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Description
The Aico EI650i mains powered ionisation smoke alarm is a high-performance fire detection device designed for residential and rental properties requiring reliable, low-maintenance protection. Powered directly from the mains with a sealed 10-year lithium backup battery, it ensures continuous operation even during power cuts — making it ideal for landlords, homeowners, and contractors meeting UK fire safety regulations. Please note: this is the non-RF (hardwired interconnect) version. If you require wireless interconnection, see the Aico EI650iRF RadioLINK version.
Aico EI650i Ionisation Smoke Alarm – Features & Specifications
The EI650i uses ionisation sensing technology, which is particularly effective at detecting fast-flaming fires. Its tamper-proof, sealed battery eliminates the need for battery replacements over the product's lifetime, reducing maintenance costs and ensuring compliance. The alarm interconnects with other Aico Ei600 series devices via hardwired connections, allowing a whole-home detection network where triggering one alarm activates all others.
- Mains powered (230V AC) with sealed 10-year lithium backup battery
- Ionisation sensing — fast response to flaming fires
- Hardwired interconnect compatible with the full Aico Ei600 series
- Tamper-proof, sealed battery — no replacement required for product lifetime
- Test/hush button for easy weekly testing and silencing nuisance alarms
- LED indicator for power and alarm status at a glance
- Compliant with BS EN 14604 and suitable for Grade D, Category LD2/LD3 systems
The Aico EI650i is a trusted choice for meeting UK Building Regulations and Scottish Housing Standards, delivering dependable ionisation smoke detection with minimal upkeep.
Frequently Asked Questions
Find answers to common questions about our products and services
We offer standard delivery (2-5 working days) and express delivery (1-2 working days). Free standard delivery on orders over £85. All orders are tracked, and you'll receive updates via email.
We accept returns within 30 days of delivery. Items must be unused and in original packaging. Simply contact our customer service team to initiate a return. Refunds are processed within 2-5 working days once items are received
Feel free to drop us a message using the chat button in the bottom right, and one of our team members will get back to you as soon as they can. Alternatively, you can give us a call on 01924 4222999 (Ext 2) or send us an email at acaselec@gmail.com
Yes, all our products are fully certified and sourced from trusted UK suppliers.
We only stock genuine items from reputable brands, ensuring every product meets UK safety and quality standards. All products are held in our UK warehouse.
Our customer support team is available Monday-Friday, 9am-5pm. You can reach us via email, phone, or live chat. We aim to respond to all enquiries within 24 hours.
Yes, we offer competitive pricing for trade customers and bulk orders. Contact our sales team for a custom quote on larger quantities or ongoing supply arrangements.

