Laguna* Compatible UV Pond Filtration Lamp
Model PowerClear Max 2000, PT 1655 / 1656, 25 Watt

This 25 watt TUV ultraviolet sterilizer light bulb is 100% compatible with Laguna PowerClear Max 2000 pond filters, UV sterilizers, clarifiers, and water purifiers. This replacement lamp is a 2 pin type and is suitable for ponds up to 2000 gallons. This bulb uses UV-C light to inactivate and kill bacteria, molds, protozoa, viruses, and yeasts.

Resources:
CureUV Brand vs. OEM Brand (Laguna) - Guaranteed Reliable Replacement Lamp

Wattage: 25W
Length: 18 inches
Shape: T8
Base: G13
Pin: 2 pin (bipin)