PSA LIF6800 240V Photoelectric Smoke Alarm with 9V DC Battery Backup
The PSA Lifesaver 6800 model is a mains powered, 9V battery backed smoke alarm. The alarm uses photoelectric technology and is designed to be surface mounted on the ceiling or wall. When used with the 6000WB (wireless RF interlink baseplate), the alarm offers wireless interlinking capabilities as well as remote test/hush functionality with 6000THL (wireless smoke alarm controller) Features New advance sensor technology and intelligence to reduce sensitive activations. Anti-static sensor to repel dust particles. Easy installation & maintenance with QUICK SLIDE base. Mains powered, surface mount smoke alarm 240V AC with 9V battery backup (Duracell battery supplied) Photoelectric sensing technology Increased resilience to electrical interferences and dirty power. Chamber monitoring feature and first to alarm memory Switch-mode power supply uses less power and safer operation.
The PSA Lifesaver 6800 model is a mains powered, 9V battery backed smoke alarm. The alarm uses photoelectric technology and is designed to be surface mounted on the ceiling or wall. When used with the 6000WB (wireless RF interlink baseplate), the alarm offers wireless interlinking capabilities as well as remote test/hush functionality with 6000THL (wireless smoke alarm controller) Features New advance sensor technology and intelligence to reduce sensitive activations. Anti-static sensor to repel dust particles. Easy installation & maintenance with QUICK SLIDE base. Mains powered, surface mount smoke alarm 240V AC with 9V battery backup (Duracell battery supplied) Photoelectric sensing technology Increased resilience to electrical interferences and dirty power. Chamber monitoring feature and first to alarm memory Switch-mode power supply uses less power and safer operation.
The PSA Lifesaver 6800 model is a mains powered, 9V battery backed smoke alarm. The alarm uses photoelectric technology and is designed to be surface mounted on the ceiling or wall. When used with the 6000WB (wireless RF interlink baseplate), the alarm offers wireless interlinking capabilities as well as remote test/hush functionality with 6000THL (wireless smoke alarm controller) Features New advance sensor technology and intelligence to reduce sensitive activations. Anti-static sensor to repel dust particles. Easy installation & maintenance with QUICK SLIDE base. Mains powered, surface mount smoke alarm 240V AC with 9V battery backup (Duracell battery supplied) Photoelectric sensing technology Increased resilience to electrical interferences and dirty power. Chamber monitoring feature and first to alarm memory Switch-mode power supply uses less power and safer operation.
The PSA Lifesaver 6800 model is a mains powered, 9V battery backed smoke alarm. The alarm uses photoelectric technology and is designed to be surface mounted on the ceiling or wall. When used with the 6000WB (wireless RF interlink baseplate), the alarm offers wireless interlinking capabilities as well as remote test/hush functionality with 6000THL (wireless smoke alarm controller) Features New advance sensor technology and intelligence to reduce sensitive activations. Anti-static sensor to repel dust particles. Easy installation & maintenance with QUICK SLIDE base. Mains powered, surface mount smoke alarm 240V AC with 9V battery backup (Duracell battery supplied) Photoelectric sensing technology Increased resilience to electrical interferences and dirty power. Chamber monitoring feature and first to alarm memory Switch-mode power supply uses less power and safer operation.
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The lowest price for PSA LIF6800 240V Photoelectric Smoke Alarm with 9V DC Battery Backup right now is $33.90 at ARCK Electrical Wholesale Supplies, compared across 13 retailers.
The all-time low was $21.30 on 28 Apr 2026 — today's price is 59% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 6 Nov 2026.
Last updated at 06/11/2026 17:02:08
PSA Lifesaver LIF6800 240V Photoelectric Smoke Alarm AS3786:2014 Listed | Support Hardwired Home Protection with Photoelectric Detection, 9V Backup
Free delivery
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PSA Photoelectric 240v With 9V Battery Backup Smoke Detector - LIF6800
Delivery $19.90
PSA LIF6800 Mains Powered 240V AC with 9V DC Battery Backup Advanced Sensor
Delivery between 11–18 Nov $7.90
PSA LIF6800 | 240V Photoelectric Smoke Alarm with 9V DC Battery Backup | 10YR Warranty
Delivery between 12–16 Nov $15.95
PSA Life Saver Smoke Alarm 6800
PSA 240VAC Photoelectric Smoke Alarm with 9V Battery Backup - MJS Electrical Supplies
Delivery between 10–17 Nov $9.70
PSA Lifesaver 6800 Mains Powered 240V AC with 9V DC Battery Backup
Delivery between 13–17 Nov $9.95
LIF6800 240V SMOKE ALARM WITH 9V BACKUP ADVANCED SENSOR PHOTOELECTRIC
Psa 240V Smoke Alarm With 9V Backup Advanced Sensor Photoelectric Detector
Delivery $7.85
Psa Lif6800 240v Photoelectric Smoke Alarm As3786:2014 Listed
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
| Detected Substances | Smoke |
| Sensor Type | Photoelectric |
| Certifications | SAI Global, ActivFire, RCM |
| Standards Compliance | AS3786:2014 |
| Alarm Sound Level | 85 dBA at 3 metres |
PSA Lifesaver LIF6800 240V Photoelectric Smoke Alarm AS3786:2014 Listed | Support Hardwired Home Protection with Photoelectric Detection, 9V Backup
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
PSA Photoelectric 240v With 9V Battery Backup Smoke Detector - LIF6800
Delivery $19.90
PSA LIF6800 Mains Powered 240V AC with 9V DC Battery Backup Advanced Sensor
Delivery between 11–18 Nov $7.90
PSA LIF6800 | 240V Photoelectric Smoke Alarm with 9V DC Battery Backup | 10YR Warranty
Delivery between 12–16 Nov $15.95
PSA Life Saver Smoke Alarm 6800
| Detected Substances | Smoke |
| Sensor Type | Photoelectric |
| Certifications | SAI Global, ActivFire, RCM |
| Standards Compliance | AS3786:2014 |
| Alarm Sound Level | 85 dBA at 3 metres |
