A500 Kessil A500X

High Power for SPS Growth
Perfect Color Mixing
Different Reflectors for Custom Solutions
Kessil A500X

The A500X is a powerful 185W high intensity LED designed specifically for experienced SPS coral growers. This fixture integrates the latest Dense Matrix LED technology with the proprietary Kessil Logic, and delivers a concentrated light with well blended spectrum for optimum SPS coral growth, health, and coloration. The beam of this flagship A500X can be adjusted with optional 35 and 55 degree reflectors and allow SPS corals to thrive in a variety of environments.

High Powered

Tailored for SPS Coral

Wide Coverage.
Deep Penetration.

Kessil A500X

Kessil Logic for Optimum Growth

Kessil A500X

Perfect Color

Kessil A500X

Full Color Control

Kessil A500X

Technical Specifications



3.7” x 5.2” / 9.4cm x 13.3cm (H x D)

Unit Weight

1.72lb / 0.78kg


Tuna Blue + Red + Green + Purple (Violet+Indigo)


36" x 36" for SPS Dominant
*This also applies to mixed reefs*

Control Options

Manual Knobs, WiFi Dongle, Spectral Controller X

Mounting Options

A-Series Gooseneck, Mounting Arm, Hanging Ring

Power Adapter

100-240V AC 50-60Hz (Input), 48V DC (Output)

Power Consumption

AC 185W Max

What's in the Box

1x A500X

1x Power Adapter

1x AC Adapter Cable

1x Hanging Ring

2x Metal Screw Hook

2x Hanging Bracket

1x Reflector-55