1 / 7PB Motor Tech 4.5 CFM Vacuum Pump and R1234yf Manifold Gauge Kit
PB Motor Tech BMT: PB Motor Tech’s 4.5 CFM vacuum pump kit pairs a single-stage pump with a three-way manifold gauge described for R1234yf systems. It also claims a leak detector and service accessories, though pump oil must be supplied separately.
At a glance
- Three-way manifold gauge is described as designed for R1234yf AC systems only.
- Pump is specified at 4.5 CFM and 1/3 HP, with a 110V/60Hz listing.
- The kit description names a leak detector, quick adapters, can tap, hoses and storage items.
- The listing says vacuum pump oil is not provided and must be prepared separately.
Often bought together
Pros and cons
Pros
- Combines a vacuum pump and R1234yf-focused three-way gauge in one service kit.
- Color-coded pressure hoses are described for distinguishing high-pressure, low-pressure and charging lines.
- The listing claims a leak detector and R1234yf quick couplers as part of the tool set.
Cons
- Vacuum pump oil is not included, so it must be obtained separately before use.
Technical specifications
15 specifications| Brand | PB Motor Tech BMT |
|---|---|
| Model | PB-B00C |
| Free air displacement | 4.5CFM |
|---|---|
| Power | 1/3HP |
| Voltage and frequency | 110V/60Hz |
| Ultimate vacuum | 5Pa |
| Oil capacity | 225mL |
| Inlet port | 1/4"-3/8" |
| Working pressure | 600PSI |
|---|---|
| Burst pressure | 3000PSI |
| Hose length | 59” (150cm) |
| Hose diameter | 1/4” |
| Gauge diameter | φ68mm |
| Dimensions listed | 16.5 x 11.6 x 12.8 inches |
|---|---|
| Weight listed | 21 pounds |
What to know before buying
Listing details to confirm
Listing details are inconsistent: hoses are described as 48 inches in the feature text but 59 inches (150cm) in the specifications, and pump inlet connections are given as 1/4 in. SAE and 1/2 in. ACME in one section but 1/4 in. and 3/8 in. SAE in another. Confirm the selected kit's hose length and connections. The gauge is described as R1234yf-only, while broader application language also mentions household air conditioning. Confirm refrigerant and system compatibility before purchase.
What’s in the box
- Three-way manifold gaugeIncluded
- Three hosesIncluded
- Manifold gauge caseIncluded
- Leak detectorIncluded
- R1234yf quick couplersCheck selected pack
- R1234yf puncture can tapCheck selected pack
- Teflon tapeCheck selected pack
- Pair of glovesCheck selected pack
- Storage bagCheck selected pack
- Vacuum pump oilNot included
Check which accessories are included in your selected pack before buying.
Who is it for?
A good fit for
- Automotive AC maintenance involving R1234yf systems, where a combined pump, gauge and claimed leak detector are useful.
- Buyers who have access to a 110V/60Hz supply and can source vacuum pump oil separately.
Less suited to
- Those who need a gauge explicitly confirmed for refrigerants other than R1234yf.
- Those who require included pump oil or need confirmed hose length and inlet fittings before buying.
Customer reviews on Amazon
- 5 stars
57% 57% - 4 stars
17% 17% - 3 stars
17% 17% - 2 stars
3% 3% - 1 star
6% 6%
Customer feedback is mixed on functionality, quality and value. That uncertainty matters because the kit's usefulness depends on the pump and gauge working reliably during AC service. Aggregate ratings lean positive overall but include a notable spread across rating levels, so they do not establish consistent performance.
Mixed feedback
- Customers express mixed views about the pump's functionality.
- Feedback on product quality is mixed.
- Feedback on value for money is mixed.
Frequently asked questions
Is vacuum pump oil included?
No. The listing says vacuum pump oil is not provided and needs to be obtained separately.
Which refrigerant is the manifold gauge designed for?
The gauge is described as designed for R1234yf AC systems only. The listing also makes broader household air-conditioning claims, so confirm compatibility for your system.
How long are the hoses?
The listing conflicts: one feature states 48 inches, while the specifications state 59 inches (150cm). Check the selected listing before purchase.
What power supply does the pump specify?
The specifications state 110V/60Hz and 1/3HP.
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