Product Overview

The Pentair IntelliBrite® 5G Pool Light Engine Kit PCBA, part number 619818Z, is a genuine Pentair replacement light engine kit for compatible second-generation IntelliBrite 5G color LED pool lights. This kit is used to restore the internal LED light engine / circuit board assembly when the existing light has failed, dimmed, lost color output, or stopped functioning properly.

This replacement kit is designed for compatible IntelliBrite 5G color LED fixtures and can help avoid replacing the entire underwater light assembly when the housing, lens, cord, and niche installation are still serviceable.

Ideal For

Pentair IntelliBrite 5G color LED pool lights needing internal light engine replacement.

Second-generation IntelliBrite 5G fixtures from approximately 2010 to current, where compatible.

Pool owners with a light that no longer illuminates, has failed colors, flickers, or has reduced output.

Service professionals repairing compatible Pentair LED pool lights.

Customers looking for a genuine OEM Pentair replacement instead of an aftermarket board.

Repairs where the full light fixture does not need to be replaced.

Key Features

Genuine Pentair OEM Replacement

Designed as an original Pentair replacement kit for compatible IntelliBrite 5G color LED pool lights.

2nd Generation IntelliBrite 5G Compatibility

The 619818Z kit is commonly listed for second-generation IntelliBrite 5G color LED lights, including 2010-to-current style fixtures where compatible.

Color LED Light Engine Assembly

Replaces the internal color LED light engine / PCBA assembly responsible for generating the light output and color performance inside the fixture.

Complete Service Kit Components

The kit is commonly sold with the light engine assembly, wire tension clamp, and 8-3/8 inch silicone lens gasket.

Repair Instead of Full Fixture Replacement

Allows qualified technicians to replace the internal failed light engine without necessarily replacing the complete pool light fixture.

Compatible with 12VAC and 120VAC Fixtures

The replacement light engine itself operates at 12VAC and is commonly listed for compatible 12VAC and 120VAC IntelliBrite 5G color LED pool lights. For 120VAC fixtures, compatibility depends on the fixture’s internal transformer design.

Benefits

Restores color LED light performance in compatible IntelliBrite 5G pool lights.

Helps correct light engine, PCBA, or color-output failures.

Provides an OEM repair option for existing Pentair lighting installations.

Can reduce repair cost compared with replacing the entire underwater light fixture.

Includes key sealing and clamp components commonly needed during service.

Supports continued use of compatible existing IntelliBrite 5G housings and installations.

Specifications

Customer-Facing Q&A

What is the Pentair 619818Z used for?

The Pentair 619818Z is used to replace the internal color LED light engine / PCBA assembly in compatible IntelliBrite 5G pool lights.

Is this a complete pool light?

No. This is a replacement light engine kit only. It is not a complete underwater light fixture, cord, niche, or housing assembly.

Does this fit all IntelliBrite lights?

No. This kit is commonly listed for second-generation IntelliBrite 5G color LED pool lights. Compatibility should be confirmed using the existing fixture model and parts diagram before ordering.

Does this include the gasket?

Yes. The kit is commonly sold with an 8-3/8 inch silicone lens gasket and wire tension clamp along with the light engine assembly.

Is this for pool lights or spa lights?

This listing is commonly specified for IntelliBrite 5G pool light applications. Spa light compatibility should be confirmed before ordering.

Can this be used with 120V IntelliBrite lights?

It is commonly listed as compatible with select 12VAC and 120VAC IntelliBrite 5G color LED fixtures. The light engine itself operates at 12VAC, and compatible 120VAC fixtures use an internal transformer.

Should this be professionally installed?

Yes. Underwater pool lights involve electrical components, watertight sealing, and safety-critical installation steps. Professional installation is strongly recommended.