







🛠️ Power your HVAC projects with precision and reliability!
The ST Shengtuo Valve Core pack includes 50 high-pressure valve cores compatible with R22, R32, and R410 refrigerants. Featuring a durable Teflon seal, these cores meet AHRI-720 standards, ensuring leak-proof, reliable performance in refrigeration and air conditioning systems. Ideal for professionals seeking bulk supply and universal fit, this pack supports efficient maintenance and installation with trusted quality assurance.





| Manufacturer | ST shengtuo |
| Brand | ST shengtuo |
| Model | 50PCS Valve Core R22,R410,R32 |
| Package Dimensions | 14.8 x 12.4 x 0.4 cm; 48 g |
| Item model number | 50PCS Valve Core R22,R410,R32 |
| Manufacturer part number | ST00203 |
| Item Weight | 48 g |
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