# 480V Step Down Autotransformer. 480 V to 277V, Max Wattage 250W | Crescent Electric Supply Company

**Manufacturer:** Keystone  
**MPN:** `KTAT-250-480-277 /A-DP`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Keystone |
| Manufacturer name | Keystone |
| Manufacturer | Keystone |
| CategoryL1 | Power Distribution and Protection |
| CategoryL2 | Transformers |
| CategoryL3 | Lighting Transformers |
| Extra Product Name | 480V Step Down Autotransformer. 480 V to 277V, Max Wattage 250W \| Crescent Electric Supply Company |
| UPC | 890949013809 |
| countryOfOrigin | China |
| moq | 1 |
| MPN | KTAT-250-480-277 /A-DP |
| multiple | 1 |
| qtyInStock | 0 |
| SKU | 1253650 |
| Catalog Number | KTAT-250-480-277 /A-DP |
| Brand | Keystone |
| Country of Origin | China |
| Made in USA | No |
| GTIN | 00890949013809 |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| crescentelectric.com | 1253650 |  |  | None | 1 |

---
Structured data: `/python/html6/product/500/215000000/215469500/part_--KTAT250480277ADP---Keystone--1f691bb43b.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp