> Securiton DTB 25 PC dirt trap box, Ø 25 mm
> Source: https://pap.fi/en/tuote/securiton-dtb-25-pc/
> Full site in machine-readable form (in Finnish): https://pap.fi/llms-full.txt
> Pages in English: https://pap.fi/llms.txt

# Securiton DTB 25 PC dirt trap box, Ø 25 mm

Product code 61423

Dirt trap for very dusty areas: separates dust by gravity before the filter and detector. Being discontinued, successor DTB 25 gg.

-   Separates dust particles by gravity, smoke passes through
-   Installed vertically before the filter
-   Being discontinued by the manufacturer (PMI-2639), successor DTB 25 gg

## Product description

DTB 25 PC is Securiton’s dirt trap box for very dusty areas. It is installed in the sampling pipe before the dust filter and the detector. The dirt trap separates dust particles by gravity, while smoke particles pass through unhindered. According to Securiton it must be installed vertically, and use with a filter box is recommended.

According to Securiton’s notice PMI-2639, this light grey model is being discontinued by the manufacturer from 7 October 2026. The technically identical graphite grey replacement is DTB 25 gg (50-0500198-02-01), which suits ASD 2000 and ASD 53x detectors.

## Technical data

- **Product code:** 61423
- **Manufacturer:** Securiton
- **Manufacturer’s code:** DTB 25 PC (50-0500198-01-01)
- **Product group:** Aspirating smoke detection › Filters and maintenance
- **Pipe connection:** Ø 25 mm
- **Operating temperature:** 0…+60 °C
- **Material:** PC
- **Colour:** Light grey (RAL 7035)
- **Dimensions:** 160 × 250 × 90 mm (H × W × D)
- **Availability:** Being discontinued (PMI-2639), successor DTB 25 gg

## Documents

Original manufacturer documents (PDF).

### Technical datasheets

-   [Technical datasheet: DTB 25](https://pap.fi/liitteet/valmistajat/securiton__DTB_25_TD_T004008_en_e.pdf) PDF · English · 68 kB
-   [Product catalogue (series): sampling pipe materials ASD 531–535 (DE/EN)](https://pap.fi/liitteet/valmistajat/securiton__ASD531-535_AM_T131194ED_k.pdf) PDF · multilingual · 1.4 MB
-   [Product catalogue (series): SecuriSmoke ASD 2026 (Securiton)](https://pap.fi/liitteet/valmistajat/securiton__SecuriSmoke_ASD_PC2026_F301en_c.pdf) PDF · English · 2.5 MB