lamp status indication via LED indication
Red LED:Lamp fault
- Lamp status forwarding
- Installation requirement
Max.cable length between ballasts and lamp:5m
Relay contacts:potential free,load:50…500mA at 24…230V AC;
50…500mA at 5…60V DC
DC5V±5% 5mA:lamp on. DC 0V:lamp fault or on lamp. Connect LED.
DC5V±10% Max 50mA:lamp on. DC 0V:lamp fault or on lamp. Connect Relay.
- Mounting restrictions
Ballast Case Must Be Grounded.
Don't short any two wires of the four outputs.
- Applications
=>Municipal water treatment
=>Industrial water treatment
=>Water injection for oilfield
Type | Input Voltage(V) | Input Power (W) | Input Current(A) | Power Per Lamp(W) | Lamp Current(A) | Weight (kg) | Packing (mm) | Qty ( pcs ) | GW (kg) |
PH9-1800-240 | 99-264 | 256 | 1.12A@230V | 57-240 | 1.7-1.9 | 0.83 | 450*280*190 | 12 | 10.5 |
PH9-2100-320 | 99-264 | 341 | 1.49A@230V | 80-325 | 2.0-2.2 | 0.83 | 450*280*190 | 12 | 10.5 |




Lightbest concentrates on water purification treatment and supplies customers with one-stop service and solution on water treatment fields. We specialize in UV germicidal lamps, UV water sterilizers, electronic ballasts, booster pumps, ion exchange resin, FRP tanks, PP filter etc., and adhere on the principle of fighting, upholding, sharing and win-win together. We have been a supplier of water treatment with high-quality products, perfect service, professional operation and reasonable price both in China and the globe.



Q: What's your advantage compared with other suppliers?
A: Our uv lamps are made with high-quality quartz, the same supplier for Philips and Lightsources.
There are CE and Rohs certificates and competive prices.
Q: What's my consideration when I choose one model of uv lamps?
A: The water treatment volume and speed; and lamp watts and length.
Q: Can I be a distributor of Lightbest?
A: Of course you can.
Q: What are the benefits of being a Lightbest distributor?
- Special discount.
- Marketing protection.
- Priority of launching new design.
- Point to point technical supports and after sales services.
Q: How can I become a distributor of Lightbest?
A: Contact us immediately for further details by sending us an inquiry.