OEM replacement lamp end connector with 4 holes for Aqua Ultraviolet UV sterilizers. This connector secures and insulates the four lamp leads at the end cap, ensuring a solid electrical connection and safe, reliable operation.
Genuine Aqua Ultraviolet replacement part
4-hole design for standard low-pressure UV lamp lead routing
Heat- and UV-resistant body for long service life
Restores proper contact to fix flicker, intermittent starts, or loose leads
Works with both wiper and non-wiper units
Aqua Ultraviolet Classic and SL series that use the 4-lead lamp harness
Fits most wattages that terminate with a 4-lead end (check your unit before ordering)
Part Type: Lamp end connector / lead block
Interface: 4-hole pass-through for lamp wires
Material: Heat-resistant polymer/ceramic with insulating properties
Color: White or off-white (varies by production)
Use: Dry location inside end-cap assembly (non-submersible component)
(1) Lamp End Connector, 4 Holes
Disconnect power and allow the unit to cool before servicing.
Open the end-cap; note existing wire order/position.
Transfer each lead into the new connector—ensure firm, fully seated contact.
Reassemble the end-cap, verify strain relief, and test lamp strike.
If issues persist, inspect lamp, transformer/ballast, and sleeve for faults.