
HH18HA166 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $19.00 | Condition is New, NEW Carrier Factory Authorized Parts SW Temp ACT Switch HH 18HA 166, shipping cost = $6.07 | 100.0% |
![]() | $14.18 | Condition is New, OEM Carrier FAP Limit Switch HH18HA 138 (2) Pcs, shipping cost = $14.59 | 99.3% |
![]() | $18.38 | Condition is New, OEM Carrier FAP Limit Switch HH18HA 138 (2) Pcs, shipping cost = $14.59 | 99.3% |
![]() | $41.65 | Top Pick! Condition is New, Carrier HH18HA166 160F CO AUTO Limit Switch, FREE SHIPPING | ![]() |
![]() | $53.91 | Condition is New, Carrier 298693 HH18HA166 160F CO AUTO Limit Switch, FREE SHIPPING | 98.6% |
![]() | $51.95 | Top Pick! Condition is New, HH18HA166 Carrier 160F Co Auto Limit Switch OEM HH18HA166, shipping cost = $8.95 | 99.6% |

Product Name: Carrier Payne Bryant Limit Switch HH18HA166 (L160)
The Carrier Payne Bryant HH18HA166 (L160) limit switch is a crucial component in the heating, ventilation, and air conditioning (HVAC) system designed to ensure safe and efficient system operation. manufactured by Carrier's Payne Bryant brand, this switch is specifically engineered for L160 systems.
The HH18HA166 limit switch is engineered to monitor the temperature and position of the system's blower lincoln motor for proper functioning. It is designed as a secondary safety measure to prevent the motor from overheating and potentially damaging the system or causing fire hazards. The switch incorporates a thermal element that trips when the blower motor reaches a preset temperature, interrupting the power flow to the motor in turn.
The switch is also designed to monitor the position of the blower motor. It has two positions normal and high limit. In the normal position, the blower motor operates as usual. However, when the motor reaches its limit of safe operation for instance, during heavy heating or cooling demand the switch moves to the high limit position, disconnecting power to the motor to prevent damage.
The Carrier Payne Bryant HH18HA166 limit switch (L160) is designed with durability in mind, being constructed from high-quality materials that resist wear and corrosion. It is easy to install, replacing the old switch in a matter of minutes, and its clear, easy-to-understand labeling makes it simple to determine its position and operation at a glance.
Maintaining the HH18HA166 switch is effortless. The thermal component does not require periodic replacement, as it's self-resetting, while the mechanical contacts are designed to give long-lasting performance. Additionally, it is compatible with various Carrier factory-installed control packages, enabling homeowners to control their HVAC systems more effectively.
In summary, the Carrier Payne Bryant HH18HA166 (L160) limit switch is a must-have component for maintaining the safety and efficiency of L160 HVAC systems. Its reliable, sturdy construction, ease of use, and simplicity make it an essential addition to any home comfort system.
Pros and Cons of buying a Carrier Payne Bryant HH18HA166 Limit Switch
**Background:**Carrier Payne Bryant HH18HA166 is a limit switch designed for use in HVAC systems. It is important for temperature control and safety, ensuring that the air conditioner or heater does not operate outside safe temperature limits.
**Pros:**1. Temperature Control: This limit switch is designed to maintain temperature control in your HVAC system. It helps prevent the system from overheating in the summer and freezing in the winter, ensuring optimal system performance.
2. Durability: Carrier, a leading HVAC manufacturer, guarantees the quality and durability of this limit switch. The switch is known for its reliability and long lifespan, making it a worthwhile investment for HVAC system owners.
3. Safety: The HH18HA166 limit switch is crucial for safety. It prevents potential hazards such as compressor overheating and freeze-up damages, ensuring the overall safety of the system and the people using it.
**Cons:**1. Cost: The Carrier Payne Bryant HH18HA166 limit switch may come with a relatively higher price tag compared to some other limit switches on the market.
2. Requires Technical Expertise: Installing the limit switch might require the assistance of a professional HVAC technician, which could add to your overall cost. DIY installation is not recommended due to the complex wiring and precise temperature settings needed for proper functioning.
3. Compatibility: The HH18HA166 limit switch might not be compatible with all HVAC systems, so it is essential to verify its compatibility before purchasing.
**Conclusion:**While the Carrier Payne Bryant HH18HA166 limit switch might have a higher upfront cost, its durability, temperature control capabilities, and safety features make it a valuable investment for HVAC system owners. However, the requirement for professional installation and potential compatibility issues may limit its appeal to some. Before making a purchase, carefully consider your HVAC system and the potential benefits and drawbacks.
**Recommendation:**If you're experiencing concerns regarding temperature control in your HVAC system and prioritize safety and optimal performance, then the Carrier Payne Bryant HH18HA166 limit switch might be an excellent choice for you. On the other hand, if your primary focus is cost-effectiveness or if you have a less complex HVAC system, other limit switch options might be more suitable for your requirements. Always remember to verify compatibility and consider the cost of professional installation before purchasing.
Details:
The product is a Carrier Bryant Payne HH18HA166 limit switch with temperature rating of 160 degrees. This switch is a replacement for the old model HH18HA134 and designed to ensure safe operation of central heating systems by interrupting circuit if temperature exceeds set limit. It is compatible with various furnace model's from the mentioned brands. It features a manual reset high temp limit snap disc switch control style.
specifications centrafurn:
- brand: Carrier Payne Bryant
- mpn: Hh18ha166
- model: Hh18ha134
- type: Manual Reset High Temp Limit Snap Disc Switch
- temp: 160
- control style: Switch
offer centrafurn:
- availability: in stock
- options: ship-to-home
- sold #: 24
- in stock #: 5
- started: january 19, 2025
- prices: $14.18–$53.91
- item condition: New
payments centrafurn:
- other
- credit card: discover
- wallet: google-pay
general centrafurn:
- category: Home & Garden > Heating, Air > Cooling Systems > Central Furnaces
shipping centrafurn:
- Carrier: usps
- transit: 5-11 days
- service: usps ground advantage
- class: standard
- type: calculated
seller centrafurn:
- # reviews: 21
- city: brentwood, california
- rating: 95.7%
returns centrafurn:
- policy: no returns
Also Available:
- ICM275: CARRIER FAN BLOWER CONTROL BOX, Carrier
- BE161840GDD: TRANSFORMER CARRIER, Bryant Carrier Payne
- HK06WC070: PRESSURE CARRIER FURNACE SWITCH, Carrier
- HT01BC115-A: TRANSFORMER CARRIER, Bryant Carrier Payne
- 324806-753: CARRIER FURNACE DRAIN TUBE KIT, Fits Carrier Bryant Payne
- HC27CB121: INDUCER CARRIER BLOWER, Carrier
- 1012-940-J: CARRIER FURNACE CONTROL BOARD, Carrier
- HC52TQ145A: CARRIER BLOWER MOTOR, Fits Carrier Bryant Payne
- HC51TQ145: CARRIER FURNACE BLOWER MOTOR, Fits Carrier Bryant Payne
- HC46TQ113: CARRIER BLOWER MOTOR, Carrier
- 990-195: CARRIER IGNITOR, Carrier





