The Yellow Jacket 41442 is a Low-side coupler that interfaces with R1234y service ports. The coupler features a 12mm female thread and is quick and easy to connect/disconnect. SAE J639, J2888, and J2911 certified.
| Model |
Description |
| 41441 |
High-side x 12mm, R1234y coupler |
| 41442 |
Low-side x 12mm, R1234y coupler |
