3.5 CFM Rotary Vane Vacuum Pump 1 by 4 HP for HVAC AC Refrigerant R410a and R134a Systems

Name: 3.5 CFM Rotary Vane Vacuum Pump 1 by 4 HP for HVAC AC Refrigerant R410a and R134a Systems
Brand: Inspire Essentials
SKU: BM9LJ8JBSK
Price: 322.95 USD
Availability: InStock

$322.95

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Returns

We accept returns within 30 days of delivery. Items must be unworn, unwashed, and returned with original tags attached.

Care Instructions

To preserve the beauty of your dress, we recommend gentle hand washing or dry cleaning. Do not bleach. Hang or lay flat to dry. Steam or iron on low heat if needed.

Shipping

Orders are processed within 1–3 business days.

Standard Shipping: 5–9 business days — $3.95
Express Shipping: 4–7 business days — $9.95

Delivery times are estimates and may vary depending on your location. Tracking information will be provided once your order has been shipped.

Built for Precision, Trusted by Professionals
Whether you’re servicing an AC unit or evacuating a refrigerant system, accuracy and reliability matter. The rotary vane vacuum pump delivers consistent, deep vacuum performance with a powerful 1 by 4 horsepower motor and 3.5 CFM flow rate—making it a top choice for both HVAC professionals and serious DIYers. It’s compatible with R410a and R134a refrigerant systems, offering dependable results for recovery, repair, and maintenance tasks. This durable tool helps you work faster and more efficiently with every job.

Key Features

3.5 CFM free air displacement for rapid and thorough evacuation
1 by 4 HP motor delivers quiet, stable, and efficient performance
Built-in high volume cooling fan prevents overheating during long jobs
Oil sight glass and drain valve for easy maintenance and monitoring
Includes fitting options for R410a, R134a, and other common HVAC refrigerants

Why Choose Our 3.5 CFM Rotary Vane Vacuum Pump 1 by 4 HP for HVAC AC Refrigerant R410a and R134a Systems
Many budget models fall short in suction power or long-term durability. This pump is engineered with precision-machined parts and heavy duty construction to withstand regular use in professional settings. Compared to single-use or lighter-duty pumps, it’s a long-lasting, reliable solution that offers real value over time.

Perfect For Occasions and Uses
Ideal for HVAC technicians, mechanics, auto shops, and home users working on air conditioning systems, refrigerators, or vacuum-sealed devices. Perfect for both residential and commercial service calls.

Power Your Work with Professional Performance
Get the performance and durability your work demands. Experience the difference the rotary vane vacuum pump makes in every job, big or small.

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3.5 CFM Rotary Vane Vacuum Pump...

$322.95

Inspire Essentials

3.5 CFM Rotary Vane Vacuum Pump 1 by...

$322.95

what our customers say about us

4.9

Based on 100+ Reviews

4.9

12136 Reviews

90%

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E

Emily R.

Verified Buyer

Perfect for a summer wedding

I wore this to my cousin's wedding and felt amazing all day. The fit was exactly as expected, and I received so many compliments. I ordered my usual size S.

3.5 CFM Rotary Vane Vacuum Pump 1 by 4 HP for HVAC AC Refrigerant R410a and R134a Systems Was this helpful? 23 2
O

Olivia H.

Verified Buyer

Beautiful dress

Really happy with this purchase. I only wish I had steamed it before trying it on because it arrived with a few wrinkles from shipping.

3.5 CFM Rotary Vane Vacuum Pump 1 by 4 HP for HVAC AC Refrigerant R410a and R134a Systems Was this helpful? 0 0
S

Sarah T.

Verified Buyer

So flattering

I have a hard time finding dresses that fit my waist properly, but this one was perfect. Very comfortable to wear for several hours.

3.5 CFM Rotary Vane Vacuum Pump 1 by 4 HP for HVAC AC Refrigerant R410a and R134a Systems Was this helpful? 0 0
C

Chloe W.

Verified Buyer

Worth every dollar

The quality surprised me. The material has a nice weight and doesn't feel see-through at all. I'll definitely order another style.

3.5 CFM Rotary Vane Vacuum Pump 1 by 4 HP for HVAC AC Refrigerant R410a and R134a Systems Was this helpful? 0 0
A

Amanda K.

Verified Buyer

Engagement photo approved

Bought this for our engagement photos and couldn't be happier. It looked beautiful in natural light and fit perfectly.

3.5 CFM Rotary Vane Vacuum Pump 1 by 4 HP for HVAC AC Refrigerant R410a and R134a Systems Was this helpful? 0 0
N

Nicole B.

Verified Buyer

Runs slightly roomy

I was between sizes and ordered the larger one. It still looked great, but I probably could have gone with my usual size.

3.5 CFM Rotary Vane Vacuum Pump 1 by 4 HP for HVAC AC Refrigerant R410a and R134a Systems Was this helpful? 0 0
H

Hannah C.

Verified Buyer

Comfortable all evening

Wore this to a formal dinner and didn't have to adjust it once. It stayed comfortable from start to finish.

3.5 CFM Rotary Vane Vacuum Pump 1 by 4 HP for HVAC AC Refrigerant R410a and R134a Systems Was this helpful? 0 0
M

Megan L.

Verified Buyer

Love the quality

Beautiful stitching and a really elegant design. It feels much more expensive than it actually is.

3.5 CFM Rotary Vane Vacuum Pump 1 by 4 HP for HVAC AC Refrigerant R410a and R134a Systems Was this helpful? 0 0
R

Rachel S.

Verified Buyer

True to size

I followed the size chart and ordered a Medium. It fit exactly the way I wanted.

3.5 CFM Rotary Vane Vacuum Pump 1 by 4 HP for HVAC AC Refrigerant R410a and R134a Systems Was this helpful? 0 0
A

Ashley D.

Verified Buyer

Received so many compliments

Everyone kept asking where I bought this dress. It's simple, elegant, and easy to accessorize.

3.5 CFM Rotary Vane Vacuum Pump 1 by 4 HP for HVAC AC Refrigerant R410a and R134a Systems Was this helpful? 0 0
L

Lauren P.

Verified Buyer

Vacation favorite

Packed this for my trip to Italy and wore it twice. It's lightweight, comfortable, and photographs beautifully.

3.5 CFM Rotary Vane Vacuum Pump 1 by 4 HP for HVAC AC Refrigerant R410a and R134a Systems Was this helpful? 0 0
B

Brittany G.

Verified Buyer

Lovely dress

The zipper was a little stiff the first time, but after wearing it once everything worked perfectly. Overall, I'm very happy.

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K

Kayla N.

Verified Buyer

Helpful customer service

I wasn't sure which size to buy, so I contacted support first. They recommended a Small, and it fit perfectly.

3.5 CFM Rotary Vane Vacuum Pump 1 by 4 HP for HVAC AC Refrigerant R410a and R134a Systems Was this helpful? 0 0

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3.5 CFM Rotary Vane Vacuum Pump 1 by 4 HP for HVAC AC Refrigerant R410a and R134a Systems