Model: Y401-44-L
Key Features
Four-channel LoRa pair mirrors DI/DO states over 5 km line-of-sight
Each relay handles AC 250 V/5 A or DC 28 V/5 A loads
Bidirectional design allows either station to command the remote outputs
Four-channel LoRa point-to-point kit that mirrors digital inputs to remote relays in both directions across 5 km links with zero configuration.
Key Features
Four-channel LoRa pair mirrors DI/DO states over 5 km line-of-sight
Each relay handles AC 250 V/5 A or DC 28 V/5 A loads
Bidirectional design allows either station to command the remote outputs
9–36 VDC input, reverse polarity, DIN rail clip, and per-channel LEDs
| Wireless | Frequency Band | 398~525 MHz |
| Range | 5000 m line-of-sight | |
| Antenna | SMA connector, 470 MHz magnetic antenna | |
| Power Supply | Voltage | DC 9~36V |
| Max Power | 2.5 W | |
| Operating Temperature | -20°C ~ +85°C | |
| Humidity | 10~90% RH | |
| Digital Inputs | Channels | 4 |
| Type | Dry contact, NPN, or relay input | |
| Digital Outputs | Channels | 4 |
| Type | SPDT relays | |
| Rating | AC 250V 5A / DC 28V 5A | |
| Mechanical | Dimensions | 88 × 85 × 59 mm |
| Weight | ≈100 g | |
| Mounting | 35 mm DIN rail or screw | |
| Protection | IP20 |