Make your daily tank care easier with the adaptable Hygger 978 Advanced Spectrum Aquarium LED Light. Designed for freshwater communities and planted setups, it uses a dense matrix of premium RGB LEDs to deliver a clean, natural 6500K spectrum. The result is bright, high‑CRI lighting that boosts steady plant growth while bringing out the true, iridescent colors of your fish and shrimp.
Key Features & Benefits
- High-CRI 5050 & RGB diode array emits a gentle, flicker-free full spectrum that maximizes plant depth penetration while forcing livestock colors to pop.
- Combines three easy lighting modes, an automatic 24/7 sunrise‑to‑moonlight cycle, simple preset timer blocks (6/10/12 hours), and a fully customizable DIY mode with 7 color choices and adjustable intensity.
- 9 stages of adjustable brightness allow you to fluidly scale your light output from 10% all the way up to 100%, giving you precise control over your target PAR values.
- Thickened aluminum housing acts as an efficient passive heat sink, pulling thermal energy away from the dense circuitry to preserve an energy-saving, 50,000-hour lifespan.
- Heavy-duty waterproof construction provides enhanced durability, easily resisting routine water splashes, heavy condensation, and accidental spills.
- Extendable metal brackets slide outward smoothly on both flanks, allowing a single sleek fixture to adjust securely onto freshwater tanks ranging from 12 to 54 inches in length.
- Separable smart power adapter features a modular quick-disconnect design, making routine maintenance or part replacements incredibly simple.
Technical Specifications
Model No. HG978-14W
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Power: 14W
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Dimensions: 11.8 x 4.3 x 1″
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Voltage: 110-120V/60Hz; 220-240V/50Hz
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LED Quantity: 58
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Lumens: 817lm
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Cord Length: 4.9ft+2.3ft
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Aquarium Size: 12-18″
Model No. HG978-18W
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Power: 18W
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Dimensions: 17.7 x 4.3 x 1″
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Voltage: 110-120V/60Hz; 220-240V/50Hz
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LED Quantity: 98
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Lumens: 1075lm
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Cord Length: 4.9ft+2.3ft
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Aquarium Size: 18-24″
Model No. HG978-22W
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Power: 22W
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Dimensions: 23.6 x 4.3 x 1″
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Voltage: 110-120V/60Hz; 220-240V/50Hz
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LED Quantity: 113
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Lumens: 1583lm
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Cord Length: 4.9ft+2.3ft
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Aquarium Size: 24-30″
Model No. HG978-26W
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Power: 26W
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Dimensions: 29.5 x 4.3 x 1″
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Voltage: 110-120V/60Hz; 220-240V/50Hz
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LED Quantity: 130
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Lumens: 1662lm
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Cord Length: 4.9ft+2.3ft
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Aquarium Size: 30-36″
Model No. HG978-36W
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Power: 36W
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Dimensions: 35.4 x 4.3 x 1″
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Voltage: 110-120V/60Hz; 220-240V/50Hz
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LED Quantity: 153
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Lumens: 2728lm
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Cord Length: 4.9ft+2.3ft
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Aquarium Size: 36-42″
Model No. HG978-42W
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Power: 42W
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Dimensions: 47.2 x 4.3 x 1″
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Voltage: 110-120V/60Hz; 220-240V/50Hz
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LED Quantity: 215
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Lumens: 2815lm
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Cord Length: 4.9ft+2.3ft
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Aquarium Size: 48-54″
AndrewG. –
Time needed to be sure, but I think it’s a winner!Lovely colors! New programming to learn, but rather straight forward…Seems sturdy and well built, and the price seems low for the feel/quality of it.I like to think that B.P. is giving us the best product options!Doesn’t do anyone good selling inferior/short lived junk!Thanks!
LaJuanE. –
I love the features it has for the price, works perfect for my 20 gal.
AmandaS. –
I’ve been using hygger lights for a few years, before buce plant was selling them. They are an excellent, inexpensive Light option for low tech to medium light requirement plants. The controls for day/ night cycle are easy to use and over all i have no real complaints about these lights.
JerryA. –
Great light, and one can use it in manual mode without needing a master’s degree in programming.
DonaldH. –
I have Hygger lights on all of my tanks that are 20 gallons plus. Many of them I have had for over 5 years and have never had any malfunction. Plant growth in the tanks has always been above average and I have always liked the 24 hour settings that Hygger provides. I confidently recommend Hygger lights to all other aquarists.
JesseN. –
Great light, love the natural day/night cycle and timers!
scott –
Great light does exactly what I need it to for my 35 gallon cube tank.