---
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title: "Citel DDC40CS DC Surge Protector Type 2 75Vdc"
description: "High-performance DC protection for 75Vdc systems. Citel Type 2, 1 TE width, pluggable modules, and 5-year warranty. Order at ESTG!"

type: product_page

---

# Citel DDC40CS - DC Surge Protector - Type 2 - 75Vdc - Art.No.: 828410521

## Specifications

- **Brand**: Citel
- **HS code**: 85363030
- **Manufactor**: Citel
- **Net Height**: 90 MILLIMETER
- **Net Length**: 73.5 MILLIMETER
- **Net Weight**: 0.115 KILOGRAM
- **Net Width**: 18 MILLIMETER
- **Origin**: France

## Space-efficient DC protection: Citel DDC40CS Type 2


The **Citel DDC40CS** is a professional-grade Type 2 surge protector designed for DC power networks with a nominal voltage of 75 Vdc. This compact module features a plug-in design for tool-free module replacement, significantly reducing maintenance time on-site. Its robust MOV technology provides high discharge capacity within a narrow 1 TE format, making it ideal for crowded industrial enclosures.


### Key benefits for installers:


- **Compact 1 TE housing:** Optimizes cabinet space with an 18 mm mounting width.
- **Tool-free maintenance:** Pluggable modules allow for quick service without disconnecting the main wires.
- **Remote signaling included:** Equipped with a mechanical status indicator and a dry changeover contact for remote failure monitoring.
- **High performance:** Capable of handling maximum discharge currents (Imax) up to 40 kA per pole.
- **Proven reliability:** Fully compliant with international standards and backed by a 5-year warranty.


### Technical specifications:


- **SPD type:** Type 2 (compliant with IEC/EN 61643-11)
- **Max. continuous operating voltage (Uc):** 100 Vdc
- **Nominal discharge current (In):** 20 kA per pole
- **Maximum discharge current (Imax):** 40 kA per pole
- **Protection level (Up):** 390 V
- **Operating temperature:** -40°C to +85°C


Ensure the highest safety standards for your 75Vdc projects. Order the Citel DDC40CS today at ESTG.

## Downloads

- [Citel DDC40CS 20 100 Datasheet](https://cdn.estg.eu/p/b/e/1/b/be1b1d9316bcc702dfb2770c7467c487178ca2b1_Citel_DDC40CS_20_100_Datasheet.pdf)
- [Citel DDC40CS 20 100 Installation Manual](https://cdn.estg.eu/p/2/3/0/8/23088a4e5b7e0c4641a45ed56f063a1053096d8b_Citel_DDC40CS_20_100_Installation_Manual.pdf)