Marchesi 40 cm Vacuum Packaging Machine – 550 W external vacuum sealer with dual pump
Marchesi 40 cm Vacuum Packaging Machine – 550 W external vacuum sealer with dual pump
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Type: external vacuum (not a hood)
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Power: 550 W, dual pump
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Final vacuum: −28.3" Hg (≈ −958 mbar)
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Bag width: up to 406 mm
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Dimensions: 490 × 260 × 138 mm
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Sealing: 5 mm cord
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Description
- 🧊 External vacuum, not chamber: the bag rests on the front channel and the machine extracts the air from the outside.
- 🔧 550 W and dual pump: final vacuum of −28.3" Hg (≈ −958 mbar) with 5 mm sealing cord.
- 📏 Bags up to 406 mm: 490 × 260 × 138 mm stainless steel body and digital display.
- 🧊 Pulse Vac and independent sealing: manual vacuum for delicate products and custom-sized bags from roll.
- 🔧 Vacuum for accessories: via hose, for curing jars and containers, plus marinating mode.
Use embossed bags: smooth chamber bags do not work in this machine.
Full description
Marchesi 40 cm Vacuum Sealer – 550 W external vacuum sealer with dual pump
Professional external vacuum sealer with a stainless steel body, hinged transparent lid, and front vacuum channel. It is designed for the post-harvest stage, when curing is complete and the product needs to be preserved stably for months.
Important: It is NOT a chamber vacuum sealer. The product is not placed inside a chamber; the bag is placed with its opening over the front vacuum channel, and the machine extracts the air from the outside. Therefore, it requires embossed bags (see compatibility section).
Key features
- 550 W dual pump: achieves a final vacuum of −28.3" Hg (≈ −958 mbar).
- 406 mm bar: accommodates bags up to 40 cm wide, with a 5 mm sealing strip.
- Pulse Vac: manual step-by-step vacuum for delicate products, without crushing them.
- Independent sealing: makes custom bags from a roll, without wasting material.
- Vacuum for accessories: via hose, to vacuum jars and curing containers.
How to use
Place the machine on a firm surface and connect it to the power supply. Fill the embossed bag, leaving a margin at the opening, place it over the front vacuum channel, and lower the transparent lid. In automatic mode, the machine extracts the air and seals in a single cycle; with Pulse Vac, you control how much air is extracted and seal when you consider it appropriate, which is recommended for flower or products that should not be compressed.
With the independent sealing function, you can cut any length from a roll and make your own bags. For jars and curing containers, connect the accessory hose. The marinating mode and the sealing time adjustment from the digital screen complete the operation.
Technical specifications
- Type: external vacuum sealer (not a chamber sealer)
- Power supply: 220-240 V ~ 50 Hz
- Power: 550 W
- Pump: dual
- Final vacuum: −28.3" Hg (≈ −958 mbar)
- Maximum bag width: 406 mm
- Sealing strip: 5 mm
- Dimensions: 490 × 260 × 138 mm
- Weight: 6.4 kg
- Functions: vacuum + automatic sealing, Pulse Vac, independent sealing, marinating, vacuum for accessories
- Control: digital screen with sealing time adjustment
- Materials: stainless steel body, hinged transparent lid
Recommended bags
This machine requires embossed bags (with a grid pattern). Smooth chamber bags do not work in an external vacuum sealer. We recommend the Marchesi Embossed Vacuum Bags 400 × 600 mm, available in 90 and 130 microns.
Warranty
At GrowIndustry we only work with proven quality products and trusted brands.
Every item goes through a check before shipping to make sure it arrives in perfect condition and ready to use.
Your satisfaction is our priority.
How to use
1. Place the machine on a firm surface and connect it to a 220-240 V ~ 50 Hz power supply.
2. Fill a gusseted bag, leaving enough space at the opening for sealing.
3. Place the bag opening on the front vacuum chamber and lower the lid.
4. Start the automatic vacuum and seal cycle, or use Pulse Vac if the product is delicate.
5. Adjust the sealing time using the digital display if the seal is not perfect.
6. For jars and curing containers, connect the vacuum hose for accessories.

Marchesi 40 cm Vacuum Packaging Machine – 550 W external vacuum sealer with dual pump
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Frequently asked questions
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No, it is an external suction sealer. The product does not go inside a chamber: the mouth of the bag rests on the front vacuum channel and the machine draws the air out from outside. It is important to be clear about this, because it determines the type of bag you need.
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You need embossed bags, that is, with a textured grid. Smooth chamber bags do not work in an external suction sealer. We recommend the Marchesi Embossed Vacuum Bags 400 x 600 mm, available in 90 and 130 microns.
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That is what the Pulse Vac function is for, letting you vacuum manually, step by step. You decide how much air is drawn out and seal at the point you judge right, without compressing the product. It is the mode for flower or any delicate material; the automatic cycle is for whatever can take more pressure.
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It has a 550 W twin pump that reaches a final vacuum of minus 28.3 inches of mercury, around minus 958 mbar. The sealing bar is 406 mm, so it takes bags up to 40 cm wide with a 5 mm seal. It runs on 220-240 V and 50 Hz.
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Yes to both. The independent sealing function lets you start from a roll and cut whatever length you want to make your own bags without wasting material. And with the accessory hose you can vacuum-seal jars and curing containers.
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It is designed for post-harvest, once curing has finished and it is time to keep the product stable for months. Its stainless steel body, hinged transparent lid and digital display with sealing-time adjustment make it comfortable for continuous use. At 490 x 260 x 138 mm and 6.4 kg it is a benchtop machine that stays put in the packing area.