- Launcher 25 shots, 20mm caliber, effect time 30 sec., NEC 200g, mix of 5 effects. The product is CE certified cat.2
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Senior 25s C2520SE14 F2 – firework cake 25 shots 20mm
The Senior 25s C2520SE14 F2 by Klasek is a dynamic fireworks battery designed to bring excitement and a variety of effects to your display. Manufactured by Klasek, a renowned name in pyrotechnics, this standard firework cake is perfect for those seeking a lively sequence of visual effects in one straightforward and compact unit. With a 20mm calibre and a rapid 25-shot display, Senior offers a thrilling show in a duration of around 30 seconds, delivering a mix of five confirmed effects. It belongs to category F2, suitable for outdoor use in open spaces and conforms to CE certification standards. Thanks to its balanced mix of effects and reliable performance, the Senior 25s is well suited as a standalone highlight or as part of a creative sequence with other fireworks. The NEC (Net Explosive Content) of 200g ensures engaging and vivid bursts throughout the show. Whether you are looking to add a touch of variety to your celebration or create a well-paced sequence for an event, this firework cake offers proven quality and entertainment value.Key specifications of Senior 25s C2520SE14 F2
- Number of shots: 25
- Calibre: 20mm
- Manufacturer: Klasek
- Category: F2 (CE certified)
- NEC: 200g
- Duration: ~30 seconds
- Product code: C2520SE14
- Manufacturer code / EAN: 8595182414537
- Number of effects: 5
What effects does Senior 25s C2520SE14 F2 produce?
The Senior 25s cake delivers an engaging show of 25 shots with a diverse mix of five different effects. The 20mm calibre ensures punchy bursts, alternating between vivid colours and sparkling transitions. Each shot launches in a straight pattern, maintaining a rhythmic pace throughout the 30-second display. The selection of effects offers variety and spectacle, making it a crowd-pleaser for audiences who appreciate both colourful stars and crackling sequences. The precise sequence and colour details should be confirmed by viewing the product video above.What should you consider when choosing this firework cake?
The calibre of 20mm and 25 shots strike a good balance between volume and show length, producing noticeable effects without overwhelming noise—ideal for most settings permitted for F2 category fireworks. The NEC of 200g packs enough pyrotechnic content for a vibrant midsize display, while the five-effect combination keeps the performance fresh from start to finish. A 30-second display works well as a focused highlight or can be combined creatively with other firework cakes to build a more complex show. Always follow category F2 safety instructions and ensure an appropriate firing site.When is Senior 25s C2520SE14 F2 a good choice?
Thanks to its varied effects and compact size, Senior 25s is a solid option for garden parties, smaller public events, or for those seeking a reliable, quick-fire display without complicated setup. Its straight-firing design is ideal where you want effects concentrated in a single area. If you prefer a mix of vibrant colour and effect transitions over sheer loudness, this fireworks battery is an attractive choice. For those exploring which cakes offer the best spectacle or value, the Best Firework Cakes 2026 feature on PiroHiT compares leading multi-shot fireworks, helping you choose the right match for your needs or next display.PiroHiT Expert Tip: When planning your display, use the Senior 25s either as a visual middle point or as a colourful introduction before larger calibre cakes. Its well-balanced mix of effects ensures it stands out, especially when alternating with contrasting cake types. For more insight on how cakes like this are evaluated and tested in practice, see 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.


