Ultimate Hi-Flow Core Depressor Tool - precision engineered vacuum and pressure rated core depressor tool for HVAC/R service. Easily enabling safe and controlled valve core depression on Schrader fittings. Ideal when charging, recovering or servicing refrigerant systems and minimising refrigerant loss, protecting equipment and removing the risk of user frost burns. Also available in 5/16" version (JAV-1607)

Key Features & Benefits
Accurate Core Control – Smooth, precise core depression for negligible refrigerant loss while eliminating the risk of user frost burn.
Vacuum & Pressure Rated – Reliable under deep vacuum and highpressure conditions. (20 microns)
Low-Loss Side Port – Connect gauges or hoses with negligible discharge for diagnostics and charging.
Durable Build – High-quality aluminium, brass, and HNBR seals for long-term reliability.
Compact Design – Ideal in tight spaces.

Specification

• JAV-1606 - 1/4” flare connections for Schrader valve and service hose attachment.
• JAV-1607 - 5/16” flare connections for Schrader valve and service hose attachment.
• Vacuum Rating Deep vacuum capable (20 microns)
• Maximum Safe Working Pressure High-pressure rated (up to 800 psi/55 bar) -
  safe for higher-pressure refrigerants R32/R410a
• High-quality O-rings / back-seat seals compatible with modern refrigerants (HFC,
  HFO, A2L, A3)
• Aircraft-grade aluminium - for strength, corrosion resistance, and longevity