Choosing the Right Vacuum Source for SYS-GRP Workholding

Every successful vacuum workholding setup begins with one essential element — the vacuum source. Whether you’re running a single AnchorPod on the bench or a multi-pod BenchGrip array, consistent negative pressure determines the strength, speed, and reliability of your hold.

At FORG3D, we’ve tested a variety of pumps and systems — both in-house and through partner evaluations — to identify the best options for makers using the SYS-GRP ecosystem.

This isn’t a sponsored list; it’s a practical guide drawn from real-world experience.

Understanding Vacuum Requirements

Nearly any vacuum source capable of ~0.7 CFM (20 L/min) or more can drive the SYS-GRP system. Higher CFM and continuous-duty performance improve holding consistency, but even compact workshop or portable units can produce excellent results.

• Minimum flow: 0.7 CFM or greater
• Target vacuum level: 24–27 inHg (≈80–90 kPa)
• Continuous-duty rating: Preferred for multi-pod or production setups
• Clean, dry air: Always use filters to prevent debris from entering the pump

Note: While Venturi-style vacuum generators can work well in shops with large compressed-air systems, we don’t include them in this guide. The additional air storage and compressor capacity they require often increase cost and complexity faster than a dedicated electric pump.

Vacuum Source Categories

Vacuum Sources We’ve Tested

Below are several units we’ve either tested internally or evaluated through trusted users during SYS-GRP development. (This list isn’t exhaustive — any compatible source can be used. We’ll continue to update it as new feedback arrives.)

1. VacuPress Compact 150

Designed for home and small workshops, the Compact 150 provides consistent vacuum for light-duty applications. It’s fully capable of powering single-pod or small-array SYS-GRP setups and doubles as an entry-level source for veneering or lamination projects.

• Pros: Quiet, compact, plug-and-play setup.
• Cons: Lower flow rate limits multi-pod performance.
• Best for: Single AnchorPod or small BenchGrip configurations.

2. VacuPress Compact 300

A step up in airflow and duty cycle, the Compact 300 adds headroom for multi-pod systems and larger assemblies. It remains workshop-friendly while offering enough pull for veneering, laminations, and moderate continuous operation.

• Pros: Reliable mid-range performance, good longevity.
• Cons: Slightly louder; higher upfront cost.
• Best for: Small production benches using two–four pods.

3. Grabo Pro-Lifter 20

Originally designed for lifting panels and sheet goods on the jobsite, the Grabo Pro-Lifter 20 doubles as a mobile vacuum source. With the SYS-GRP Nexus Baseplate, it can power BenchGrip or AnchorPod systems when you need vacuum workholding away from the shop.

• Pros: Completely portable; fast setup; integrated battery.
• Cons: Limited continuous runtime; requires recharge.
• Best for: On-site installations or quick, mobile clamping.

4. Dewalt Grabo

The Dewalt-powered variant integrates seamlessly into the 20 V MAX® ecosystem. When paired with the SYS-GRP Nexus Baseplate, it offers the same mobile vacuum capability as the Pro-Lifter while staying compatible with existing Dewalt batteries.

• Pros: Battery-platform convenience; portable and durable.
• Cons: Similar runtime limits as other handheld units.
• Best for: Mobile makers already invested in the Dewalt system.

5. Budget Oil-Cooled Rotary Vane Pump

A cost-effective electric option for bench use. The oil-cooled rotary vane design provides steady vacuum but requires periodic oil changes and proper fittings to connect to push-to-connect systems.

• Pros: Strong vacuum levels; low initial cost.
• Cons: Maintenance intensive; oil management required.
• Notes: Visit our Fittings Page to adapt push-to-connect lines.
• Best for: Budget-conscious users or occasional bench setups.

6. Oil-Free 2-Stage 50 L/min Pump

An affordable oil-less alternative offering moderate flow and quiet operation. Includes basic push-to-connect fittings and an inline air filter for debris protection.

• Pros: Maintenance-free, quiet, compact.
• Cons: Shorter duty cycle; not ideal for larger arrays.
• Best for: Hobbyist setups or compact bench systems.

Vacuum Control and Distribution

Your vacuum source is only half of the equation. Proper distribution and control ensure that the available flow reaches each pod efficiently.

• Manifolds and splitters enable multi-zone layouts.
• Inline valves allow isolation of unused pods.
• Quick-release couplings speed up workflow changes.

Explore our selection of manifolds, valves, and releases for building a complete, modular system.

Matching the Source to Your Workflow

Building the Complete System

Choosing the right vacuum source transforms SYS-GRP from a clever idea into a daily essential. Whether you value portability, quiet performance, or industrial endurance, every option here can deliver dependable hold-down power when paired with the right control setup.

• Match CFM to your number of pods.
• Use clean, filtered air to protect internal seals.
• Invest in manifolds and valves early — it’s the upgrade that scales everything.

Vacuum workholding isn’t just about suction; it’s about efficiency, safety, and confidence in every operation.

SYS-GRP by FORG3D
Your workflow. Without limits.