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Twinstar LEDs combine sleek design with true full‑spectrum performance, earning a loyal following in the aquarium community. By delivering the ideal 380–780nm range, these lights reveal the real colors of your plants and fish without the muddy yellow tones common in basic fixtures. Your aquascape ends up looking sharp, vibrant, and beautifully clear.
The Twinstar S Series Vr. IV is the brand's flagship model, boasting significantly higher light output than the E Series. As one of the strongest LED aquarium lights on the market, it is specifically engineered for high-tech setups and plants with high light requirements. This version introduces unparalleled mounting flexibility; the S Series can be placed directly on the rim of your aquarium using its adjustable legs or suspended as a sleek pendant using the Twinstar Wire Kit (sold separately). For the scaper who wants the absolute best in brightness, saturation, and growth potential, the S Series is the ultimate tool.
Key Features & Benefits
- A professional-grade 380–780nm range that enhances the visual "pop" of your livestock while providing peak energy for photosynthesis.
- Use the included adjustable legs (up to 4 inches) for a standard rim-mounted look, or transition to a minimalist hanging display with an optional wire suspension kit.
- Each unit comes equipped with a dimmer, allowing you to dial in the perfect intensity for your specific setup and balance light levels with your CO2 dosing.
Technical Specifications
Check the table below to find the perfect match for your tank. Please ensure you double-check measurements to ensure the light will fit your aquarium.
| Model |
Dimensions (in)Â |
Lumen |
Watt |
Glass Thickness (mm) |
| 200S IV |
7.20 x 4.84 x 4.41" |
1100 |
17 |
up to 6mm |
| 300S IV |
11.14 x 4.84 x 4.41" |
1750 |
29 |
Up to 8mm |
| 450S IV |
17.44 x 4.84 x 4.41" |
2300 |
42 |
Up to 8mm |
| 600S IV |
23.03 x 4.84 x 4.41" |
3620 |
59 |
Up to 12mm |
| 900S IV |
33.58 x 4.84 x 4.41" |
5400 |
 88 |
Up to 12mm |
| 1200S IV |
43.31 x 4.84 x 4.41" |
6750 |
110 |
Up to 12mm |
Tank Sizing Recommendations
-
200S IV: UNS 20C, 25C
-
300S IV: UNS 30C, 30T, 40C, 40T, 3N, 3T, 5N, 5T
-
450S IV: UNS 45U, 45T, 45C, 45S, 50C, 60U, 60T, 60L, 60S
-
600S IV: UNS 60U, 60L, 60T, 60S, 75P, 75S, 75U
-
900S IV: UNS 90U, 90P, 90B, 90L
-
1200S IV: UNS 120U, 120S
Choosing the right intensity is key to a healthy tank. Check out our guide on Lighting Requirements for a Planted Aquarium to see how to pair this light with your plant choice!
