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16 Channel Relay Module

Harga reguler £16.49
(PPN Inc)

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16 Channel Relay Module

16 Channel Relay Module

£16.49

5V 16-Channel Relay Module with Optocoupler Isolation (High/Low Level Trigger)

This 5V 16-channel relay module uses SMD optocoupler isolation to provide stable performance and reliable driving capability. Each relay channel supports selectable high or low level triggering via jumper configuration, allowing flexible control options. A fault-tolerant design ensures the relays will not operate if a control signal line is disconnected.

Key Features

  • 16 independent relay channels with selectable high or low level trigger per channel

  • SMD optocoupler isolation for stable performance and strong driving capability

  • Trigger current: 5mA

  • Fault-tolerant design prevents relay operation if the control line is broken

  • LED indicators:

    • Green power indicator

    • Red relay status indicators for all 16 channels

  • User-friendly terminal interfaces for direct wiring connections

Relay Specifications

Parameter Specification
Relay type Normally open / normally closed
Maximum load (AC) 250V / 10A
Maximum load (DC) 30V / 10A
Operating voltage 5V

Module Specifications

Item Details
Mounting design Four mounting bolt holes

Interface Description

Power Input

  • DC+: 5V positive power supply

  • DC−: Negative power connection

Control Inputs

  • IN1–IN16: Control inputs for each relay channel, configurable as high or low trigger via jumper

Relay Outputs

  • NO1–NO16: Normally Open contacts

  • COM1–COM16: Common contacts

  • NC1–NC16: Normally Closed contacts

High / Low Trigger Selection

  • S1–S16 jumpers correspond to relay channels 1–16

  • Short COM to LOW: Low-level trigger

  • Short COM to HIGH: High-level trigger

Package Includes

  • 1 × 5V 16-Channel Relay Module with Optocoupler Isolation

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