Eaton SD32MXL-BCN DIN Rail Mount Surge Protection Device 32V DC with 20kA Surge Current Capacity and ATEX IECEx Certification

Name: Eaton SD32MXL-BCN DIN Rail Mount Surge Protection Device 32V DC with 20kA Surge Current Capacity and ATEX IECEx Certification
Brand: Shenzhen Hengyo Power Technology Co., Limited
SKU: SD32MXL-BCN
Availability: InStock

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Eaton SD32MXL-BCN DIN Rail Mount Surge Protection Device 32V DC with 20kA Surge Current Capacity and ATEX IECEx Certification

Large Image : Eaton SD32MXL-BCN DIN Rail Mount Surge Protection Device 32V DC with 20kA Surge Current Capacity and ATEX IECEx Certification

Product Details:

Place of Origin:	India
Brand Name:	MTL
Certification:	CE
Model Number:	SD32MXL-BCN

Payment & Shipping Terms:

Minimum Order Quantity:	1
Price:	Negotiable
Packaging Details:	original package
Delivery Time:	ship out immediately after payment received
Payment Terms:	T/T,Western Union
Supply Ability:	500pcs/month

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Eaton SD32MXL-BCN DIN Rail Mount Surge Protection Device 32V DC with 20kA Surge Current Capacity and ATEX IECEx Certification

Description

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
Highlight:	Modular Range Surge Protector , Range Surge Protector Device , MTL Range Surge Arrestor

Eaton SD32MXL-BCN DIN Rail Mount Surge Protection Device

Product Overview

The SD32MXL-BCN is a high-performance modular surge protection device (SPD) from Eaton's MTL SD Modular range, designed to safeguard sensitive signal and process I/O equipment from damaging voltage transients and lightning-induced surges on control loop cabling.
Featuring a plug-and-base modular design, this SPD combines a base unit with screw terminals and a replaceable surge protection plug, enabling quick maintenance without disconnecting field wiring or interrupting system operation. With a surge current capacity of 20kA and an operating voltage of 32V, the SD32MXL-BCN is specifically optimized for 4-20mA signal loops and other process control applications.
Certified with ATEX and IECEx approvals for hazardous area installations, this device delivers robust protection for industrial automation systems in harsh and potentially explosive environments.

Model Number Decoding

Code Segment	Meaning
SD	Surge Protection Device (SPD)
32	Maximum continuous operating voltage — 32V
MXL	Modular design with extra-low loop resistance for high-performance signal integrity
BCN	Configuration variant — Base with screw terminals, Certified version (hazardous area approved)

"BCN" suffix indicates full hazardous area certification (ATEX/IECEx) and compatibility with standard industrial wiring.

Key Features & Benefits

20kA Surge Current Capacity: Handles maximum surge currents of 20kA (8/20μs waveform), providing robust protection against lightning strikes and power grid switching transients
Modular Plug-and-Base Design: The base installs permanently with screw terminals, while the surge protection plug is easily replaceable — no need to disconnect field wiring or interrupt the control loop during maintenance
ATEX and IECEx Certified: Intrinsically safe for use in potentially explosive atmospheres (Zone 0, 1, 2), making it suitable for oil & gas, chemical, and pharmaceutical facilities
Optimized for 4-20mA Loops: Specifically engineered for process I/O applications, supporting 2-wire, 3-wire, and 4-wire transmitters with negligible signal degradation
Ultra-Slim Form Factor: The compact modular design saves valuable panel space in crowded electrical enclosures
Multi-Stage Hybrid Protection: Advanced circuitry combining gas discharge tube (GDT) and solid-state components for fast response and reliable clamping
10-Year Warranty: Backed by Eaton's industry-leading "No Fuss" warranty, ensuring long-term reliability

Technical Specifications

Parameter	Value
Manufacturer	Eaton (MTL Instruments Group)
Series	MTL SD Modular Range
Product Model	SD32MXL-BCN
Max. Continuous Operating Voltage (Uc)	32V DC
Maximum Surge Current (8/20 μs)	20kA
Nominal Discharge Current (8/20 μs)	3kA (typical for MTL SD series)
SPD Type	Type 1 / Type 2 (suitable for service entrance and distribution panels)
Protection Technology	Multi-stage hybrid (GDT + solid-state)
Loop Resistance	Extra-low (MXL design — minimal signal interference)
Bandwidth	Compatible with 4-20mA and HART communication protocols
Terminal Type	Screw terminals (base unit)
Mounting	DIN rail (standard top-hat rail 35mm)
Dimensions (Width)	8mm (ultra-slim single channel)
Weight	Approx. 67g (plug + base)
Operating Temperature	-40°C to +80°C
Storage Temperature	-40°C to +80°C
Certifications	ATEX, IECEx, UL-BR19.0285X (Brazil InMetro)
Warranty	10 years
Country of Origin	India

Applications

The SD32MXL-BCN is specifically designed to protect critical process instrumentation in demanding environments:

Industry	Application
Oil & Gas	Offshore platforms, refineries, pipelines — protects pressure/temperature transmitters and flow meters
Chemical Processing	Reactor monitoring, hazardous area instrumentation requiring ATEX certification
Pharmaceutical	Sterile processing, clean room equipment in potentially explosive atmospheres
Power Generation	Steam/gas turbine monitoring, boiler control systems, SCADA communications
Water/Wastewater	Pump station instrumentation, treatment plant sensors, remote telemetry units (RTUs)
Industrial Automation	PLCs, DCS systems, remote I/O, and fieldbus networks with 4-20mA signal loops

Suitable for protecting 2-wire, 3-wire, and 4-wire transmitters measuring pressure, temperature, level, flow, and pH.

Why Choose the SD32MXL-BCN?

Maintenance Without System Shutdown — The modular plug-and-base design is the key differentiator. The base installs permanently with screw terminals, while the surge protection plug can be replaced without disconnecting field wiring or interrupting the 4-20mA loop. This eliminates costly process downtime during maintenance.

Certified for Hazardous Areas — With ATEX and IECEx certifications, the SD32MXL-BCN is approved for installation in potentially explosive atmospheres, making it the trusted choice for Zone-classified environments where non-certified products cannot be used.

Optimized for Signal Integrity — Unlike general-purpose surge protectors that degrade 4-20mA signals, the MXL (extra-low resistance) design introduces minimal loop resistance, preserving measurement accuracy and ensuring reliable HART communication.

Space-Saving Design — At just 8mm width per channel, the ultra-slim form factor allows high-density mounting on DIN rails, maximizing panel space in retrofit and greenfield installations.

Compliance & Certifications

Certification	Status
ATEX	✅ Certified for hazardous area installations
IECEx	✅ International certification
UL-BR (InMetro)	✅ Certificate UL-BR19.0285X (valid until 2028)
Functional Safety	✅ Suitable for use in SIL-rated loops per IEC 61508/61511
RoHS	✅ Compliant
REACH	✅ Compliant

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