Cake Geisterstunde AC25-25-9 25shots 25mm F2 Argento Feuerwerke

Geisterstunde AC25-25-9 – firework battery, 25 shots, 25 mm calibre, category F2. NEC: 500 g. Manufacturer: Argento Feuerwerke. Low-frequency howls with a silver-crackling finale.

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Geisterstunde 25s. AC25-25-9 – firework cake 25 shots 25mm calibre

The Geisterstunde 25s. AC25-25-9 from Argento Feuerwerke is a medium-sized firework cake featuring 25 impressive shots with a solid 25mm calibre. Designed for enthusiasts seeking unique audio-visual effects, this F2 classified battery stands out with its distinctive long-burning, low-frequency howling shots culminating in a striking bouquet of silver salutes. Manufactured by Argento Feuerwerke, a brand renowned for creative pyrotechnic effects, the Geisterstunde 25s offers a dynamic display suitable for a wide range of celebrations.

The firework operates with a straight firing pattern, delivering a consistent, suspenseful build-up before the grand finale. Each tube releases deep howling effects, slowly filling the sky before erupting into an eye-catching display of silver salutes. This cake is CE certified and falls under the F2 safety category, making it accessible for outdoor use at private and community events where local firework regulations permit.

Key specifications of Geisterstunde 25s. AC25-25-9

Number of shots: 25
Calibre: 25mm
Manufacturer: Argento Feuerwerke
Category: F2 (CE certified)
Product code: AC25-25-9
EAN: 4262363231378
Firing pattern: Straight
Effect style: Long-burning howling shots with a silver salute finale

What effects does Geisterstunde 25s. AC25-25-9 produce?

This fireworks battery captivates audiences with its prolonged, low-frequency whistling effects that build anticipation with each shot. The sequence is characterised by deep, echoing howls rising skyward, intensifying towards an exciting finale that showers the night with vivid silver salutes. All 25 shots fire in a straight pattern for a coherent and powerful aerial spectacle.

What should you consider when choosing this firework cake?

With 25 shots and a 25mm calibre, the Geisterstunde 25s. delivers robust effects and substantial sky coverage without being overwhelming for smaller spaces. Its F2 classification means it should be used outdoors and at a safe distance, complying with CE safety standards. The unique combination of auditory howling and silvery bursts provides a memorable audio-visual experience, making this cake an intriguing option for those looking to diversify their fireworks display.

Compare features like shot count, calibre, and effect style via our firework cakes selection or see how this model stacks up against others in the Best Firework Cakes 2026 ranking and guide.

When is Geisterstunde 25s. AC25-25-9 a good choice?

If you want to surprise guests with something beyond the usual colour effects, the Geisterstunde 25s. is an excellent choice thanks to its long howling sound transitions and silver salute finale. This makes it especially suitable for themed parties or as part of a longer, varied display programme.

PiroHiT Expert Tip: For maximum enjoyment of the unique howling and saluting sequence, set up the Geisterstunde 25s. at a safe distance and integrate it into your display as an atmospheric segment before a high-intensity finale. For further insights into practical firework specifications and effect styles, discover more from Machony – PiroHiT Expert in Fireworks Testing, our resident pyrotechnics specialist.

Brand

Argento Feuerwerke

Producer code

4262363231378

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Funke Fireworks – History of Funke, Argento, Albert & Iskra Line | The Complete PiroHiT Guide

Funke Fireworks is one of the best-known premium fireworks brands among European pyrotechnics enthusiasts. Over the years, a closely connected family of four brands has developed around Funke: Funke Feuerwerk, Argento Feuerwerke, Albert Feuerwerk and Iskra Line, also known as Iskra by Funke. Each brand has its own identity, product ranges and distinctive fireworks style. Funke is renowned for carefully designed firework batteries, traditional China Böller firecrackers and premium compound cakes. Argento offers a wide selection of colourful batteries and compound fireworks with an attractive balance of price and performance. Albert Feuerwerk stands out with retro-inspired packaging, neon colours and creative product names, while Iskra Line is known for dynamic firework batteries, gatlings and products inspired by the Polish fireworks market. Who is behind Funke Fireworks? Are Argento, Albert and Iskra owned by the same company? What makes these brands different, and which products are worth discovering? In this comprehensive PiroHiT guide, we explore the history of the Funke fireworks family, its business connections, the main product categories and some of its most recognisable models. Learn more about Funke Snowblind, Glimmer, Goldbomber, China Böller and Shark 2, Argento Sceptrum and Herbstgold, Albert Baron Brokat and Pretty In Pink, and Iskra Line products such as Wariat, Wampir and Gatling Brocade. We also explain firework calibre, shot count, NEC, firing duration, compound construction and CE categories F1, F2, F3 and P1. Featuring Machony's expert tips and a detailed FAQ, this guide brings together everything fireworks enthusiasts should know about the four connected brands.