So my quick answer is that both 141/Ionisation and 146/Optical are good and much much better that not having one. I don't know who designed this alarm but trying to get the top off is impossible the instructions make it sound so easy insert screwdriver into slot and push the same way as the arrow only it doesn't budge at all! The 103 third parties who use cookies on this service do so for their purposes of displaying and measuring personalized ads, generating audience insights, and developing and improving products. The Aico EI141RC Mains Ionization Smoke Alarm is a mains-powered alarm with a 9 V alkaline battery back-up and contains a proven long-life Ionization smoke chamber. Also, you do not need to change the one you have upstairs - if you are happy you can update that one to correct version when/if it starts to fail.

Heat alarms are ideal for use in kitchens and garages, where the use of optical or ionisation alarms would lead to unwanted nuisance alarms. This Ionisation Smoke Alarm is responsive to flaming fires such as paper and clothing and is therefore suitable for use in bedrooms. Optical smoke detectors are suitable for installing in bedrooms and living rooms where soft furnishings and cables are common place.The Ei141RC Ionisation Smoke Alarm is a mains-powered alarm with a 9V Alkaline battery back-up and contains a proven long life Ionisation smoke chamber. The _ga cookie, installed by Google Analytics, calculates visitor, session and campaign data and also keeps track of site usage for the site's analytics report. Alarms containing ionisation sensors use a small radioactive source to detect the invisible smoke particles given off by fast-flaming, clean burning fires such as bedding and clothing. Ideal for installation in bedrooms, detecting fast flaming fires which are commonly caused by clothing and paper.

We ensure that all the sealed lead acid battery products we provide have been manufactured to the highest standard using some of the most state-of-the-art manufacturing techniques. They detect smoke from slow, smouldering fires such as electrical fires and are less prone to false alarms from cooking fumes if fitted in the hallway next to kitchens. As well as commercial and industrial fire extinguishers, we can also supply you with extinguisher cabinets, fire blankets, home and car fire extinguishers and accessories. If you’re not sure about quantities, sizes or have any other questions about your electrical wholesale products, our Electrical2Go sales team will be more than happy to help. Ionisation alarms are best at detecting fast flaming fires which are commonly caused by clothing and paper.Due to the efficiency and dependability of our outstanding equipment, it has been incorporated in a range of high profile locations - so you can rest assured that our alarms won't let you down. We offer a sealed lead acid battery from some of the most popular and respected providers in the fire alarm industry, including Yuasa, Powersonic and Enersys. The Ei141RC Ionisation Smoke Alarm is a mains powered alarm with a 9V Alkaline battery back-up and contains a proven long life Ionisation smoke chamber. Their knowledge within the industry are second to none and we are proud to have Acorn as our supplier and partner.

This is a UK and ROI specific subreddit, r/DIY has a lot of US Specific content, things like products to use, where to get them, laws and codes that don't apply to the UK. The Ei141RC runs on 230V AC mains power, and has a 9V PP3 battery back-up capable of lasting up to 4 years in standby mode and of powering the alarm for up to 2 years without mains power. Finance is provided by PayPal Credit (a trading name of PayPal UK Ltd, Whittaker House, Whittaker Avenue, Richmond-Upon-Thames, Surrey, United Kingdom, TW9 1EH). The simple installation process of the Ei146e replacement alarm eliminates the need for an electrician. Because of this, it is recommended for ionisation alarms to be installed in stairwells, upstairs landings and offices.

The new alarm can interlink with any other Ei140/140RC series alarms remaining in your system, along with many other Ei Electronics / Aico models. Also known as photo-electric alarms, this quick response time to smouldering fires is down to the optical smoke alarm's high sensitivity to large particles in the air. The AICO EI141RC MAINS POWERED IONISATION SMOKE ALARM- NOW USE 2020016 is a genuine, brand new Electrical Range product, covered by a Electrical Range manufacturer's guarantee. Fire extinguishers are a must-have on any commercial or industrial site, so it is important that you purchase effective and reliable extinguishers. Note that my house is filled only with Ionisation sensors because that was what was commonly avaliable when fitted.

This Ei141RC Aico Smoke Detector can also be interconnected with other Aico Mains Powered Devices to create much larger systems. The Ei141RC Ionisation Smoke Alarm is a mains powered alarm with a 9V Alkaline battery back-up and contains a proven long life Ionisation smoke chamber. Less prone to false alarms than ionisation, optical smoke detectors are slightly quicker at detecting slow smouldering fires that tend to produce a lot of smoke. Mains powered ionisation alarm with hush button from Ei, available as a replacement smoke alarm detector head or complete with mounting base plate.It is this commitment to first class equipment that has made us one of the leading providers of fire alarms and other safety equipment. The more modern optical sensor technology in the Ei146e is less susceptible to false alarms, making it suitable for use in a wider range of locations such as rooms adjacent to kitchens, hallways, landings, bedrooms, and living areas. New: A brand-new, unused, unopened and undamaged item in original retail packaging (where packaging .