Astro CBU-RELAY Lighting Control Relay Module
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The Astro CBU-RELAY Lighting Control Relay Module is a compact lighting control relay ideal for switching lighting loads in domestic and commercial applications. The casing is shown in a matte white plastic, with a compact rectangular form, rounded edges and integrated side mounting tabs.
Design cues are utilitarian and installer-friendly: the front surface is printed with wiring terminal labels (SL, L, N), technical specifications and regulatory markings. The unit is offered as a single-purpose relay module and is pictured in a clean monochrome finish.
Build quality is straightforward and practical, with a screw-down terminal cover access, side flanges for surface mounting and clear printed symbols including CE, double-insulation and WEEE markings. The casing details also identify the module as CBU-RELAY and bear manufacturer markings indicating it is made in the UK.
Performance-wise the relay accepts a universal mains input of 100–240V at 50/60Hz and is rated for 10A max resistive, 6A max inductive and 6AX for fluorescent loads. The specified operating ambient temperature range is -20°C to +50°C, making it suitable for typical indoor installations.
The unit includes clear wiring labels and a terminal cover for safe connections. A 3-year manufacturer warranty covers the product, and the printed regulatory marks confirm conformity to common safety standards.
At Light Monster we focus on value-first lighting solutions — this CBU-RELAY module gives you reliable switching performance at a competitive price, backed by our lighting expertise and a clear, no-nonsense specification to help you pick the right accessory quickly.
Dimensions & Weight
Dimensions & Weight
- Depth (cm): 3.2
- Height (cm): 12
- Width (cm): 5
Functionality
Functionality
Certifications & Ratings
Certifications & Ratings
- Product warranty: 3 years
- CE (EU directive) compatible?: Yes
- Safety classification: Class II
Manufacturer's Part Numbers
Manufacturer's Part Numbers
Delivery & Returns
Delivery & Returns
We want to make sure you're completely happy with your order. You have up to 30 days from delivery to return or exchange an item. Just make sure you have the original receipt.
Before placing your order, please double-check all measurements, finishes, and light source compatibility, as delivery and handling fees are non-refundable.
Please note: Custom or made-to-order items are not eligible for return or exchange.
For full details, see our [Terms & Conditions].
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Testimonials
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Fast and helpful
Everything arrived on time and exactly as expected. The customer support team was genuinely helpful when i had an assembly question —refreshingly easy to deal with.
James WalkerBrighton -
Great Value Lighting
I was surprised by the quality at this price. Light Monster made it simple to source lights for our new café.
Marta RuizLondon -
Best price price
We ordered lighting for 12 units, and everything was spot on and at the best price i found.
Tom EllisonProperty Developer, London