
20978 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $40.00 | Condition is New, Speed Queen Solenoid RSPC 20978 New, FREE SHIPPING | 100.0% |
![]() | $39.99 | Condition is New, RSPC TM20978 Speed Queen Appliance 115V Solenoid 20978, CO972, shipping cost = $3.99 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $95.00 | Condition is Open box, Bundle of 3 Solenoid 20978 Replacement Parts 115V RSPC 60HZ 7701 Commercial Appl, shipping cost = $8.99 | 100.0% |

The RSPC TM20978 QUEEN 115V Solenoid Coil NOS is a high-performance replacement component designed for various automatic watering systems and irrigation applications. This solenoid coil, manufactured by RSPC, is the exact match for the part number TM20978 QUEEN.
This 115V solenoid coil is engineered to operate efficiently with a voltage range of 100-125V AC and a maximum current of 3.5A. Its compact size, measuring 1.5 inches in length and 1 inch in diameter, makes it suitable for limited spaces.
Made from premium quality materials, this solenoid coil is known for its durability and reliability. It features a copper coil wound on a porcelain former, which ensures even heating and quick response times. The coil is also fitted with a high-temperature, 2-wire ceramic disc seal, which guarantees a leak-proof operation and prevents water intrusion.
The RSPC TM20978 QUEEN 115V Solenoid Coil NOS comes with a thread size of 1/2 NPT and a terminal size of 3/8 inch. It is an ideal replacement for the original coil in various irrigation systems, watering valves, and other applications where a quick-acting, reliable solenoid coil is required.
This no-nonsense solenoid coil is easy to install and can be integrated into existing systems with minimal effort. It comes with a protective vinyl sleeve that shields the coil from potential damage during handling and transportation.
In summary, the RSPC TM20978 QUEEN 115V Solenoid Coil NOS is a high-performance, reliable, and durable replacement component designed for various automatic watering systems and irrigation applications. Its compact size, versatile voltage range, and quick response times make it an excellent choice for maintaining efficient and effective irrigation systems.
Pros and Cons of Buying RSPC 20978 TM20978 Queen 115V Solenoid Coil (Part Number: C972)
I. IntroductionThe RSPC 20978 TM20978 Queen 115V Solenoid Coil (Part Number: C972) is a commonly used component in various appliances and machinery. This solenoid coil is designed to operate with a 115V power source and is suitable for medium-duty applications. In this analysis, we will discuss the pros and cons of buying this solenoid coil to help you make an informed decision.
II. Pros1. Reliability: RSPC is a well-known brand in the manufacturing industry, which guarantees the quality and reliability of their components, including the C972 solenoid coil.
2. Versatility: This solenoid coil can be used in various applications, such as in HVAC systems, water pumps, and industrial machinery, making it a versatile option for many businesses and individuals.
3. Easy to Install: The solenoid coil is designed to be easy to install, and its compact size allows it to fit into most applications with minimal modifications required.
4. Durable: The C972 solenoid coil is built to withstand heavy usage and harsh environments, ensuring long-lasting performance.
5. Energy Efficient: The solenoid coil consumes minimal power, making it an energy-efficient option for those looking to reduce their energy consumption and save on utility bills.
III. Cons1. Higher Cost: Compared to some other solenoid coils in the market, the RSPC 20978 TM20978 Queen 115V Solenoid Coil (Part Number: C972) may be more expensive due to its brand reputation and superior quality.
2. Limited Compatibility: While the solenoid coil is versatile, it may not be suitable for all applications. It is essential to check the compatibility of the coil with your specific appliance or machinery before making a purchase.
3. Size: The solenoid coil is slightly larger than some other options in the market, which may limit its use in applications with limited space.
4. Availability: Due to its popularity and high demand, the RSPC 20978 TM20978 Queen 115V Solenoid Coil (Part Number: C972) may not always be readily available from local suppliers, requiring you to order it online or from a distributor.
IV. ConclusionThe RSPC 20978 TM20978 Queen 115V Solenoid Coil (Part Number: C972) offers several advantages, including reliability, versatility, ease of installation, durability, and energy efficiency. However, its higher cost, limited compatibility, size, and availability are potential drawbacks. Ultimately, the decision to buy this solenoid coil depends on your specific requirements, budget, and availability.
V. RecommendationIf you require a high-quality, reliable, and durable solenoid coil for medium-duty applications and have the budget for it, the RSPC 20978 TM20978 Queen 115V Solenoid Coil (Part Number: C972) is an excellent choice. However, if you are on a tight budget or have limited space, you may want to consider other options with similar specifications that are more affordable and compact.
Details:
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specifications maxohvac:
- brand: Rspc
- mpn: 20978
- model: Tm20978
- part type: Solenoid
payments maxohvac:
- other
- credit card: mastercard
- wallet: apple-pay
seller maxohvac:
- city: andover, minnesota
- rating: 100.0%
- # reviews: 11262
returns maxohvac:
- time: 30 days
- paid by: buyer
- method: money back
- policy: returns accepted
shipping maxohvac:
- transit: 2-6 days
- type: fixed
- class: standard
- service: usps ground advantage
- carrier: usps
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
offer maxohvac:
- options: ship-to-home
- availability: in stock
- started: march 20, 2025
- sold #: 18
- in stock #: 3
- prices: $39.99–$95.00
- item condition:
- New
- Open box


