Description
GEMÜ 554 25D 137 51 1
High-purity pneumatic angle seat valve engineered for demanding process control in food, pharmaceutical, and chemical industries
| Brand | GEMÜ |
| Model | 554 25D 137 51 1 |
| Voltage | 24V DC (solenoid pilot) |
| Country of Origin | Germany |
| Weight | 1.8 kg |
| Dimensions | 130x85x160 mm |
| Warranty | 6 months |
| Certifications | CE, FDA, 3-A, ATEX II 2G |
| SKU / MPN | 554 25D 137 51 1 |
| What’s in the box | Angle seat valve body, pneumatic piston actuator, solenoid pilot valve, mounting hardware, installation manual |
| Nominal Diameter | DN25 (1 inch) |
| Body Material | Stainless Steel 1.4401 (AISI 316) |
| Actuator Type | Pneumatic Piston Actuator, Normally Closed |
| Connection | Threaded Connection (NPT/ISO 7-1) |
| Max Operating Pressure | 16 bar |
| Temperature Range | -10°C to +180°C |
Key benefits: Exceptional flow characteristics with minimal pressure drop, self-cleaning angle seat design, high cycle life, easy maintenance with replaceable seals, compact actuator for tight installations
Typical applications: CIP/SIP systems, dosing lines, steam sterilization, liquid filling machines, brewing processes, pharmaceutical fluid transfer, chemical dosing
Lifecycle: Active product, 15+ years availability, GEMÜ standard catalog item
Our Advantages
Exact match for many brands
We make replacements easy with an exact match for almost any brand.
We use OEM catalogs to match your part number
Don't worry about ordering the wrong part by matching your part number with our OEM catalogs.
Competitively priced
Shop with confidence knowing we are offering very competitive pricing!
Orders usually ship the same day
Rest assured your order will arrive as soon as possible knowing we usually ship the same day.
Individually inspected
Before any package is shipped we carefully inspect every product to ensure quality.
Guaranteed for one full year
All of our New Surplus and Reconditioned products come with a 1 year warranty.
Run Business
Building a reputation for quality products at a reasonable price. Our inventory is far more extensive than what can be represented on our web site, so please call one of our knowledgeable salesmen with your specific needs.




Kevin H. –
Good quality sensor, accurate readings. Will order more for our production line.