---
doc_id: gebo-01.303.00.02-en
doc_type: variant
article_number: 01.303.00.02
language: en
canonical_url: 'https://www.gebo.group/en/redirect/article/01.303.00.02/'
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  de-DE: 'https://www.gebo.group/markdown/de-DE/01.303.00.02.md'
  en: 'https://www.gebo.group/markdown/en/01.303.00.02.md'
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data_valid_from: '2026-10-01T10:49:08+00:00'
content_hash: 38f8cbe1f492955b737e54053d58db25f6056bb297556dfd973840a5a8cfe216
---

# Compact adapter for steel pipe – GEBO 01.303.00.02

For heating and drinking water installations with steel pipes in accordance with DIN EN 10255 and DIN EN 10220 series 1 Space-saving and uncomplicated: The compact adapter with clamp connection for connecting radiators and installations in the area of drinking water as an innovation for everyday work. Tested and approved for permanent use. The adapter is designed for installation using a hexagon socket spanner or suitable bit screwdriver. There is no need to work with bulky press pliers, water pump pliers or similar. The compact adapters can be tightened conveniently, space-savingly and handily using two screws on the head of the minigebo.

Data as of: 2026-10-01

## Master data – 01.303.00.02

Article number: 01.303.00.02  
GTIN: 4019576131502  
Product name: Compact adapter for steel pipe  
Manufacturer: GEBO  
Product group: minigebo  
Product type: MMA  
Product series: Brass compact adapter Steel pipes up to 1"

## Technical data – 01.303.00.02

Pipe types: steel pipe  
Pipe standards: DIN EN 10220 Series 1, DIN EN 10255  
Hierarchy type: variant  
Thread size 1 in ″: 3/4  
Thread type 1: jointing thread R  
DN: 20  
Outer diam. 1: 26,9 (3/4") mm  
Threaded connection: Male thread  
Thread standard: DIN EN 10226-1, ISO 7/1  
Product type: MMA  
Materials: brass  
Series: 303  
Seal materials: EPDM

## Dimensions & weight – 01.303.00.02

B: 45 mm  
L: 56,5 mm  
Width across flats SW: 36 mm  
Net weight: 0,267 kg

Dimensional drawing: https://www.gebo.group/assets/media/15/1538/3360x2520/standard/minigebo.f0ea4e4c.webp

## Areas of application – 01.303.00.02

Media: Heating water, Drinking water hot and cold, drinking water cold, drinking water warm  
Pipe types: Steel pipes  
Max. Operating temp.: 25 °C, 70 °C  
Max. operating p.: 6 bar, 10 bar  
Certifier: DVGW CERT, Land Salzburg, OFI CERT  
Certificate numbers: DVGW-Reg.-Nr. DW-8511DM0294, Land Salzburg R-15.2.3-21-17130, OFI CERT Konformitätsbestätigung 1085-0803  
Testing basis: Anforderungen des Umweltbundesamtes, Baustoffliste ÖA, DVGW-Arbeitsblatt W 534

### drinking water cold in Steel pipes – 01.303.00.02

Medium: drinking water cold  
Pipe type: Steel pipes  
Maximum operating temperature: 25 °C  
Maximum operating pressure: 10 bar

### drinking water warm in Steel pipes – 01.303.00.02

Medium: drinking water warm  
Pipe type: Steel pipes  
Maximum operating temperature: 70 °C  
Maximum operating pressure: 6 bar

### Heating water in Steel pipes – 01.303.00.02

Medium: Heating water  
Pipe type: Steel pipes  
Maximum operating temperature: 70 °C  
Maximum operating pressure: 6 bar

## Certificates – 01.303.00.02

### DVGW CERT – 01.303.00.02

Certifying body: DVGW CERT  
Certificate number: DVGW-Reg.-Nr. DW-8511DM0294  
Test basis: DVGW-Arbeitsblatt W 534  
Subject: <p>Germany Drinking Water Series 303</p>

### OFI CERT – 01.303.00.02

Certifying body: OFI CERT  
Certificate number: OFI CERT Konformitätsbestätigung 1085-0805  
Test basis: Anforderungen des Umweltbundesamtes  
Subject: <p>Germany Drinking Water Hygiene Series 303</p>

### Land Salzburg – 01.303.00.02

Certifying body: Land Salzburg  
Certificate number: Land Salzburg R-15.2.3-21-17130  
Test basis: Baustoffliste ÖA  
Subject: <p>Austria ÜA Series 303</p>

## Images & video – 01.303.00.02

Main image: https://www.gebo.group/assets/media/15/1540/804x804/standard/01.303.00.03_MIG_1.4e972dff.webp  
Additional images: https://www.gebo.group/assets/media/15/1541/804x804/standard/01.303.00.03_MIG_2.a9311b0c.webp, https://www.gebo.group/assets/media/15/1542/804x804/standard/01.303.00.03_MIG_3.c3832c9b.webp  
Dimensional drawing: https://www.gebo.group/assets/media/15/1538/3360x2520/standard/minigebo.f0ea4e4c.webp  
Assembly video: https://www.youtube.com/watch?v=3hjF7TpHxlU

## Downloads – 01.303.00.02

Assembly instructions: https://www.gebo.group/en/redirect/assembly-instructions/01.303.00.02/  
GEBO Catalogue (Catalogue): https://www.gebo.group/assets/media/30/3003/CATALOG_GEBO_EN_2026.pdf

## Availability – 01.303.00.02

Available in: de-DE, en