On backorder

STL-ACR

£1,262.00 £1,959.91Price range: £1,514.40£1,262.00 through £2,351.89£1,959.91

Length

900mm
1200mm

Finish

Colour Temp.

Dimming

DALI
Non-Dimmable

Clear

5 year warranty as standard

Secure ordering

Expert Support

The STL-AC Round Acoustic LED Light is a modern suspended lighting solution designed to combine high-quality illumination with acoustic comfort. Featuring integrated acoustic felt panels, this innovative linear luminaire helps reduce ambient noise and reverberation while providing efficient LED lighting—making it ideal for contemporary commercial interiors.

Crafted with a sleek anodized aluminium body with a satin finish, it delivers a clean, minimalist aesthetic that integrates seamlessly into offices, meeting rooms, retail environments, and educational spaces. High-performance LED modules provide uniform, glare-free illumination with a long lifespan of up to 60,000 hours, helping reduce maintenance while maintaining consistent lighting quality.

Backorder fittings are built to order. Please note: built to order fittings have a lead time of 4–6 weeks.

Colour temperatures: 2700K / 3000K / 4000k
Diameter: 900mm / 1200mm
Dimming options: Non-Dimmable / DALI
Colour: White / Black / Colour (upon request)
Height: 200mm
Power: 100W (900mm) / 200W (1200mm)
Input Voltage: 240V
Delivered Lumens: 14000lm (900mm) / 24000lm (1200mm)
Efficacy: Up to 140lm/W
Material: Aluminium / Acoustic Felt
IP Rating: IP20
Warranty: 5 Years
CRI: 80

Free Delivery on orders over £500 applies to the UK ONLY (Exclusions apply)

Charges

Delivery Method	Delivery Time	Cost
Click & Collect	Immediate	FREE
DPD Standard Delivery (For parcels up to 0.9m)	3–5 Working Days	£5
DPD Next Day	Next working day on orders placed before 2PM (Mon–Fri)*	£8.95
FedEx Standard (Products over 0.9m)	3–5 Working Days	£15
FedEx Next Day (Products over 0.9m)	Next working day on orders placed before 2PM (Mon–Fri)*	£15
International shipping	Contact our sales team for a quote – [email protected]

Excess length charge is £35 for goods over 1.2m in length

* Next working day – Orders are processed Mon-Fri only and must be placed before 2pm. Orders placed on Friday after 2pm will not be processed until Monday and therefore delivered on Tuesday.

IMPORTANT:

Fittings with emergency packs take approx 1 week as they are assembled to order.
We do not refund purchase postage charges on returned goods.

Export Delivery Trade Terms

All our orders outside the UK are delivered DAP (Delivered at Place) Terms unless with prior agreement.

This means that you will be responsible for and DUTY and/or VAT payments that are applicable in your country.

Delivery Time

Nearly all orders are sent via courier, and a signature is required.

UK Standard or free delivery is about 3-5 days.

UK Next Working Day is the next working day

All European deliveries take 2-4 days.

Rest of world deliveries take around 6-8 days.

If your country is not listed please contact us for shipping and order placement on +44 1727 600102.

Backorders will be delivered as quickly as possible (Usually within 28 days) we will notify you by email of an expected delivery date.

Delivery times are approximate, please do not book and trades until you have a confirmed delivery date, or have taken delivery. We do not accept liability for any missed delivery dates, direct or consequential. As per our terms and conditions.

Returns

We have a 30 Day return policy, however the good must be unused , in their original packaging and as new.

There is a 12% restocking charge for returned items.

Custom made or made to order are not returnable, creditable or exchangeable.

If you need to return something or the goods are faulty please contact us on +44 (0) 1727 600102 or email [email protected] before sending anything.

We recommend using a tracked service for returns, please note we only pay return postage if the goods are proved faulty.

At Sera Technologies we are proud to offer high quality products at a fair price, with many available for next day delivery.

Products have a Warranty of between 1 and 5 years, please see the product pages for detailed information.

So rest assured that if you have a problem with any of our products we will sort it for you as quick as we can.

You can contact us by email, LiveChat or on the telephone.

You will require your original order details, if you did not purchase direct please contact your supplier for assistance.