Vacuum Pump Price in Bangladesh 2026 – Buy Genuine Lab & HVAC Vacuum Pumps

The Vacuum Pump Price in Bangladesh ranges from ৳6,800 to ৳42,000 at astzbd.com, with genuine Rocker and rotary vane models covering everything from oil-free lab filtration to industrial-grade HVAC servicing. A vacuum pump might look like a simple motor-driven tool, but the wrong CFM rating or ultimate vacuum level can leave moisture trapped in an AC line or ruin a delicate lab filtration run, so matching the right pump to your actual application matters more than most first-time buyers realize.

Vacuum Pump Overview – Reliable Air Evacuation for Lab & Industrial Use

A vacuum pump removes air and moisture from a sealed system, creating the low-pressure environment that refrigeration systems, filtration setups, and lab processes depend on to function correctly. Whether you’re evacuating an AC line before a refrigerant charge or running vacuum filtration in a microbiology lab, the Vacuum Pump Price in Bangladesh reflects an instrument that directly determines how clean and reliable your evacuated system turns out.

How Does a Vacuum Pump Work?

Rotary Vane Mechanism

A rotor with sliding vanes spins inside an offset cylinder, trapping and compressing air pockets that get pushed out through an exhaust port, continuously drawing down pressure inside the connected system.

Single-Stage vs Two-Stage Operation

A single-stage pump compresses air once per cycle, while a two-stage design runs air through two compression chambers in sequence, achieving a deeper ultimate vacuum for more demanding evacuation work.

Ultimate Vacuum & CFM Explained

Ultimate vacuum measures how low a pressure the pump can achieve, while CFM (cubic feet per minute) measures how fast it moves air — both numbers matter, since a pump can be fast but shallow, or deep but slow, depending on its design.

Types of Vacuum Pumps We Offer

Single-Stage Rotary Vane Vacuum Pump

The VP115 Vacuum Pump, priced at ৳6,800, uses single-stage rotary vane construction suited for general HVAC and refrigeration servicing where a moderate vacuum level is sufficient.

Two-Stage Rotary Vane Vacuum Pump

The VP-245 Two-Stage Rotary Vane Pump at ৳16,500, VP-260 3/4 HP 6 CFM Dual Stage Pump at ৳20,000, and VP280 9 CFM Dual Stage HVAC Pump at ৳28,000 all deliver deeper evacuation for professional refrigeration and HVAC work requiring tighter moisture removal.

Oil-Free/Diaphragm Vacuum Pump

The Rocker 300C Vacuum Pump at ৳42,000 uses a PTFE-coated, oil-free diaphragm design built specifically for chemical-resistant lab applications rather than refrigerant work.

Laboratory Vacuum Pump vs HVAC Vacuum Pump

Lab pumps like the Rocker 300C prioritize chemical resistance and maintenance-free operation for filtration and solvent handling, while HVAC pumps like the VP-245, VP-260, and VP280 prioritize deep vacuum and higher CFM for refrigerant line evacuation.

Key Features to Look for in a Vacuum Pump

CFM (Air Displacement) Rating

Higher CFM models like the VP280 at 9 CFM clear air faster across larger refrigeration systems, while smaller jobs are handled fine by lower-CFM units like the VP115.

Ultimate Vacuum Level (Microns)

Two-stage pumps like the VP-245 and VP-260 reach a deeper ultimate vacuum than single-stage units, which matters when you need to fully remove moisture before a refrigerant charge.

Motor Power (HP) & Voltage

The VP-260’s 3/4 HP motor delivers stronger, more consistent performance across demanding jobs compared to smaller fractional-horsepower units.

Oil Capacity & Lubrication System

Rotary vane HVAC pumps rely on oil for sealing and cooling, while the oil-free Rocker 300C eliminates oil changes entirely through its diaphragm-driven, maintenance-free design.

Noise Level & Build Durability

The Rocker 300C runs at a quiet 50 dB with built-in thermal protection, making it comfortable for extended lab bench use without constant noise disruption.

Portability & Weight

Compact units like the Rocker 300C at 4.1 kg move easily between workstations, while heavier HVAC pumps stay fixed at a service bench or field toolkit.

Vacuum Pump Full Specification

Why CFM & Ultimate Vacuum Matter for Your Application

Using an undersized pump on a large refrigeration system leaves residual moisture trapped in the lines, which later causes ice formation, corrosion, and compressor damage — a costly mistake that traces directly back to choosing the wrong CFM rating. This is exactly why the Vacuum Pump Price in Bangladesh varies so widely across models — you’re paying for the airflow and vacuum depth your specific job actually requires.

Single-Stage vs Two-Stage Vacuum Pump – Which One to Buy?

If you’re servicing residential AC units occasionally, the single-stage VP115 covers the job affordably. For daily professional refrigeration work where moisture removal accuracy matters, a two-stage pump like the VP-260 or VP280 is worth the higher investment.

Vacuum Pump Price in Bangladesh

The current Vacuum Pump Price in Bangladesh at astzbd.com is ৳6,800 for the VP115 Single-Stage Vacuum Pump, ৳16,500 for the VP-245 Two-Stage Rotary Vane Pump, ৳20,000 for the VP-260 3/4 HP 6 CFM Dual Stage Pump, ৳28,000 for the VP280 9 CFM Dual Stage HVAC Pump, and ৳42,000 for the Rocker 300C Oil-Free Diaphragm Vacuum Pump.

What Affects the Price (CFM, Stage Type, Motor Power, Brand)

CFM rating and stage type are the biggest price drivers — a two-stage pump with higher airflow costs significantly more to manufacture than a basic single-stage unit. Specialized construction, like the Rocker 300C’s PTFE-coated, chemical-resistant diaphragm design, also commands a premium over standard rotary vane pumps built for refrigerant work.

Entry-Level vs Industrial-Grade Price Comparison

Entry-level single-stage pumps like the VP115 sit at the accessible end for occasional HVAC servicing, while industrial-grade dual-stage units like the VP280 and specialized lab pumps like the Rocker 300C command a premium for higher airflow, deeper vacuum, or chemical resistance — the right choice depends on your specific application and daily usage volume.

Why Buy Genuine Vacuum Pumps from astzbd.com

astzbd.com stocks genuine Rocker and rotary vane pumps with proper warranty backing, protecting you from unverified imports that often arrive with inconsistent CFM performance or no reliable after-sales support.

Who Should Buy a Vacuum Pump?

HVAC & Refrigeration Technicians

Daily AC and refrigeration servicing depends on a pump that reliably pulls a deep vacuum before every refrigerant charge, making two-stage models like the VP-260 or VP280 practical daily-use tools.

Laboratory & Filtration Applications

Solvent purification, vacuum filtration, and microbiology sample prep benefit from an oil-free, chemical-resistant pump like the Rocker 300C that avoids contamination risk entirely.

Automotive AC Repair Shops

Vehicle AC system servicing requires the same moisture-removal precision as residential HVAC work, making a reliable two-stage pump a core tool in any automotive repair shop.

Packaging & Industrial Facilities

Vacuum-based packaging processes and general industrial evacuation tasks rely on consistent, dependable pump performance across repeated daily cycles.

How to Use a Vacuum Pump – Quick Setup Guide

1. Connect the pump to the system using appropriate hoses and fittings
2. Check oil level (for rotary vane pumps) or ensure moisture trap is clean (for diaphragm pumps)
3. Power on the pump and allow it to draw down to its rated vacuum level
4. Monitor the vacuum gauge to confirm the target pressure is reached and held
5. Close the system valve before powering off to maintain the vacuum seal
6. Disconnect the pump carefully to avoid air re-entering the evacuated system

Vacuum Pump Maintenance & Oil Change Guide

For rotary vane pumps like the VP115, VP-245, VP-260, and VP280, check oil color and level before each use, and change the oil regularly since contaminated oil reduces the pump’s ability to reach a deep vacuum. For the oil-free Rocker 300C, clean the moisture trap filter cartridge periodically to maintain airflow, and rely on its built-in thermal protection device rather than manual oil maintenance. Store all pumps upright and avoid tilting rotary vane models during operation, since this can cause internal seal issues.

Vacuum Pump FAQ

What is a vacuum pump used for?

A vacuum pump removes air and moisture from a sealed system, commonly used for HVAC/refrigeration line evacuation, laboratory filtration, solvent purification, and industrial vacuum applications.

What’s the difference between single-stage and two-stage vacuum pumps?

A single-stage pump compresses air once per cycle and reaches a moderate vacuum, while a two-stage pump compresses air twice in sequence, achieving a deeper ultimate vacuum suited for professional refrigeration work.

What CFM rating do I need for AC/refrigeration servicing?

Smaller residential systems work fine with a lower CFM pump like the VP115, while larger commercial refrigeration systems benefit from higher airflow models like the VP280 at 9 CFM.

How often should vacuum pump oil be changed?

Rotary vane pump oil should be changed regularly, especially after servicing a system that had significant moisture contamination, since dirty oil reduces the pump’s ability to reach its rated vacuum level.

Can a vacuum pump be used in a laboratory setting?

Yes, oil-free diaphragm pumps like the Rocker 300C are specifically designed for lab use, offering chemical resistance and maintenance-free operation suited for solvent handling and vacuum filtration.

Warranty & After-Sales Support (astzbd.com)

Every vacuum pump purchased from astzbd.com comes with manufacturer-backed warranty and dedicated after-sales support, giving you confidence in both performance and long-term reliability at this price point.

Vacuum Pump Models & Prices