Robinair 45111 R134A Brass Manifold Review

Same as market sensors. Easy to use and accurate. Repairable, durable and reliable. I've been repairing cars for over 50 years, these are the best sensors for professional or DIY repairs.

Not the best quality but better than most junk on sale now. I used to have sensors that worked for years, but now you're lucky if they last a year. I've had this set for over a year now and it's still working. Most hoses are short lived. Robin Air has a solid reputation in the air conditioning industry.

They are suitable for casual use, but not suitable for use in the store. The sensors are made of plastic and are not very durable. I ended up replacing those hoses with my old snap-on head and I'm back in business. I needed new valves and for only a few dollars I bought the entire assembly and replaced the hoses and valves with my old set of gauges.

I had to look for a replacement. The high side coupler didn't pass quality control when it left the factory or something. The o-ring closest to the handle was pinched and sticking out halfway. Needless to say I lost some coolant when I plugged it in. I guess I should have researched everything a little more carefully before using them. Although I'm a bit confused by the plastic housings of pressure gauges. You would think Robinair would make them out of cheap metal or something other than…

I bought this because I thought it would be a better quality product than the much cheaper Harbor Freight. The joke was mine. The sensors are cheap looking plastic. The first time I used it, the red plastic handle broke. How does the handle break when you twist your hand? Bad design is the only guess I have. Ironically, this is one of the main reasons I chose it over the HF as it was a common complaint about this model. The second time I used it, the low-pressure terminal at the port leaked and