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Description
Features:
| CATEGORY | SPECIFICATIONS |
|---|---|
| Product Name | 5V 16-Channel Relay Module (Optocoupler + LM2576 Power Supply) |
| Module Type | Multi-Channel Relay Control Board |
| Channel Count | 16 Channels (individually controllable) |
| Working Voltage | DC 5V |
| Power Supply Design | Onboard LM2576 buck converter (no external power module required) |
| Driver Current per Channel | ~15–20 mA |
| Trigger Logic | Active-low input (I/O port driver) |
| Isolation Type | Optocoupler (light coupling isolation) |
| Relay Contact Rating | AC 250V / 10A |
| Control Compatibility | Arduino, 8051, AVR, PIC, DSP, ARM, MSP430, TTL logic |
| Output Control | Each channel can be independently ON/OFF controlled |
| Relay Interface | NO (Normally Open), NC (Normally Closed), COM (independent per relay) |
| Indicator LEDs | Relay status LED for each channel |
| Control Interface | Standard MCU-compatible digital input pins |
| Power Design Note | Onboard power module generates slight heat (normal operation) |
| Load Usage Note | Avoid continuous high-power loads (~2000W) for long durations |
| Anti-interference Design | Industrial-grade optocouplers for strong noise immunity |
| Wiring Interface | Screw terminal / direct lead connection support |
| Special Features | Full-channel independent control, flexible signal routing |
| Applications | Industrial automation, smart home, PLC expansion, MCU control systems |
| Key Advantage | Integrated power supply + high channel count + strong isolation |
Package Includes :
1 x 5V 16 Channel Relay Module with Light Coupling LM2576 Power Supply
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5V 1 Channel Relay with Optocoupler Module
Dikavs
$1.16
Features:
CATEGORY
SPECIFICATIONS
Product Name
1-Channel 5V Op