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SEALEVEL | SeaIO

SeaI/O-450U-OEM

Now includes NABL Calibration Certificate.
Rs. 33655.00

The SeaI/O-450U-OEM offers 16 SPDT Form C relays for reliable DC switching up to 60VDC @ 2A. Controlled via USB using Modbus RTU, it provides easy wiring and secure power input for industrial control systems..

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  • Detail
  • Special Features
  • Specification

The SeaI/O-450U-OEM is a USB-based I/O module featuring 16 SPDT Form C relays for industrial control applications. The Form C relays allow for DC switching of up to 60VDC @ 2A, ideal for devices like HVAC systems, security controls, and alarm systems. The relays are grouped into four-bit segments for easy wiring, and the module is powered via 9–30VDC input.

Communication with the control system is done via USB using the Modbus RTU protocol, simplifying integration. The module supports up to 246 additional SeaI/O N-series modules for expansion and uses the SeaLATCH USB port for a secure, metal-to-metal connection, preventing accidental disconnections.

  • 16 SPDT Form C Relays – Capable of switching up to 60VDC @ 2A, ideal for low-current DC loads

  • Sealevel SeaMAX API – Easily integrates with Windows and Linux systems

  • Removable Screw Terminals – Simplify wiring, with each relay grouped into four-bit segments

  • Power Input – Operates on 9–30VDC, with optional Sealevel power supply options

  • USB Communication – Uses Modbus RTU over USB for seamless integration into control systems

  • Expansion Capability – Supports up to 246 additional SeaI/O N-series modules

  • SeaLATCH USB Port – Secure connection with metal thumbscrews to prevent disconnections

  • Board-Only Design – Compact and ready for custom enclosures

  • Included USB Cable – Comes with a 6' USB Type A to SeaLATCH USB Type B cable (Item# CA356)

Parameter Details
Model Number 450U-OEM
Form Factor Board Only
Host Interface USB
Communication Protocol Modbus RTU
Number of Inputs 0
Input Type N/A
Number of Outputs 16
Output Type Form C Relays (60VDC @ 2A)
Power Requirement 9–30 VDC @ 4.0W
Expansion Capability Supports up to 246 SeaI/O N-Series Modules
Software Compatibility SeaMAX API (Windows/Linux), Modbus RTU
iOS App Support N/A
Operating Temperature 0°C to 70°C (32°F to 158°F)
Storage Temperature -50°C to 105°C (-58°F to 221°F)
Humidity Range 10–90% RH, Non-Condensing
Dimensions (inches) 7.5" (L) x 5.0" (W) x 0.8" (H)