1. Other Hvac Parts For Sale
  2. sku: 17016107315393752
  3. HONEYWELL R8222D1158

HONEYWELL R8222D1158 Furnace Switching Relay

R8222d1158 Honeywell Furnace Switching Relay

( Brand: Honeywell ), ( Manufacturer Part Number: R8222D1158 )

Review HONEYWELL Furnace Switching Relay

The **Honeywell R8222D1158 Furnace Switching Relay** is a high-performance, precision-engineered component designed to serve as a critical interface between your HVAC system s control board and the furnace s ignition or blower motor circuits. Built to Honeywell s rigorous standards, this relay is engineered for reliability, efficiency, and seamless integration into residential and light-commercial heating systems. Its robust construction features a **normally open (NO) contact configuration**, allowing it to handle the high inrush currents typical of furnace motors while maintaining a clean, dry switching action that minimizes wear and extends the lifespan of both the relay and connected components. The relay is constructed with **high-quality, temperature-resistant materials**, ensuring stable operation even under fluctuating thermal conditions, which is particularly important in environments where furnaces cycle frequently or operate near capacity. Its **low contact resistance** and **fast switching speed** make it ideal for applications requiring precise control, such as modulating gas valves, blower motors, or auxiliary heat strips, where consistent performance directly impacts energy efficiency and system longevity. The R8222D1158 is also designed with **overload protection** in mind, featuring a **spiral spring mechanism** that prevents welding of contacts under sustained high loads, reducing the risk of system failures caused by arcing or short circuits. This relay is compatible with Honeywell s **R8222 series control boards**, making it a straightforward replacement for failed relays in existing systems, or a dependable addition to new installations where space and performance are priorities. Whether installed in a forced-air gas furnace, a hybrid heat pump system, or a dedicated auxiliary heating setup, the R8222D1158 delivers the durability and precision needed to maintain optimal HVAC performance while minimizing maintenance demands. Its compact yet sturdy design ensures easy installation on standard control board mounting rails, and its **long-term reliability** makes it a trusted choice for technicians and homeowners seeking a dependable solution for their heating systems.

**Pros and Cons of buying a Honeywell R8222D1158 Furnace Switching Relay**

The Honeywell R8222D1158 is a high-quality switching relay designed for use in furnace control systems, particularly in Honeywell s line of thermostats and HVAC equipment. Below is a detailed breakdown of its advantages and disadvantages.

### **Pros**

1. **High Compatibility** This relay is specifically engineered to work seamlessly with Honeywell s thermostats, including models like the RTH7650, RTH8580, and others. It ensures proper communication between the thermostat and furnace, reducing the risk of misfires or control issues.

2. **Reliable Performance** Honeywell is a well-established brand known for durable and dependable HVAC components. The R8222D1158 is built to handle frequent switching cycles without overheating or failing prematurely, making it a long-term investment.

3. **Low Voltage Operation** The relay operates at low voltage (typically 24V AC), which minimizes electrical hazards and reduces wear on the furnace s internal components compared to higher-voltage relays.

4. **Easy Installation** Designed for straightforward replacement, it fits standard furnace control circuits. Many users report that swapping it out takes less than an hour, especially if the original relay was failing.

5. **Energy Efficiency** Since it properly engages the furnace s ignition system, it helps maintain optimal heating performance, which can indirectly improve energy efficiency by preventing unnecessary cycling or misfires.

6. **Widely Available** As a Honeywell part, it is stocked by many HVAC suppliers, online retailers, and hardware stores, making it easy to replace if needed.

7. **Reduces Furnace Wear** A properly functioning relay prevents excessive electrical arcing, which can damage furnace contacts over time. This extends the lifespan of both the relay and the furnace itself.

### **Cons**

1. **Cost** Compared to generic or aftermarket relays, the Honeywell R8222D1158 is more expensive. Prices typically range between $30 and $60, depending on the retailer. For budget-conscious buyers, this may be a drawback.

2. **Limited Use Beyond Honeywell Systems** While it works well with Honeywell thermostats, it may not be compatible with non-Honeywell systems unless they use a similar control protocol. This restricts its versatility.

3. **Potential for Counterfeit Parts** Due to its popularity, some sellers may offer counterfeit or low-quality replicas. Buyers should purchase from reputable sources (e.g., official Honeywell distributors, Amazon, or trusted HVAC supply companies) to avoid performance issues.

4. **Requires Basic Electrical Knowledge** While installation is relatively simple, those unfamiliar with furnace wiring or electrical systems may need professional assistance. Incorrect wiring can lead to safety hazards or further damage.

5. **Replacement May Still Be Needed** Like all mechanical/electrical components, relays eventually wear out. The R8222D1158 is durable, but it is not indestructible and may need replacement after several years of use, depending on usage conditions.

6. **No Built-in Diagnostics** Unlike some modern thermostats, this relay does not provide diagnostic feedback. If it fails, troubleshooting may require testing with a multimeter or consulting service manuals.

### **Conclusion**

The Honeywell R8222D1158 is a high-quality, reliable relay that is an excellent choice for furnace systems using Honeywell thermostats. Its compatibility, durability, and ease of installation make it a strong option for those experiencing relay-related issues. However, its higher cost and limited compatibility with non-Honeywell systems may deter some buyers. If you are working with a Honeywell system and need a dependable replacement, this relay is a solid investment. For those on a tight budget or using non-Honeywell equipment, exploring generic alternatives (while ensuring proper compatibility) might be a more cost-effective solution.

### **Recommendation**

If you are experiencing symptoms such as:

- Furnace not igniting despite the thermostat calling for heat,

- Intermittent heating,

- A clicking but non-igniting furnace,

- A faulty or burned-out relay in your Honeywell system,

then the **Honeywell R8222D1158 is the recommended replacement**. Purchase it from a trusted supplier to avoid counterfeit parts, and if unsure about installation, consult an HVAC professional. For non-Honeywell systems, verify compatibility before purchasing, as a mismatched relay could cause further damage. Overall, this relay is a dependable choice for maintaining efficient furnace operation.

Details:

Its easier than you think!, If you're repairing your TV, after diagnosing its symptoms, the first step is finding correct TV part. Whatever you want. We demand quality. Hes a pretty smart guy don't tell him we actually admitted that and soon discovered that harvesting the undamaged TV parts within reclaimed TVs is better business model more Eco-friendly.

With its robust construction and compatibility with various furnace model's, the Honeywell R8222D1158 is an essential part for maintaining a comfortable home environment. Let's start your repair journey today. We seek compatibility's. Manufacturer Part Number: R8222D1158, Visible R8222D, R8222D1158.

Honeywell R8222D1158 Furnace Switching Relay: Introducing the Relay, a reliable component for your HVAC system. Each of our appliance parts also gets inspected multiple times.

part #: r8222d1158 price

  • $39.89

specifications hvaapa:

  • brand: Honeywell
  • mpn: R8222d1158

payments hvaapa:

  • credit card: Visa
  • other
  • wallet: Google-pay

shipping hvaapa:

  • carrier: USPS
  • cost: $0.00
  • transit: 3-6 Days
  • class: Standard
  • service: USPS First Class
  • type: Calculated

general hvaapa:

  • HVAC Refrigeration > HVAC Refrigeration: Parts Accessories > HVAC Refrigeration: Controls Circuit Boards
  • condition: Used

seller hvaapa:

  • city: Burnsville, Minnesota
  • # reviews: 93753
  • rating: 99.0%

offer hvaapa:

  • availability: In Stock
  • sold: 0
  • options: Ship-to-home
  • quantity: 1
  • started: March 6, 2026

returns hvaapa:

  • policy: Returns Accepted
  • time: 30 Days
  • method: Money back
  • paid by: Buyer
category: business & industrial > hvac refrigeration > hvac refrigeration: parts accessories > hvac refrigeration: controls circuit boards, sku: 17016107315393752,
Honeywell R8222D1158 Is Similar To:
hvaapa logo
1 offer $39.89 USD
  • Used. Offer #1 priced at $39.89 + $0.00 shipping estimate = $39.89* total. Part Number: Manufacturer Part Number: .FREE SHIPPING

Copyright © hvaapa.com