
CSRU3 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $25.99 | Condition is New – Open box, CPS CSRU3 5-2-1 Compressor Saver For 4-5 Tons 208-240V For Scroll Reciprocating, shipping cost = $6.95 | 99.9% |
![]() | $41.99 | Condition is New – Open box, 5-2-1 Compressor Saver CSRU3 Potential Relay Start 208-240v Only New Old Stock, shipping cost = $15.00 | ![]() |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $41.65 | Top Pick! Condition is New, 5-2-1 208/240VAC 270-324uF Compressor Saver Hard Start Capacitor Relay kit fo..., FREE SHIPPING | 100.0% |
![]() | $44.95 | Condition is New, 5-2-1 CSRU3 Compressor Saver Potential Relay & Hard Start Capacitor, for 4-5 Ton, FREE SHIPPING | ![]() |
![]() | $29.11 | Condition is New, 5-2-1 CSRU-3 Compressor Saver Hard Start Kit for 4 5 Ton A/C Units New NOS, shipping cost = $17.08 | 100.0% |
![]() | $39.30 | Condition is New, CPS CSRU3 5-2-1 Compressor Saver For 4-5 Tons 208-240V For Scroll Reciprocating, shipping cost = $12.50 | ![]() |
![]() | $44.99 | Condition is New, 5-2-1 CSRU3 Compressor Saver HD Potential Relay & Hard Start Capacitor, 4-5 Tons, shipping cost = $8.75 | 99.1% |
![]() | $54.95 | Condition is New, NEW CSRU3 Compressor Saver CSR U3 Hard Start by 5-2-1 for 4 to 5 Ton Systems, FREE SHIPPING | 100.0% |
![]() | $59.00 | Condition is New, 5-2-1 Compressor Saver CSRU3 Hard Start Capacitor For 4-5 Tons,New,Heavy Duty, shipping cost = $4.99 | 100.0% |
![]() | $58.50 | Condition is New, CSRU3 Compressor Saver CSR U3 Hard Start by 5-2-1 for 4 to 5 Ton Systems, shipping cost = $7.99 | 94.4% |
![]() | $65.00 | Condition is New, Compressor Saver CSR U1/2/3 Hard Start by 5-2-1 QTY:1-3, FREE SHIPPING | 100.0% |
![]() | $61.39 | Condition is New, 5-2-1 Compressor Saver Csru3 Compressor Saver, Potential Relay, Start, shipping cost = $5.00 | 99.8% |
![]() | $69.95 | Condition is New, 5-2-1 Compressor Saver CSRU3 Hard Start Capacitor For 4-5 Tons,New,Heavy Duty, shipping cost = $5.00 | 100.0% |
![]() | $76.95 | Condition is New, 5-2-1 Compressor Saver 4-5 Ton A/C Start Kit Relay Capacitor 208-240V 35A HVAC, FREE SHIPPING | 99.4% |
![]() | $78.74 | Condition is New, 1PC 5-2-1 CSRU3 Compressor Saver Potential Relay u0026 Hard Start Capacitor, shipping cost = $5.00 | 99.8% |
![]() | $84.05 | Top Pick! Condition is New, 5-2-1 Compressor Saver Hard Start Kit, 4-5 tons A/C Units, FREE SHIPPING | 98.6% |
![]() | $79.00 | Condition is New, CSRU3 Compressor Saver CSR U3 Hard Start by 5-2-1 for 4 to 5 Ton Systems, shipping cost = $7.99 | 100.0% |
![]() | $89.99 | Condition is New, CSRU3 Compressor Saver CSR U3 Hard Start by 5-2-1 for 4 to 5 Ton Systems, shipping cost = $15.10 | 98.9% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $10.00 | Condition is Used, Hard Start Kit: 5-2-1 CSRU3 Compressor Saver for 4 to 5 Ton Units (Capacitor), shipping cost = $8.75 | 100.0% |



The 5-2-1 CPS CSRU3 Compressor Saver Relay Capacitor is a vital component in maintaining the efficiency and longevity of your air conditioning system. This device is specifically designed to work with 5-2-1 compressor starters, making it an essential addition for many modern AC units.
The CSRU3 is a high-quality capacitor, manufactured to exacting standards to ensure reliable performance. It is constructed using durable materials, including a high-grade aluminum electrolytic capacitor, which is both lightweight and resistant to corrosion. This design ensures that the capacitor can withstand the harsh conditions often found in air conditioning systems, extending its lifespan and reducing the need for frequent replacements.
The capacitor's primary function is to provide the necessary energy surge required to start the compressor, ensuring a smooth and efficient start-up. By doing so, it helps to reduce the wear and tear on the compressor, prolonging its lifespan and improving the overall performance of your air conditioning system.
The CSRU3 Compressor Saver Relay Capacitor is easy to install, with clear and concise installation instructions included in the package. It is also designed to be compatible with a wide range of 5-2-1 compressor starters, making it a versatile and flexible solution for a variety of air conditioning systems.
In summary, the 5-2-1 CPS CSRU3 Compressor Saver Relay Capacitor is a high-quality, reliable, and easy-to-install component that can significantly improve the efficiency and longevity of your air conditioning system. By providing the necessary energy surge to start the compressor, it helps to reduce wear and tear, improve performance, and extend the lifespan of your AC unit.
Pros of buying a 5-2-1 CPS CSru3 compressor saver relay capacitor:1. Energy Efficiency: The capacitor can help improve the energy efficiency of your compressor by reducing the starting current required, which can lower your energy bills in the long run.
2. Extends Compressor Life: By reducing the wear and tear on the compressor motor, the capacitor can help extend the life of your compressor.
3. Reduces Noise: The capacitor can help reduce the noise level produced by the compressor, making it a quieter and more pleasant operating environment.
Cons of buying a 5-2-1 CPS CSru3 compressor saver relay capacitor:1. Cost: The capacitor may be more expensive than a standard capacitor, so it may require an initial investment.
2. Installation: Installing the capacitor may require some technical knowledge or the assistance of a professional, which may add to the cost.
3. Limited Compatibility: The capacitor may only be compatible with certain types of compressors, so it's important to check the compatibility before purchasing.
Conclusion:Overall, the 5-2-1 CPS CSru3 compressor saver relay capacitor can offer several benefits, including energy savings, extended compressor life, and reduced noise. However, it may require an initial investment and installation knowledge. If you have a compressor that is frequently starting and stopping or if you are looking to extend the life of your compressor, this capacitor may be a worthwhile investment.
Recommendation:Before purchasing, make sure to check the compatibility of the capacitor with your compressor. If it is compatible, consider the potential energy savings and extended compressor life, and weigh those benefits against the initial investment and installation requirements. If you are not comfortable with the installation process, it may be worth considering hiring a professional to install the capacitor.
Details:
Sold as pictured. 5-2-1 CSRU3 compressor saver relay capacitor new - old stock inventory item comes as shown and only includes what is in the photos, please look over prior to purchase 44. Some items may have slight cosmetic damage which is noted in the condition of part and can be seen pictures. Fully guaranteed.
specifications maxohvac:
- brand: 5-2-1 Cps
- mpn: Csru3
- type: Capacitor
- unit type: Unit
- country/region of manufacture: United States
- upc: 750377521300
payments maxohvac:
- credit card: american-express
- wallet: google-pay
- money order
seller maxohvac:
- city: kansas city, missouri
- # reviews: 511
- rating: 100.0%
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
returns maxohvac:
- method: money back
- time: 30 days
- paid by: seller
- policy: returns accepted
shipping maxohvac:
- class: standard
- type: fixed
- transit: 2-5 days
- service: standard
offer maxohvac:
- best offers: true
- availability: in stock
- started: april 10, 2024
- in stock #: 5
- sold #: 30
- prices: $10.00–$89.99
- item condition:
- New – Open box
- New
- Used
- options: ship-to-home
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