✔️ BUILT FOR R1234YF TANKS – 1/2" ACME female LEFT-HAND thread matches R1234yf recovery/charging tank ports and prevents cross-connection. ✔️ 14 MM LOW-SIDE INTERFACE – Opposite end accepts 14 mm low-side R1234yf couplers for fast, repeatable hookups. ✔️ SERVICE-READY DESIGN – Ideal for recovery, evacuation, and charging connections on modern R1234yf systems. ✔️ ROBUST, PRECISION-MACHINED – Engineered for daily shop use with consistent sealing and fit. ✔️ SPACE-SAVING STRAIGHT BODY – Low-profile geometry helps reduce interference around the tank valve. ✔️ U.S.-BASED SUPPORT – Backed by Mastercool’s responsive technical assistance

Overview
The Mastercool 69843-29-04 R1234yf Low-Side Tank Adapter Assembly makes it easy to connect an R1234yf recovery/charging tank to low-side R1234yf couplers. It features a 1/2" ACME female left-hand tank thread and a 14 mm low-side interface, delivering a secure, leak-resistant connection for service operations.

Key Features
• 1/2" ACME female left-hand thread for R1234yf tanks
• 14 mm interface for low-side R1234yf couplers
• Straight, compact profile for tight spaces
• Precision-machined construction for durability
• Supports efficient, repeatable service connections

Why Mastercool
Mastercool supplies professional A/C service tools and accessories for today’s vehicles. Our U.S.-based support team stands behind every product.

Technical Specifications
• Tank side: 1/2" ACME female, left-hand (R1234yf)
• Coupler side: 14 mm low-side R1234yf interface
• Style: Straight adapter; assembly as shown