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C2525DU Dum Bum Micro – firework cake 25 shots 25 mm
The C2525DU Dum Bum Micro is a compact and powerful firework cake from Klasek, designed for enthusiasts who appreciate dynamic effects and a distinctive pyrotechnic experience. With 25 shots and a 25 mm calibre, this multi-shot firework delivers a bold presence in a portable format. Classified in category F3, it is suitable for users with experience in handling larger display fireworks. Each effect reaches heights of up to 40 metres, making it an impactful addition to any well-organised outdoor celebration.
This model features a total NEC of 300 g and operates for approximately 20 seconds, unleashing a rapid sequence of shots. With its solid, robust construction and CE certification, the Dum Bum Micro offers reliable performance and safety when used according to guidelines. The product code for this specific battery is C2525DU, ensuring easy identification for those seeking a repeatable, trusted choice within the firework cakes category.
Key specifications of C2525DU Dum Bum Micro
Number of shots: 25
Calibre: 25 mm
Manufacturer: Klasek
Category: F3
NEC: 300 g
Duration: approx. 20 seconds
Product code: C2525DU
Effect height: up to 40 metres
CE certified
What effects does C2525DU Dum Bum Micro produce?
The Dum Bum Micro is renowned for its distinctive effect: each shot creates a single, powerful report that delivers a deep, thunderous boom with minimal visual effects. This design makes it a favourite among fans of loud noise and classic salute effects. The cake fires all shots in a straight pattern, maintaining a consistent pace throughout its approximate 20-second duration, perfect for those seeking an intense audio impression from a compact unit.
What should you consider when choosing this firework cake?
When selecting the C2525DU Dum Bum Micro, consider its 25 mm calibre, which ensures strong, resonant breaks and an impressive audio presence. With 25 shots packed into around 20 seconds, this cake offers a quick, energetic display. The F3 classification means it is intended for use in larger open areas and by individuals familiar with proper safety protocols. Its high NEC of 300 g and powerful sound make it ideal for those who value high-impact, noise-focused fireworks. Always make sure your chosen location allows for F3 category use and provides enough space to enjoy the effects at their full 40-metre height.
When is C2525DU Dum Bum Micro a good choice?
The Dum Bum Micro is a strong choice for experienced enthusiasts planning displays that emphasise powerful sound effects. It is particularly well-suited for events where the excitement of deep, resounding salutes is desired, such as New Year’s Eve celebrations or adrenaline-filled pyrotechnic shows. If you value intense auditory effects in a compact format, this firework cake is an excellent addition to your display repertoire.
PiroHiT Expert Tip: Due to its strong reports and F3 classification, always check local regulations and ensure you maintain sufficient safety distance from both spectators and buildings. If you want to compare cakes that prioritise noise, structure your selection with help from Best Firework Cakes 2026. For more professional advice on pyrotechnic safety and effect selection, consult our expert insights at Machony – PiroHiT Expert in Fireworks Testing.
The manufacturer guarantees the repair or replacement of the equipment up to 12 months from the date of purchase. Contact the store via the claim form to order a courier to pick up the equipment from your home.
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Dum Bum is a well-known pyrotechnic product line from Czech brand Klásek, strongly associated with powerful sound products and its distinctive black-and-red design. Today, the range goes far beyond firecrackers. At PiroHit you can find various Dum Bum fireworks, including sound emitters, firecrackers, cakes and batteries, single shots, Roman candles, rockets and other pyrotechnic products.
The Dum Bum family includes numerous popular versions such as Dum Bum 2G, 2G+, Nano, Micro, Middle and Black Edition, as well as single shots, cakes and other Klásek products. Availability may vary by model, so browse the current Dum Bum range below.
