# Rainbowally RPM-40 SPD AC Power Supply 385V

Ensure robust protection for your electrical systems with the **Rainbowally RPM-40 SPD AC Power Supply 385V**. This advanced surge protection device is engineered for AC power supply applications, offering reliable performance and safeguarding equipment from voltage fluctuations. Its industrial automation compatibility makes it an essential component for maintaining system integrity and preventing costly downtime.

The **Rainbowally RPM-40 SPD** is designed with precision, featuring a nominal voltage UC of 385V~ and 255V~. It boasts a significant maximum discharge current In of 20kA 8/20µS and an impressive Imax of 40kA 8/20µS, providing superior protection against transient overvoltages. This power supply unit is ideal for integration into complex control systems where consistent power and protection are paramount.

Key Features:

-   High surge capacity with **20kA In** and **40kA Imax** ratings.
-   Durable construction for long-lasting industrial use.
-   Efficient power protection for AC systems.
-   Wide voltage compatibility of **385V~** and **255V~**.
-   Lightweight design at 500 grams for easy installation.

Specifications:

-   Nominal Voltage (UC): 385V~ 255V~
-   Maximum Discharge Current (In): 20kA (8/20µS)
-   Maximum Discharge Current (Imax): 40kA (8/20µS)
-   Weight: 500 grams

Trust in **Rainbowally** for high-quality power solutions. The **RPM-40 SPD** is a testament to their commitment to reliability and performance in industrial automation. Enhance your system's resilience today by choosing this dependable surge protection device.

## Details

- **Price:** 999.0 USD
- **Vendor:** Rainbowally
- **Type:** Industrial Automation > Surge Protection > AC Power Supply
- **Tags:** 385v, ac power supply, electrical protection, industrial automation, power supply unit, rainbowally, rainbowally rpm-40 spd, surge protection, voltage protection

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Used | 999.00 USD | In stock |

## Images

- Rainbowally RPM-40 SPD AC Power Supply 385V-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/rainbowally-rpm-40-spd-ac-power-supply-385v)
> Updated: 2026-10-04