The Mastercool 3664 A/C Charging Adapter Kit is a purpose-built refrigerant service accessory designed to facilitate safe and efficient charging operations on automotive and light-duty A/C systems. Featuring a durable blue refrigerant hose, a brass shut-off valve with a red T-handle for precise flow control, and a quick-connect coupler fitting, this kit provides reliable connectivity between charging equipment and system service ports. The robust brass construction ensures long-lasting performance under the demands of professional refrigerant service environments.
Features
Blue refrigerant hose for clear identification and flexible routing during service
Brass shut-off valve with red T-handle for easy manual flow control
Quick-connect coupler fitting for fast, secure attachment to A/C service ports
Durable brass fittings provide corrosion resistance and long service life
Specifications
Brand: Mastercool
Part Number: 3664
Product Type: A/C Charging Adapter Kit
Hose Color: Blue
Valve Type: Brass shut-off valve with T-handle
Fitting Type: Quick-connect coupler
Shipping
- We will usually ship your order in 1 to 2 business days! Orders purchased before 2:00 pm EST may be shipped the same day.
- Your order must have a subtotal of $199 or more to be eligible for free shipping.
- The delay of your order will depend on your location and from which warehouse your order is shipped from. We will always ship your order from the closest available warehouse. Based on our experience, we estimate the transit time to be between 1 to 3 business days across Canada (excluding NWT, Yukon and Nunavut) and 2 to 5 business days to USA.
- All orders will be shipped from Canada.
- You may pick up your order at one of our warehouses, Monday to Friday, from 8 am to 5 pm. Pickup orders are usually ready within 4 hours.
Returns
We are offering a 30-day money-back guarantee!
If you are not satisfied with your purchase within 30 days of receiving the product, you can ship it back to us for a refund or exchange.
Before returning the item, kindly send us a request using the Self-Serve Return option or contact our customer support team to get your return authorization. You may contact us by email at support@mprtools.com, phone at 1-800-905-0410, or chat through our website. We are available Monday to Friday from 8 am to 5 pm ET.
We want to guarantee your experience with us will be outstanding. Here are just a few of the reasons why mprtools.com is the go-to company to get your tools from:
1-Year Price Match Guarantee
We work very hard to ensure we offer the absolute best prices online. If you find it at a lower price somewhere else within 365 days of purchasing, please message us, and we’ll credit you back the difference right away.
30-Day Money-Back Guarantee
It's our duty to provide superior quality tools you can trust to get the job done. If you're not fully satisfied with your order, you can request a return for a complete reimbursement.