# FireAngel SB1-TP-R Optical Battery-Powered Smoke Alarm, 2-Pack

FireAngel SB1-TP-R is a battery-powered optical smoke alarm listed as a two-alarm pack. Its replaceable 9V batteries and test/hush button suit domestic rooms where a straightforward ceiling- or wall-mounted alarm is wanted, though customer feedback raises concerns about battery longevity and occasional unexplained alarms.

- [Original product page](https://bargainpostbox.co.uk/product/fireangel-sb1-tp-r-optical-smoke-alarm-2-pack)
- [View offer](https://bargainpostbox.co.uk/visit/fireangel-sb1-tp-r-optical-smoke-alarm-2-pack)
- Market: UK
- Language: en-GB
- Currency: GBP
- Brand: FireAngel
- Model: SB1-TP-R
- Category: Electronics > Smart Home & Security > Alarms & Sensors
- Price: 12.99 GBP
- Previous price: 20.49 GBP
- Discount: 37%
- Price checked: 2026-11-12T16:02:34.873Z
- Rating: 4.5 / 5
- Reviews: 14011

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Optical sensing is described as suited to detecting smoke from slow-burning fires with thick white smoke.
- The test button checks the alarm, and holding it can temporarily silence a known false alarm.
- The listing claims reduced sensitivity to cooking fumes, but also warns that steam can trigger nuisance alarms.
- Manufacturer information specifies domestic use, including mobile homes and caravans, and excludes commercial properties.

## Pros

- Replaceable 9V batteries avoid relying on a sealed battery for the stated one-year battery period.
- Removable base plates and included mounting hardware support ceiling or wall installation.
- Customer feedback describes installation as straightforward and the compact appearance as unobtrusive.

## Cons

- A replaceable battery needs periodic checking and replacement, unlike a sealed long-life option.
- Customer feedback includes concerns about short battery life and mixed reports of unexplained alarms.

## Specifications

### Identity
- Brand: FireAngel
- Model: SB1-TP-R
- Sensor type: Photoelectric
- Alarm: Audible
- Colour: White
### Power and battery
- Power configuration: Battery Powered
- Battery: 9V DC Replaceable 1 Year Zinc Carbon Battery
### Dimensions and installation
- Dimensions listed: 3.5D x 9W x 9H centimetres
- Weight listed: 113 Grams
- Installation positions: Wall/Ceiling
### Performance and operating conditions
- Alarm sound level: 85dB\(A\) 3 m \(minimum\)
- Operating temperature: 0°C to +40°C
- Operating humidity: 30% to 90% RH non-condensing
### Certification and warranty
- Certification listed: Certified to EN14604:2005+AC:2008
- Warranty claim: 3 year manufacturer's warranty.

## Before you buy

- The listing identifies the alarms as SB1-R in feature copy but gives SB1-TP-R as the model, while the title uses SB1-R. It also describes hush operation as 8 minutes in one section and says to hold the button for 5 seconds elsewhere. Battery-life wording varies between a one-year replaceable battery and a claim of replacement every three weeks in customer feedback. Confirm the selected listing's exact model and battery details. The manufacturer advises avoiding bathroom proximity because steam may cause nuisance alarms and says the product is not for commercial premises.

## In the box

- 2 smoke alarms (Included)
- 2 base plates (Included)
- 2 9V batteries (Included)
- Mounting screws (Included)
- 4 rawl plugs (Included)
- User manual (Included)

## A good fit for

- Households wanting a two-alarm set with replaceable batteries for domestic rooms.
- Buyers who prefer a test and hush button and ceiling- or wall-mounting options.

## Less suited to

- Commercial premises, which the manufacturer excludes.
- Buyers seeking a sealed long-life battery or an alarm intended for kitchen use.

## Customer feedback

Customer feedback highlights easy installation, clear instructions, compact appearance and perceived value. Reports on reliability are mixed, including both satisfactory operation and alarms sounding without an apparent reason, while battery life is a recurring concern, with some reports of replacement after only a few weeks. These are customer perceptions rather than confirmed product performance. They matter particularly for a battery-powered alarm listed with a replaceable one-year battery, so regular checks and attention to any low-battery chirp are important.
- Positive themes: Customers describe installation as easy and the instructions as clear.
- Positive themes: Customers appreciate the compact design and appearance.
- Negative themes: Some customers report battery life much shorter than the listed one-year period.
- Negative themes: Some feedback describes alarms sounding without an apparent reason.
- Mixed feedback: Reliability feedback is mixed, with reports of satisfactory operation alongside unexplained alarms.

## Frequently asked questions

### How many alarms are listed in the pack?
The listing states two smoke alarms. Its included-components list also names two base plates and two 9V batteries.
### Can it be mounted on a wall?
The specifications list wall and ceiling installation. The manufacturer gives placement guidance for both, including clearance from walls and light fittings.
### Is it suitable for a kitchen or bathroom?
The manufacturer says cooking fumes are less likely to cause false alarms, but recommends a heat alarm for kitchen fire detection and warns that steam can cause nuisance alarms. It advises not placing the smoke alarm near bathrooms.
### What is the battery life?
The listing claims a replaceable battery with a one-year period, but customer feedback includes reports of much shorter life. The product details also have inconsistent model and battery wording, so confirm the exact listing configuration.

## Offer details

- The manufacturer describes this alarm as suitable for domestic premises, including mobile homes and caravans, but not commercial properties.

## Alternative options

- [FireAngel FA6620 Optical, Battery Powered Fire/Smoke Alarms for Home \| 2-Pack, 10-Year Battery Smoke Alarm Detector, Replacing FireAngel ST-622/ST-620, Fire Alarms for Home](https://bargainpostbox.co.uk/visit/fireangel-sb1-tp-r-optical-smoke-alarm-2-pack)
- [FireAngel FA6620 Optical, Battery Powered Fire/Smoke Alarms for Home \| 1-Pack, 10-Year Battery Smoke Alarm Detector, Replacing FireAngel ST-622/ST-620, Fire Alarms for Home](https://bargainpostbox.co.uk/visit/fireangel-sb1-tp-r-optical-smoke-alarm-2-pack)
- [2 Pack Smoke Alarms for Home – 10-Year Life Fire Alarms with 5-Year Replaceable Battery, EN14604 Certified Photoelectric Smoke Detector with Silence Button, LED Light, for Kitchen, Caravan, Office](https://bargainpostbox.co.uk/visit/fireangel-sb1-tp-r-optical-smoke-alarm-2-pack)
- [BLACK+DECKER Smoke Alarm 2 Pack for Home 10 Year Life, Replaceable Battery \| Battery Powered, 10 Year Life with 9v Replaceable Battery. Optical Smoke Alarm for Hallways, Landings, Living Rooms. EN 14604](https://bargainpostbox.co.uk/visit/fireangel-sb1-tp-r-optical-smoke-alarm-2-pack)
- [FireAngel Optical Smoke Alarm with Escape Light - FA6611-R 10-Year Smoke Alarms for Home with 3-Year Replaceable Batteries - Early Smoke Detector Fire Alarm - ST-623E Replacement - White](https://bargainpostbox.co.uk/visit/fireangel-sb1-tp-r-optical-smoke-alarm-2-pack)
- [X-Sense Smoke Alarm for Home with 10-Year Sealed Battery, SD11, 2 Pack \| Conforms to EN 14604 Standard, LED Indicator & Silence Button](https://bargainpostbox.co.uk/visit/x-sense-sd11-smoke-alarms-2-pack)
- [Smoke Alarm, 10 Years Battery,Self-Adhesive, No Drilling Require Smoke Alarms for Home, Fire Alarm with Mute Remotely Function,Big Test/Silence Button Smoke Detectors, Conforms EN14604, UKCA \(1 Smoke\)](https://bargainpostbox.co.uk/visit/wisualarm-s05-a-smoke-alarm)
- [2 Packs Smoke & Carbon Monoxide Alarm, Replaceable Battery, LCD Digital Display, 85dB Loud Siren, Hush & Self-Test, Dual Sensor Fire CO Detector for Home, Bedroom, Garage, Office](https://bargainpostbox.co.uk/visit/kitire-cos-x2-smoke-carbon-monoxide-alarm)
- [Smoke Alarm, 10 Years Battery, Smoke Alarms for Home, Fire Alarms for Home, Big Test/Silence Button Smoke Alarms, Conforms EN14604, UKCA \(3 Pcs\)](https://bargainpostbox.co.uk/visit/fireangel-sb1-tp-r-optical-smoke-alarm-2-pack)
- [Smoke Alarms for Home, 10-Year Battery, Smoke Alarm, Fire Alarm with Test/Silence Button, Smoke Detector Certificated by TUV Conforms to EN14604 Standard \(1pcs\)](https://bargainpostbox.co.uk/visit/fireangel-sb1-tp-r-optical-smoke-alarm-2-pack)
- [GHAZOR Smoke Alarms for Home, 5-Year Battery Powered Fire Alarm, 2 pack \| Conforms to EN 14604 Standard, Test/Silence Button, LED Indicator, Easy Install Fire Detector for Home Caravan Office](https://bargainpostbox.co.uk/visit/fireangel-sb1-tp-r-optical-smoke-alarm-2-pack)
- [Smoke Alarm 10 Years Lifepan, 5 Years Battery, Smoke alarms for Home, with Replaceable Battery, Fire Alarm Test/Silence Button, Smoke Detector, 85dB, Conforms to EN14604, UKCA \(2PCS\)](https://bargainpostbox.co.uk/visit/fireangel-sb1-tp-r-optical-smoke-alarm-2-pack)

## Add-ons

- [FireAngel FA6813 Portable Carbon Monoxide Detector/Alarm, 10 Year CO Alarm \| 1-Pack, Battery Powered Carbon Monoxide Alarm for Home & Travel, CO Alarm Detector Monitor for Caravans, Campervans & Cars](https://bargainpostbox.co.uk/visit/fireangel-fa6813-eux10-portable-carbon-monoxide-alarm)
- [FireAngel FA6720-R Heat Alarm/Detector for Kitchen with 10-Year Battery \| 1-Pack, Heat Detector for Kitchen, Fire Alarm for Home, FireAngel HT-630 Replacement](https://bargainpostbox.co.uk/visit/fireangel-sb1-tp-r-optical-smoke-alarm-2-pack)

## Images

![FireAngel SB1-TP-R Optical Battery-Powered Smoke Alarm, 2-Pack — 1](https://bargainpostbox.co.uk/i/bKG68ooGCZb5b_HP6uvWBW1e8GAsnG5jSFMhkUz9RjAKbzl-COWkZWEThNM_V3y0ui-VQxQEcqBUCf26vDs4dP_n43MIk_Fg9rviVfyxpX-HWiWaxb515eN_.jpg)

![FireAngel SB1-TP-R Optical Battery-Powered Smoke Alarm, 2-Pack — 2](https://bargainpostbox.co.uk/i/siZzbsAuz7tARQpI1mWWBXLn6fYWINhxI7zMbBn0xdMYQokpOFRyseqW2Q7GdtB-FmdNX6angRimqcqoZHPUeynhpDIeYX5nqfGr2-3StKrZvCk8kwB-RMRJ.jpg)

![FireAngel SB1-TP-R Optical Battery-Powered Smoke Alarm, 2-Pack — 3](https://bargainpostbox.co.uk/i/gv2zzppfufl8HLYtCZ5uAyCG5329zz31C-RHVNJBhyyc8QKvGBrd_znudlgQL_4gNBMb8UnEZjRRAncSV30CuQj1XAHi63xwWGZURjRCpXzNE1T-krdxpXHE.jpg)

![FireAngel SB1-TP-R Optical Battery-Powered Smoke Alarm, 2-Pack — 4](https://bargainpostbox.co.uk/i/-aPvmEGV1nB2HqxyGAVxyPClrOYEE4mePrik5qYhv9i61xYJYCDDVX1LcO5w8Xy27zkg3uOE0DALO20_1VdGTZVqZeEgeTuKEWT0UHJ2bSEb8qyAyUzDslZ7.jpg)

![FireAngel SB1-TP-R Optical Battery-Powered Smoke Alarm, 2-Pack — 5](https://bargainpostbox.co.uk/i/DYtySpWH6zLxskDi0CMCWdCx1H_9_q05f-Lz1wVho-A3sjXY8amQhe4wRLP27Sj6aVXqsS4E2ajvIfI6RP-wDZBqKv41yqMnBYwoVDCwwIE7xfYravGmlccQ.jpg)

![FireAngel SB1-TP-R Optical Battery-Powered Smoke Alarm, 2-Pack — 6](https://bargainpostbox.co.uk/i/YT2tLD1OJueoAPiMuFThVXppXQfhfBzkcJmKCv_XNycgiv7Ih17c5yjTnNtRcXRfah0wfigarff_QL8khxxTI35Ije7gldDLsTWDWXGXBPXxQRadNjjbPd93.jpg)