Carrier Flame Rollout Safety Switch HH18HA449

Carrier flame rollout safety switch P/N HH18HA449

Replaces P/N:  95-314681, 95-314683, HH18HA350, HH18HA351, 18HA250

Temperature actuated switch with manual reset button.  Commonly used as a rollout protection switch. If this switch trips the furnace will need the heat exchanger and flue thoroughly inspected and should not be operated until repairs are completed.

Shipping rate for continental United States.  Contact us for rates to other locations.

This switch is used in many models beginning with 320AAZ, 321AAZ, 330AAV, 373LAV, 376CAV, 383KAV, 395CAV, 398AAV, 398BAZ, 480BAV, 58DHC, 58PAV, 58RAV, 58SSC, 58SUA, 58SXB, 58SXC, 58TUA, 58VCA, 58VUA, 58WAV, 58ZAV, GB1AAV, GB3AAV, PG8DAA, 48N, 584A

Genuine Carrier parts

Shiping rate for continental United States

$27.00

Add to Cart:
Always Free Shipping
  • Model: HH18HA449
  • Manufactured by: Carrier
Ask a Question
We're currently collecting product reviews for this item. In the meantime, here are some reviews from our past customers sharing their overall shopping experience.
4.9
Out of 5.0
A graph showing this site's review totals.
Overall Rating
98%
of customers that buy
from this merchant give
them a 4 or 5-Star rating.
Verified Buyer
July 14, 2025 by Anthony O. (PA, United States)
“Great selection of parts from all kinds of manufacturers!!! Awesome! First stop when I need parts. Thank you!”
Verified Buyer
July 13, 2025 by Tim S. (United States)
“Product arrived in timely fashion and was in good condition.”
Verified Buyer
July 12, 2025 by Francis T. (United States)
“Very easy reorder”

Manufacturer Info

(image for) Carrier


Customers who bought this product also purchased...

(image for) Carrier Limit Switch HH19ZA130
Carrier Limit Switch HH19ZA130
$32.00
(image for) Carrier Inducer Control Board 313680-751
Carrier Inducer Control Board 313680-751
$196.00
(image for) Carrier Pressure Switch Kit 312829-751
Carrier Pressure Switch Kit 312829-751
$191.00