This FireKnight Smoke Alarm is ideal in your space, adding a sense of safety to your area. It has an easy installation with fixings supplied, and a photoelectric sensor for detecting slow, smouldering fires. It has a 9V battery for long-term use.
This FireKnight Smoke Alarm is ideal in your space, adding a sense of safety to your area. It has an easy installation with fixings supplied, and a photoelectric sensor for detecting slow, smouldering fires. It has a 9V battery for long-term use.
in 7 offers
The lowest price for Fire Knight Photoelectric Smoke Alarm with 9V Battery and Stand Alone Operation right now is $10.00 at Kmart, compared across 4 retailers.
The all-time low was on 14 July 2025 — today's price is 25% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Fire Knight Photoelectric Smoke Alarm with 9V Battery and Stand Alone Operation
This FireKnight Smoke Alarm is ideal in your space, adding a sense of safety to your area. It has an easy installation with fixings supplied, and a photoelectric sensor for detecting slow, smouldering fires. It has a 9V battery for long-term use.
This FireKnight Smoke Alarm is ideal in your space, adding a sense of safety to your area. It has an easy installation with fixings supplied, and a photoelectric sensor for detecting slow, smouldering fires. It has a 9V battery for long-term use.
Prices last updated 28 Aug 2026.
Last updated at 28/08/2026 07:13:18
FireKnight Photoelectric Smoke Alarm 9V Battery White
Delivery by Tue $5
Trafalgar FireKnight Photoelectric Smoke Alarm 9V Battery White
Delivery between 1–10 Sept $7.95
FIRE KNIGHT Photoelectric Smoke Alarm With 9V Battery and Stand Alone Operation
Free delivery by Mon
Fire Knight Photoelectric Smoke Alarm 9vdc Battery Stand Alone
Free delivery
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FIRE KNIGHT Photoelectric Smoke Alarm 9VDC Battery Stand Alone Operation
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!
Fire Knight Photoelectric Smoke Alarm 9vdc Battery Stand Alone
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!
X2 Fire Knight Photoelectric Smoke Alarm 9vdc Battery Stand Alone
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!
originally posted on officeworks.com.au
It’s going off for no reason. I only installed it a few months ago.
originally posted on officeworks.com.au
We had both our old smoke detectors replaced with 2 Fire Knight units. 1 failed after 3 months. It failed by going off for no reason during the night, It also doesn't matter if you hit the silence button, it wont work either.
originally posted on officeworks.com.au
Bought two and they go off quite a bit, so have had to remove the batteries
FireKnight Photoelectric Smoke Alarm 9V Battery White
Delivery by Tue $5
Trafalgar FireKnight Photoelectric Smoke Alarm 9V Battery White
Delivery between 1–10 Sept $7.95
FIRE KNIGHT Photoelectric Smoke Alarm With 9V Battery and Stand Alone Operation
Free delivery by Mon
Fire Knight Photoelectric Smoke Alarm 9vdc Battery Stand Alone
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!
FIRE KNIGHT Photoelectric Smoke Alarm 9VDC Battery Stand Alone Operation
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!
It’s going off for no reason. I only installed it a few months ago.
We had both our old smoke detectors replaced with 2 Fire Knight units. 1 failed after 3 months. It failed by going off for no reason during the night, It also doesn't matter if you hit the silence button, it wont work either.
Bought two and they go off quite a bit, so have had to remove the batteries
