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A white Aico optical smoke alarm with a test button and battery compartment, viewed from above.

Aico EI146E 140e Series Mains Optical Smoke Alarm with Battery Backup

£27.35 - £27.35
£27.35
£27.35 - £27.35
£27.35
Ex VAT £22.79
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Product Description

Aico EI146E Optical Smoke Alarm with Battery Back-Up

The Ei146e Optical Smoke Alarm is a mains powered alarm with a 9V battery back-up and a large, proven optical smoke chamber. It can be interlinked with other Aico alarms through either a hard wired or wireless interconnection, making it a practical choice for homes needing reliable fire detection.

  • Optical sensor – quick response to slow smouldering fires
  • Automatic dust compensation
  • Mains powered alarm with 9V Alkaline battery back-up
  • Easi-fit base for quick and simple installation
  • Grade D2 and compliant with Scottish legislation
  • Kitemarked to BS EN14604:2005
  • 5 year guarantee

Suitable for -

  • Bedroom
  • Dining Room
  • Hallways
  • Landings
  • Living Rooms

Frequently Asked Questions

Can the Aico EI146E be interlinked with other alarms?
Yes, it can be interlinked with other Aico alarms using either hard wired or wireless interconnection.

What type of fires is this optical smoke alarm suited to detect?
The optical sensor is designed for a quick response to slow smouldering fires.

Is the Ei146e suitable for installation in UK homes?
Yes, it is Grade D2 and compliant with Scottish legislation, with kitemarking to BS EN14604:2005.

Product Details & Specifications
Dimensions
Product
148mm x 50mm
Boxed
155mm x 155mm x 62mm
Weight
345g (product only), 389g (boxed)
Technical Information
Sensor Type
Optical.
Supply Voltage
230V AC, 50Hz.
Battery Back-up
9V Alkaline Replaceable.
Indicators
Green – Power / Red – Alarm or fault
Power Consumption
0.75w
Plastic Material
UL94VO flame retardant.
Guarantee
5 years
Approvals
BS EN 14604:2005.
Download Specification Sheet
Delivery Information

We hold substantial stock across our most popular products and ranges. Due to the variety of finishes and configurations available, some items may need to be sourced from our suppliers. We receive regular deliveries from all major suppliers, helping us keep delays to a minimum.

Typical dispatch: 3–5 working days. Once dispatched, most UK mainland deliveries arrive within 1–2 working days.

To get your goods to you sooner, we may send all or part of your order directly from one of our trusted suppliers. This means items may arrive separately, through different couriers and with separate tracking information. RS Electrical Supplies remains your point of contact throughout.

Delivery charges

Zone 1 — UK mainland:

  1. Under £75: £6.00
  2. £75–£149.99: £8.00
  3. £150 and over: FREE

Zones 2–4: Highlands, islands, Northern Ireland, Channel Islands, Isle of Scilly and Isle of Man: £12.00

International delivery: Calculated at checkout according to the order and destination.

We recommend waiting until your goods have arrived and been checked before booking any electrical work.

View full delivery information

A white Aico optical smoke alarm with a test button and battery compartment, viewed from above.
Aico EI146E 140e Series Mains Optical Smoke Alarm with Battery Backup

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