Stocker Geyser 25 L is a battery-powered mosquito repellent fogger designed for the effective treatment of large outdoor spaces, with a perimeter coverage of up to 135 m . Thanks to the ultra-fine 360° nebulization , it ensures even diffusion of the product and up to 180 minutes of continuous protection . It is suitable not only for combating mosquitoes , but also for sanitizing indoor and outdoor environments , thanks to its compatibility with even aggressive products.

The device is equipped with three nozzles , includes a suspension strap and a tripod that allow you to position this misting sprayer in strategic areas of the garden, ensuring maximum positioning flexibility. The tripod allows the misting sprayer to be raised 49 cm from the ground . The outlet tube has a diameter of 6 mm , optimized to ensure precise distribution of the mist.
Battery and Charger INCLUDED
The Stoker mosquito repellent fogger is powered by a 21.6V - 2.6 Ah lithium-ion battery , included in the package. The fast click-in system allows for quick battery removal, while the included charger allows for a full charge in about 2 hours . The guaranteed battery life is 180 minutes of continuous operation . The 21.6V 4 Ah battery can be purchased separately , for up to 240 minutes of battery life.

The 30W motor ensures constant and high-performance nebulization, with an adjustable flow rate from 0.04 to 0.12 L/min and an operating pressure of 5 bar . These features make the device suitable for professional contexts that require precision and continuity in treatment.
For safe use, the Stocker Geyser features an audible timer that alerts the operator 30 seconds before treatment begins, allowing them to leave in time. This system increases safety when using it in busy areas.
The device features three ultra-fine atomizing nozzles for complete coverage, but can easily be adapted for directional treatments using the included end caps , which allow you to exclude one or two nozzles according to operational needs.


This garden fogger comes with a hanging strap for hanging in strategic areas of the garden, ensuring maximum positioning flexibility. This outdoor mosquito repellent system can be equipped with a tripod (not included) upon request for greater ease of use.

Thanks to its resistant materials and FPM seals , the multipurpose sprayer is also suitable for use with aggressive sanitizing substances or repellents . It is a reliable solution for both domestic environments and for use in professional agriculture and gardening .


The Geyser Basic and Pro Kits are the ideal solution for anyone who needs to apply treatment to larger areas. These kits, when applied to the perimeter of the area to be treated, allow you to extend the effectiveness of the mosquito treatment up to 105 m .
The following table illustrates the range of the Stocker Geyser nebulizer combined with the Expansion Kit.
Base and Pro Geyser kits not included. They can be purchased separately.
| Model | 1 Exit | 2 Exits | 3 Exits | Ring system on an exit | Ring system on two exits |
| Max. No. of nozzles per outlet | 30 | 24 | 18 | 44 | 46 |
| Total meters per exit | 75 m | 60 m | 45 m | 110 m | 115 m |
| Medium water flow single nozzle | 0.04 L/min | 0.04 L/min | 0.04 L/min | 0.04 L/min | 0.04 L/min |
| Max total consumption. | 1.2 L/min | 1.92 L/min | 2.16 L/min | 1.76 L/min | 1.84 L/min |
| Total nozzles installed | 30 | 48 | 54 | 44 | 46 |
| Total meters installed | 75 m | 120 m | 135 m | 110 m | 115 m |
Creating a Geyser system on your own with Stocker Kits is simple and intuitive: thanks to the Geyser System guide , you can understand which Stocker Geyser system is best for you in just a few simple steps:




| Product Code | 439 |
| Power Supply | Li-Ion battery 2.6 Ah / 21.6V |
| Engine Power | 30 W |
| Tank Capacity | 25 L |
| Battery Life | 180 min |
| Operating Pressure | 5 bars |
| Max Covered Perimeter | 135 m |
| Pipe Outlet Diameter | Ø 6 mm |
| Cycle Duration | 1 to 15 minutes |
| Cycle frequency range | 0 - 3 - 6 - 12 - 24 hours |
| Water flow 1 nozzle - 3 nozzles | 0.04 – 0.12 L/min |
| Drums | INCLUDED |
| Battery charger | INCLUDED |
| Suspension Strap | INCLUDED |
| Tripod | INCLUDED |
| Dimensions | 32.8 x 32.8 x 68 cm |
| Weight | 4.7 kg |
| Product Code | 439 |
| Power Supply | Li-Ion battery 2.6 Ah / 21.6V |
| Engine Power | 30 W |
| Tank Capacity | 25 L |
| Battery Life | 180 min |
| Operating Pressure | 5 bars |
| Max Covered Perimeter | 135 m |
| Pipe Outlet Diameter | Ø 6 mm |
| Cycle Duration | 1 to 15 minutes |
| Cycle frequency range | 0 - 3 - 6 - 12 - 24 hours |
| Water flow 1 nozzle - 3 nozzles | 0.04 – 0.12 L/min |
| Drums | INCLUDED |
| Battery charger | INCLUDED |
| Suspension Strap | INCLUDED |
| Tripod | INCLUDED |
| Dimensions | 32.8 x 32.8 x 68 cm |
| Weight | 4.7 kg |
Our workshop is able to guarantee efficient and professional repairs: speed; of intervention, competence and availability are our strengths.
By purchasing from Indors you will also have purchased peace of mind: our Assistance and Repairs Service guarantees quick and timely solutions for any problem thanks to the safe availability; of spare parts, your equipment will always be efficient and available within a few days at a low cost. More information
All products sold by Indors are covered by a legal guarantee of 2 years from the date
of purchase for purchases by individuals (12 months for professional users) for lack of conformity,
pursuant to art. 128 ff. Legislative Decree no. 206/2005.
More information

Based on 7 reviews
Great product, needs to be installed correctly (Translated review)
All good (Translated review)
Works perfectly and goodbye mosquitoes. Recommended product! (Translated review)
Great! (Translated review)
Fantastic product, easy to use and install and very functional (Translated review)
great product, easy installation (Translated review)
Excellent product (Translated review)
On Request Accessories