CARRIER Auto Limit Switch: Mfr Part # HH18HA499
CARRIER Replacement HVACR Controls, Switches & Thermostats. Specifications: Product Type: Limit Control.
SKU 3G-OTH-79492
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
Need installation or engineering help?
Ask a question
Product Description
CARRIER Replacement HVACR Controls, Switches & Thermostats. Specifications: Product Type: Limit Control.
Frequently Asked Questions
What is the CARRIER HH18HA499 auto limit switch used for?
The CARRIER HH18HA499 auto limit switch is a replacement HVACR control used to monitor and limit temperature in heating systems. It automatically shuts down the burner or fan if temperatures exceed safe levels, protecting equipment and preventing overheating in residential and commercial furnaces.
What are the specifications of the CARRIER HH18HA499 limit switch?
The CARRIER HH18HA499 is a limit control with manufacturer part number HH18HA499. It is designed as a direct replacement for Carrier HVAC systems. For exact electrical ratings and temperature settings, consult the original equipment manual or contact 3G Electric for technical support.
Where to buy the CARRIER HH18HA499 limit switch worldwide?
You can source the CARRIER HH18HA499 limit switch through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact our team for pricing and lead time on this replacement HVACR control.
How to install the CARRIER HH18HA499 auto limit switch?
To install the CARRIER HH18HA499, first disconnect power to the HVAC system. Remove the old limit switch and note wiring connections. Mount the new switch in the same location, reconnect wires per the wiring diagram, and restore power. Always follow local electrical codes and the manufacturer's instructions.
Used in
Common applications for CARRIERCARRIER Products
3G Electric supplies CARRIER replacement hvacr controls, switches & thermostats. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
