Description
UE J402K-S157B
Reliable mechanical differential pressure switching for industrial equipment protection and process control
| Brand | UE |
| Model | J402K-S157B |
| Voltage | 250V AC / 28V DC maximum contact rating |
| Country of Origin | United States |
| Weight | Approximately 0.9 kg |
| Dimensions | Approximately 160 x 100 x 75 mm |
| Warranty | 6 months |
| Certifications | UL and CSA recognized components |
| SKU / MPN | J402K-S157B |
| What’s in the box | UE J402K-S157B differential pressure switch, mounting hardware, product documentation |
| Product Type | Differential pressure switch |
| Pressure Sensing | Adjustable differential pressure monitoring |
| Switch Output | SPDT mechanical contacts |
| Electrical Rating | 250V AC / 28V DC maximum |
| Process Connection | Industrial pressure ports, configuration dependent |
| Enclosure | Industrial housing for control and monitoring applications |
Key benefits: Adjustable pressure setpoint, durable industrial construction, simple mechanical operation, dependable alarm and shutdown control
Typical applications: HVAC airflow monitoring, filter condition detection, fan proving, pump protection, burner control, and industrial process systems
Lifecycle: New product; expected service life depends on operating conditions and maintenance
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.







Daniel W. –
Received the connectors and cables quickly. All items were as described.