WESTINGHOUSE 2840A17G01 Qto Tirac Card

( Brand: Westinghouse ), ( Manufacturer Part Number: 2840A17G01 ), ( Type: Circuit Board )

Review WESTINGHOUSE Qto Tirac Output Card

The **Westinghouse 2840A17G01 QTO Tirac Card** is a high-performance, modular component designed specifically for advanced control and protection applications in industrial and commercial electrical systems, particularly within Westinghouse s line of medium-voltage power circuit breakers and switchgear. This **Quad Throw Overcurrent (QTO) Tirac Card** serves as a critical interface between the breaker s mechanical and electrical systems, enabling precise tripping and fault detection while ensuring seamless integration with the breaker s control logic. Engineered for reliability and durability, the card features a robust, high-precision design that supports both **time-overcurrent (TOC) and instantaneous overcurrent (IOC) protection**, making it ideal for environments where rapid fault clearance and system stability are paramount. Its **quad-throw configuration** allows for versatile tripping control, accommodating multiple independent trip coils or auxiliary devices, which enhances flexibility in system design and reduces dependency on external relays. The card incorporates **solid-state electronics** for superior response times and minimal wear, ensuring consistent performance even under extreme operating conditions, such as high ambient temperatures or frequent cycling. Compatible with Westinghouse s **PowerLogic** and other advanced control platforms, the 2840A17G01 integrates seamlessly with SCADA systems, enabling remote monitoring, diagnostics, and predictive maintenance capabilities. Built to meet stringent industry standards, including **IEEE, ANSI, and NEMA** requirements, this component is engineered for long-term reliability, offering a mean time between failures (MTBF) that exceeds industry benchmarks. Whether deployed in **substation automation, industrial power distribution, or renewable energy systems**, the Westinghouse 2840A17G01 QTO Tirac Card delivers uncompromising protection, efficiency, and operational resilience, making it a cornerstone for modern electrical infrastructure.

### **Pros and Cons of buying a Westinghouse 2840A17G01 QTO Tirac Card**

1. **Compatibility with Westinghouse Furnaces** This Tirac card is specifically designed for Westinghouse gas furnaces, ensuring seamless integration without compatibility issues.

2. **Modulating Control** The "QTO" designation indicates it supports modulating gas valves, which improve efficiency by adjusting flame intensity based on demand rather than operating at full capacity.

3. **Energy Efficiency** Modulating systems reduce energy waste by matching heating output to actual needs, potentially lowering utility bills.

4. **Modern Control Features** The card likely supports advanced diagnostics, troubleshooting, and compatibility with smart thermostats (depending on furnace model).

5. **OEM Replacement Part** As an original equipment manufacturer (OEM) part, it meets Westinghouse s quality and performance standards, reducing the risk of premature failure.

6. **Widely Available** Being a common Westinghouse component, it is relatively easy to source from authorized dealers or online suppliers.

7. **Potential Longevity** If installed correctly, this card can last the lifespan of the furnace, avoiding repeated replacements.

1. **Cost** Replacement Tirac cards can be expensive, often ranging from $100 to $300 or more, depending on the supplier and whether it s new or refurbished.

2. **Installation Complexity** Replacing the card may require technical expertise, especially if wiring or programming adjustments are needed. DIY installation could void warranties or cause malfunctions.

3. **Limited Lifespan** Like all electronic components, Tirac cards can fail over time due to wear, electrical surges, or manufacturing defects.

4. **Compatibility Risks** While designed for Westinghouse furnaces, mismatched models or incorrect wiring could lead to operational issues or safety hazards.

5. **Dependence on Furnace Health** If the furnace itself is aging or has other failing components (e.g., gas valve, ignition system), replacing just the Tirac card may provide temporary relief but not a permanent fix.

6. **Potential for Counterfeit Parts** Purchasing from unapproved sellers risks receiving fake or low-quality parts that fail quickly.

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### **Conclusion**

The **Westinghouse 2840A17G01 QTO Tirac Card** is a reliable and efficient replacement for compatible Westinghouse furnaces, offering improved control and energy savings. However, its high cost, installation challenges, and dependency on other furnace components must be considered. If your furnace is otherwise in good condition and the card is needed for modulating functionality or diagnostics, it is a worthwhile investment. That said, if the furnace is old or has multiple issues, evaluating a full replacement may be more cost-effective in the long run.

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### **Recommendation**

1. **Verify Compatibility** Confirm that this exact part number matches your furnace model (check the furnace label or consult Westinghouse documentation).

2. **Purchase from Authorized Sources** Buy from Westinghouse-approved dealers, HVAC supply companies, or reputable online retailers to avoid counterfeit parts.

3. **Professional Installation** If unsure about wiring or programming, hire a licensed HVAC technician to install the card to ensure safety and proper functionality.

4. **Consider Furnace Lifespan** If the furnace is over 15 20 years old or has frequent issues, weigh the cost of the Tirac card against the potential benefits of a new, energy-efficient unit.

5. **Check Warranty** Ensure the card has a warranty (if applicable) and that your furnace s warranty isn t voided by the replacement.

6. **DIY vs. Professional Repair** If comfortable with basic electrical work and furnace troubleshooting, you may attempt the replacement yourself. Otherwise, professional help is advisable.

**Final Verdict:** If the Tirac card is the root cause of your furnace s issues and the furnace is otherwise healthy, replacing it is a practical solution. However, if the furnace is aging or unreliable, prioritize a full system upgrade for long-term savings and performance.

Details:

R2v3 Functionality:Key Function Tested. Features Details Fast and Free Shipping You're already purchasing the item. Item shows signs from regular use. Condition: Item in good condition.

No questions asked. Type:OUTPUTBOARD. WESTINGHOUSE 2840A17G01 QTO TIRAC OUTPUT CARD: Item Specifics. Model: 2840A17G01.

Brand: WESTINGHOUSE. Included with this Listing. MPN:2840A17G01. Rest assured that you're getting a good deal when purchasing with us.

part #: 2840a17g01 prices

• $67.50-$299.99

specifications sensoindustria:

• brand: Westinghouse
• mpn: 2840a17g01
• type: Circuit Board

shipping sensoindustria:

• cost: $0.00
• class: Standard
• type: Fixed
• service: Standard
• transit: 3-9 Days

general sensoindustria:

• condition: Used
• PLCs HMIs > PLC Peripheral Modules > PLC Input Output Modules

payments sensoindustria:

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

returns sensoindustria:

• policy: Returns Accepted
• method: Money back
• time: 30 Days
• paid by: Buyer

offer sensoindustria:

• sold: 0
• availability: In Stock
• best offers: True
• quantity: 2
• options: Ship-to-home
• started: February 18, 2026

seller sensoindustria:

• city: Houston, Texas
• rating: 99.6%
• # reviews: 4138

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