Description
TERASAKI S400-NEG Emergency Generator Main Switch
Reliable emergency generator main switch for safe and efficient power distribution.
| Brand | TERASAKI |
| Model | S400-NEG |
| Voltage | Not specified |
| Country of Origin | Japan |
| Weight | 25 kg |
| Dimensions | 500 x 400 x 300 mm |
| Warranty | 1 year |
| Certifications | CE, IEC |
| SKU / MPN | S400-NEG |
| What’s in the box | Main Switch, Installation Kit, User Guide |
| Rated Current | 400A |
| Breaking Capacity | Not specified |
| Number of Poles | 3 |
| Operating Temperature | -20°C to 60°C |
| Enclosure Type | Metal |
| Mounting Type | Panel Mount |
Key benefits: Ensures safe operation, easy installation, durable construction.
Typical applications: Emergency power systems, backup generators, industrial facilities.
Order number: TERASAKI S400-NEG Emergency Generator Main Switch
Lifecycle: Active
Documentation: User manual, installation instructions, safety guidelines
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. –
Arrived in perfect condition. Ran diagnostics, all outputs nominal.