# WAGO Current Transformer 855-405/400-509 PRC 400A SRC 5A

Ensure accurate power monitoring with the WAGO Current Transformer, part number **855-405/400-509**. This essential component for industrial automation systems provides reliable current measurement for control and protection applications. It is designed for robust performance in demanding environments, making it a trusted choice for system integrators and maintenance professionals. The WAGO **855-405/400-509** is engineered for precision and durability.

This WAGO Current Transformer model **855-405/400-509** is built to handle a primary current of 400A and a secondary current of 5A, adhering to PI-CT PRC standards. It integrates seamlessly into various automation setups, supporting efficient energy management and fault detection. For users seeking dependable current measurement in their automation projects, this transformer offers consistent accuracy and long-term operational stability. It is a key element in maintaining the integrity of electrical systems.

-   High precision current measurement with a 400A primary rating
-   Durable construction for industrial automation environments
-   Reliable 5A secondary output for easy integration with control systems
-   Meets PI-CT PRC standards for assured performance
-   WAGO brand quality and trustworthiness

### Specifications

Primary Current Rating 400A Secondary Current Rating 5A Model 855-405/400-509

The WAGO Current Transformer **855-405/400-509** represents a commitment to quality and performance in industrial automation. Its robust design and precise measurement capabilities make it an indispensable tool for monitoring and controlling electrical loads. Trust WAGO for your critical automation needs and experience the reliability that professionals depend on. Explore the capabilities of the **855-405/400-509** for your next project.

## Details

- **Price:** 999.0 USD
- **Vendor:** WAGO
- **Type:** Industrial Automation > Measurement & Control > Current Transformers
- **Tags:** 855-405/400-509, control systems, current measurement, industrial automation, prc 400a, src 5a, wago current transformer

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 999.00 USD | In stock |

## Images

- WAGO Current Transformer 855-405/400-509 PRC 400A SRC 5A-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/wago-current-transformer-855-405-400-509)
> Updated: 2026-10-11