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2025 Upgraded 5-to-1 CSRU2 Compressor Saver for 3/12 to 5 Ton Units

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$27.99

$ 12 .99 $12.99

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  • ▼ Five Two One Inc Csru2 Kit - helps boost your compressor during start-up. During start-up, your AC unit uses five to ten times more power than it does when it’s running. Over time, the heat produced during start-up damages the compressor, capacitor, and terminals, reducing the product life of your AC unit. Faster start-up = less damage and longer lifespan.
  • ▼ The Cps 5 2 1 Csru2 Capacitor utilizes a strong multi-facet starting capacitor and a smart switch to give your blower the improvement it requires to start up rapidly, more reliably, draw less power. The CSR-U2 exact equivalent part works with 3.5 to 5-ton AC units. Larger units require a larger capacitor.
  • ▼ The 521 Csru2 Kit offers several benefits, including extended compressor life, improved energy efficiency, and reduced energy consumption.By reducing the amount of time and energy required to start the compressor, the kit can help to prolong the life of the compressor and other components in the air conditioning system.
  • ▼ Csru2 Compressor Saver - The voltage floods or spikes can be extremely harming to HVAC units, shortening the life of the compressor and diminishing its efficiency.
  • ▼ Package Includes: A Set of AC Hard Start Kit.


How to replace a CSRU2 CSR-U2 AC Hard Start Kit:
▼ Turn off the power to the air conditioner unit. You can do this by switching off the breaker in your electrical panel or disconnecting the electrical plug
▼ Locate the hard start kit on your air conditioner unit. It is usually located near the compressor and consists of a small metal box with wires coming out of it
▼ Disconnect the wires from the old hard start kit. Make note of which wires go where so you can connect the new kit correctly. It is also a good idea to take a photo or make a diagram for reference
▼ Remove the old hard start kit from the air conditioner unit. Depending on the type of kit you have, you may need to unscrew it from the compressor or simply pull it out of a clip
▼ Install the new hard start kit in the same location as the old one. Make sure it is securely in place and connected to the compressor
▼ Connect the wires to the new hard start kit according to your notes or diagram. Double-check that they are connected to the correct terminals
▼ Turn the power back on to the air conditioner unit and test it to make sure it is working properly