Shenzhen Hengyo Power Technology Co., Limited
                                                                                                           
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Eaton SD16R 16V DIN Rail Mount Intrinsically Safe Surge Protector for 4-20mA Signal Loops

Price Negotiable
Price: Negotiable
MOQ: 1
Delivery Time: ship out immediately after payment received
Brand: MTL
Product Description
Eaton SD16R Intrinsically Safe Surge Protector
The SD16R is a high-performance intrinsically safe surge protection device (SPD) specifically engineered for industrial process control systems and hazardous area applications. Designed to safeguard sensitive signal loops, field instruments, and transmitters, it effectively suppresses lightning surges, transient overvoltages, and electromagnetic interference—ensuring uncompromised signal integrity and preventing costly equipment damage in harsh industrial environments.
Featuring a compact, rugged design and DIN rail mounting capability, the SD16R offers easy installation and space-saving integration into control cabinets. With a rated voltage of 16V, it is optimized for low-power signal loops, delivering low insertion loss, high signal transparency, and stable performance—making it an ideal solution for protecting 4-20mA analog signal loops and low-power industrial devices in hazardous zones.
Key Features
  • Intrinsically safe design, suitable for hazardous area operations
  • Rated voltage: 16V, tailored for low-power signal loop protection
  • High bandwidth performance to maintain signal transmission quality
  • Efficient surge suppression and overvoltage protection to shield equipment
  • DIN rail mounting for quick, tool-free installation
  • Compact size to save valuable space in control cabinets
  • Low insertion loss and high signal transparency, no signal distortion
  • Rugged industrial construction for long service life in harsh conditions
  • Compatible with 4-20mA analog signal loops and various field instruments
Technical Specifications
  • Model: SD16R
  • Type: Intrinsically Safe Surge Protective Device (SPD)
  • Rated Voltage: 16V
  • Mounting Type: DIN Rail Mount
  • Protection Function: Surge suppression, overvoltage protection
  • Application: 4-20mA signal loops, field instruments, transmitters
  • Suitable Environments: Hazardous areas (Zone 1/2), industrial automation, process control
  • Performance: Low insertion loss, high signal transparency, fast surge response
Applications
The SD16R surge protector is widely applied in industrial automation, process control systems, and hazardous area facilities across key industries, including oil & gas, chemical processing, pharmaceutical manufacturing, metallurgy, and food & beverage processing.
It provides reliable protection for pressure transmitters, temperature sensors, flow meters, and other low-power field instruments, ensuring stable operation of critical signal loops and preventing equipment failures caused by lightning surges, switching transients, or electromagnetic interference.
Why Choose SD16R?
The SD16R combines professional intrinsically safe protection with user-friendly design and cost-effective performance. Its compact size and DIN rail mounting simplify installation, reducing labor costs and setup time, while its robust surge suppression capability minimizes downtime and extends the service life of industrial equipment.
Compliant with strict industrial safety standards, the SD16R is ideal for hazardous area applications, providing peace of mind for industrial operators. Whether for new installations or system retrofits, it is a reliable, high-performance surge protection solution for critical signal loops and field instruments.

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Company Shenzhen Hengyo Power Technology Co., Limited
Location Room 2407, B Block No.145 Chengshi Zhuchang Bld, Bagua 2nd Rd, Futian Dist. Shenzhen City, China 518029
Contact Person Vivian Chan

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