VTG VOGTEN 4.5 CFM AC Vacuum Pump and Gauge Set for R134a

The VTGVOGTEN 4.5 CFM AC Vacuum Pump and Gauge Set provides a comprehensive toolkit for servicing air conditioning systems. It handles evacuation and diagnostic tasks across mini splits, residential HVAC units, and automotive AC systems. Built with a 1/3 HP single-stage vacuum pump and a 4-way manifold gauge, this kit gives technicians and DIY mechanics the core hardware needed to evacuate and monitor refrigerant lines.

Performance centers on the 4.5 CFM flow rate, powered by a copper motor construction designed for dependable operation. The pump features an aluminum alloy casing that dissipates operational heat and resists chemical corrosion over extended use. Diagnostic readings are handled by the 4-way manifold gauge, which clearly displays temperature in Fahrenheit, pressure in psi, and refrigerant flow. A built-in top hook lets you hang the gauge directly on the workspace to keep your hands free.

Hose and adapter connectivity is versatile. The set comes with four 5-foot color-coded rubber hoses rated for 800 psi working pressure and 4000 psi burst pressure. Dedicated hoses manage high pressure, low pressure, filling, and vacuuming. Compatibility extends to R134a, R22, and R410a systems thanks to the included high and low pressure quick couplers, two 45-degree R410a adapters, one straight R410a adapter, and two R134a can taps that support both puncture-style and self-sealing cans.

Because this is a single-stage vacuum pump, users requiring multi-stage deep vacuum performance will need to look elsewhere. The package also packs numerous small accessories, including a leak detector, valve core wrench, screwdriver, and various brass fittings, all stored inside a thickened trifold case. The listing does not specify the exact pump weight or the oil capacity required for initial operation, so you will need to consult the included user manual before your first run.

Verdict: This VTGVOGTEN kit is an excellent, well-equipped package for DIYers and technicians working on automotive AC, residential HVAC, or mini split installations. It packs essential diagnostic and charging gear into a single portable case for straightforward field use.

• Pump Motor Power: 1/3 HP
• Flow Rate: 4.5 CFM (0.13 m³/m)
• Pump Stage: Single stage
• Motor & Body Materials: Copper motor, aluminum alloy casing
• Hose Length & Rating: 5 feet, 800 psi working pressure, 4000 psi burst pressure
• Refrigerant Compatibility: R134a, R22, R410a
• Adapters Included: 1/4 inch male to 1/2 inch female, two 45-degree R410A, one straight R410A (1/4 inch male to 5/16 inch female)
• Can Taps: Puncture-style and self-sealing R134a taps

A great fit if you:

• Need a complete evacuation kit for automotive AC, mini split, or HVAC repair
• Work with various refrigerants including R134a, R22, or R410a
• Want a 4-way gauge set with dedicated color-coded hoses and adapters included
• Prefer having all tools, fittings, and the pump stored in one trifold case

Consider something else if you:

• Require a dual-stage vacuum pump for specialized deep vacuum requirements
• Already own manifold gauges and only need a bare vacuum pump

What refrigerants can this set be used with?
The hoses and manifold gauge are compatible with R134a, R22, and R410a systems, making it suitable for automotive AC, mini splits, and standard HVAC work.

What adapters and can taps are included in the case?
The kit includes two R134a can taps (one puncture-style and one self-sealing), high and low pressure quick couplers, a 1/4 inch male to 1/2 inch female adapter, and three R410A adapters (two 45-degree and one straight from 1/4 inch male to 5/16 inch female).

What are the specifications of the rubber hoses?
The set includes four 5-foot color-coded rubber hoses designed with a working pressure of 800 psi and a burst pressure of 4000 psi.

What diagnostic readings does the manifold gauge provide?
The 4-way manifold gauge dial displays direct readings for temperature in Fahrenheit, pressure in psi, and refrigerant flow.