Does the Kidde Hardwired Heat Detector operate in below zero temperatures?

Yes, the detector has an operating range of -20F to +100F (-29C and +38C ).

Does this Kidde Hardwired Heat Detector interconnect with other alarms?

Yes, the Kidde Hardwired Heat Detector can interconnect with up to 24 detectors, they must be Kidde detectors with AC interconnect.

Does the Kidde Hardwired Heat Detector alert to slow rising temperatures or only to rapid rising temperatures?

The HD135F is a fixed temperature alarm and will activate at 1350F with tolerance. It does not have a rate of rise feature.

Does the Kidde Hardwired Heat Detector have to be hardwired or can you just use the battery?

Yes. The Kidde Hardwired Heat Detector is a hardwired product and should be connected as such in order to function properly.

Is this Kidde Hardwired Heat Detector UL certified?

Yes. The Kidde Hardwired Heat Detector has passed strict testing to meet UL 539 standards.

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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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Kidde HD135F Fyrnetics Hardwire Heat Detector with Battery Backup

Kidde HD135F Fyrnetics Hardwire Heat Detector with Battery Backup

Product ID: 254742550

Details

Brand
Kidde
Colour
White
Power source
Battery
Product dimensions
10.2D x 10.2W
Style
Compact

🔋9V battery backup for power outages

🔗Connects up to 24 units for full home coverage

🔥135°F heat detection threshold

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372148Fr

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Sold byAmazon CongoDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🔥 Stay ahead of danger with Kidde’s smart heat detection!

SMART LED INDICATORS - Dual LEDs provide real-time status updates—green for power, red for alarm conditions.
SEAMLESS CONNECTIVITY - Link up to 24 Kidde units for synchronized alerts across your entire property.
PRECISION HEAT SENSING - Detects dangerous temperatures above 135°F, protecting your home beyond smoke alarms.
UNINTERRUPTED PROTECTION - 9V battery backup ensures continuous operation even during power failures.
CERTIFIED SAFETY ASSURANCE - UL certified with compliance to NFPA and California Fire Marshal standards for trusted reliability.

The Kidde HD135F Fyrnetics Hardwire Heat Detector combines advanced heat sensing technology with a reliable 9V battery backup and the ability to interconnect up to 24 units. Designed for areas prone to false smoke alarms, it detects temperatures above 135°F and features dual LED indicators for clear status updates. UL certified and compliant with major safety standards, it offers professional-grade protection for your home or workspace.

Specifications

ASIN	B000P4YY8K
ASIN	B000P4YY8K
Alarm	Audible
Batteries	1 9V batteries required. (included)
Best Sellers Rank	#104,947 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #109 in Smoke Alarms
Brand	Kidde
Color	White
Compatible Devices	Up to 24 Kidde devices of which 18 can be initiating devices
Customer Reviews	4.7 4.7 out of 5 stars (1,032)
Customer reviews	4.7 4.7 out of 5 stars (1,032)
Date First Available	6 August 2012
Global Trade Identification Number	00025417841350
Is Discontinued By Manufacturer	No
Item Dimensions D x W x H	10.2D x 10.2W x 5.1H centimeters
Item Weight	295 Grams
Item model number	HD135F
Manufacturer	Kidde
Manufacturer	Kidde
Mfr Part Number	HD135F
Model Number	HD135F
Operating Humidity	95 percent
Power Source	Battery Powered
Product Dimensions	15.24 x 12.7 x 5.08 cm; 295 g
Product Style	Compact
Sensor Type	Carbon Monoxide Sensor
UPC	025417841350
Unit Count	1.0 Count

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TrustScore 4.5 | 7,300+ reviews

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The product exactly matches the description. Very satisfied with my purchase.

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