sunmaster

Sunmaster - 400 Watt (Dual Spectrum Lamp) - (C)

Name: Sunmaster - 400 Watt (Dual Spectrum Lamp) - (C)
Brand: sunmaster
SKU: 03136
Price: 15.49 GBP
Availability: InStock

£15.49 GBP

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Efficient Dual Spectrum HID Lamp for Healthy Plant Development

The Sunmaster 400W Dual Spectrum Lamp delivers a balanced blend of red and blue light, optimised for all growth stages. This high-quality lamp supports vigorous vegetative growth and abundant flowering, making it ideal for indoor growers using 400W HID systems.

Key Features:

Dual Spectrum Technology:
Combines red and blue wavelengths for balanced plant growth
400 Watt HID Lamp:
Ideal for small to medium grow tents or rooms
High-Quality Build:
Ensures consistent light output and long lifespan
Compatible with Standard 400W Ballasts:
Easy to replace or upgrade existing lamps
Promotes Photosynthesis and Blooming:
Supports optimal plant health and yields

Ideal For:

Indoor growers using 400W HID lighting
Small to medium grow spaces needing versatile lighting
Hydroponic and soil growers alike
Replacement or upgrade lamp for dual-spectrum needs

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About us

At Vireta.co.uk, we supply a wide range of quality gardening and indoor growing products, including LED grow lighting, heating solutions, water filtration systems, ventilation equipment, nutrients, propagation supplies, and plant care essentials. Every item we offer is carefully selected for performance, durability, and reliability.

With access to a large and consistently stocked distribution network, we’re able to source products quickly and dispatch orders efficiently — meaning you get what you need, when you need it. Our standard delivery window is 2–7 working days, with many items shipped sooner.

We believe in transparency and trust. There are no hidden terms and no complicated processes. Warranty is provided where applicable on electrical and mechanical products, and our hassle-free returns system ensures that any item damaged in transit or on arrival is replaced or refunded promptly.

At Vireta, our goal is to make the shopping experience straightforward, reliable, and supported by strong customer service. Whether you're a home gardener, hobbyist, or managing a larger growing setup, we’re committed to bringing you trusted brands, great value, and a smooth buying experience from start to finish.

Let customers speak for us

from 4 reviews

Decent soil with nice aeration throughout when planting the veggies

Decent soil with nice aeration throughout when planting the veggies. Smaller size helps withbad back

MR Ollive

04/26/2026

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Perfect item and super fast delivery

C.C.

04/25/2026

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Great pots for my dahlias

Great pots for my dahlias.
Very helpful and quick customer service.
Nice surprise free gifts in the parcel which arrived promptly.
Will definitely use again - recommended.

Amanda Williams

04/10/2026