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Shenzhen Hengyo Power Technology Co., Limited

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China SD55R Industrial Surge Protection Device with 20kA Surge Current Capacity DIN
China SD55R Industrial Surge Protection Device with 20kA Surge Current Capacity DIN

  1. China SD55R Industrial Surge Protection Device with 20kA Surge Current Capacity DIN

SD55R Industrial Surge Protection Device with 20kA Surge Current Capacity DIN

  1. MOQ: 1
  2. Price: Negotiable
  3. Get Latest Price
Payment Terms T/T,Western Union
Supply Ability 500pcs/month
Delivery Time ship out immediately after payment received
Packaging Details original package
Condition original brand new
Warranty one year
Series Eaton Crouse-Hinds series
Shipping way DHL FedEx express
Application Automation Industries, oil, gas, chemical industries
Certificate CE ISO TUV
Brand Name EATON
Model Number SD55R
Place of Origin India
Certification CE SIL3

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms T/T,Western Union Supply Ability 500pcs/month
Delivery Time ship out immediately after payment received Packaging Details original package
Condition original brand new Warranty one year
Series Eaton Crouse-Hinds series Shipping way DHL FedEx express
Application Automation Industries, oil, gas, chemical industries Certificate CE ISO TUV
Brand Name EATON Model Number SD55R
Place of Origin India Certification CE SIL3
High Light Eaton Surge Protection DeviceSurge Protection Device SD55REaton Surge Arrester IP54
SD Series SD55R Industrial Surge Protection Device DIN Rail Mounted 55V DC Transmitter Protection
Product Overview

The SD55R is a high-performance surge protection device (SPD) designed to safeguard sensitive electronic equipment and control systems from damaging voltage transients and surges. Manufactured by leading brands including MTL and Weidmuller, this DIN-rail mounted protector is the ideal solution for industrial automation, process control, and communication systems where reliability is critical.

With a compact ultra-slim design, the SD55R delivers multistage hybrid protection circuitry, ensuring your valuable assets remain operational even in harsh electrical environments.

Key Features & Benefits
  • High Surge Current Capacity: Handles maximum surge currents up to 20kA (8/20 µs waveform), providing robust protection against lightning strikes and power grid fluctuations.
  • Fast Response Time: Responds to overvoltage events in less than 1 nanosecond, clamping transients before they can damage downstream equipment.
  • High Bandwidth (50 MHz): Features a wide bandwidth design, making it suitable for high-frequency signal lines without signal degradation.
  • DIN Rail Mounting: Engineered for standard top-hat rail (DIN rail) and G-rail installation, allowing for quick integration into existing electrical cabinets with minimal space usage.
  • ATEX Certified: Available with intrinsically safe certification for use in potentially explosive atmospheres (specific variants).
  • 10-Year Product Warranty: Backed by industry-leading reliability and manufacturer warranty.
Technical Specifications
Parameter Value
Manufacturer MTL / Weidmuller
Nominal Voltage (DC) 55 V
Nominal Voltage (AC) 38 V
Nominal Current 400 mA
Maximum Surge Current (8/20 µs) 20 kA
Nominal Discharge Current 3 kA
Signal Bandwidth 0 - 50 MHz
Series Resistance 10 Ω / line
Voltage Protection Level (Up) < 90 V (at 1kV/µs)
Mounting Type DIN Rail (Top Hat Rail / G-rail)
Product Status Active, RoHS Compliant, Lead-free
Source: Technical datasheets
Applications

The SD55R is specifically designed to protect critical components in various sectors:

  • Industrial Automation: Protects PLCs, DCS systems, sensors, and actuators from inductive load switching transients.
  • Process Control (I/O): Safeguards 2-wire and 3-wire transmitters, RTDs, and field wiring in refineries and chemical plants.
  • Telecommunications: Ensures signal integrity for communication equipment, servers, and data lines operating at high frequencies.
  • Power Generation: Shields substation relays and monitoring equipment from lightning-induced surges.
Why Choose the SD55R?

Unlike standard surge protectors that degrade signal quality, the SD55R's low capacitance and high-bandwidth design ensures that your data or control signals pass through unaffected until a surge occurs. Its ultra-slim footprint allows for high packing density on the DIN rail, saving valuable cabinet space.

Ordering Information
  • Part Number: SD55R
  • Alternative Cross-References: MTL SD55R, Weidmuller SD55R
  • Packaging: Single unit (1 piece minimum order quantity)
  • Shipping: In-stock items ready for immediate dispatch via DHL, FedEx, UPS, or TNT (2-5 days delivery)

Company Details

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,

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 from Quality China Factory
  • Business Type:

    Distributor/Wholesaler,Exporter,Seller,Manufacturer,Trading Company

  • Year Established:

    2013

  • Total Annual:

    2000000-5000000

  • Employee Number:

    20~50

  • Ecer Certification:

    Verified Supplier

Shenzhen Hengyo Power Technology Co., Limited is your best partner for industrial automation. We provide ideal design and solution for automated industries with products from different international brands like MTL, PEPPERL+FUCHS, Phoenix Contact, Weidmueller, Honeywell, Max, Tamagawa, Delta, Panaso... Shenzhen Hengyo Power Technology Co., Limited is your best partner for industrial automation. We provide ideal design and solution for automated industries with products from different international brands like MTL, PEPPERL+FUCHS, Phoenix Contact, Weidmueller, Honeywell, Max, Tamagawa, Delta, Panaso...

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Get in touch with us

  • Reach Us
  • Shenzhen Hengyo Power Technology Co., Limited
  • Room 2407, B Block No.145 Chengshi Zhuchang Bld, Bagua 2nd Rd, Futian Dist. Shenzhen City, China 518029
  • https://www.ac-servomotors.com/

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