Waveshare 8-ch Relay Expansion Board for Raspberry Pi

• Product type: Modules Expansions Accessories
• Brand: Waveshare
• Compatibility: Raspberry Pi A+/B+/2B/3B/3B+
• Material: High-quality components
• Key feature: 8 relay channels
• Color/Variant: Standard rail mount
• Intended use: Control high voltage products
• Category: Electronics Module

OverviewThe RPi Relay Board (B) is an expansion board with 8-ch relays for Raspberry Pi. It gives your Pi the ability to control high voltage products such as home appliances.Features1. Supports Raspberry Pi A+/B+/2B/3B/3B+2. High quality relays, loads up to 5A 250V AC or 5A 30V DC3. Photo coupling isolation, prevent interference from high voltage circuit4. Standard rail mount bottom case5. Onboard LEDs for indicating relays status6. Relay control pin selection jumper, allows to control the relays by custom pins other than the default pins7. Reserved control Interface, allows to work with controllers like PLC8. Comes with development resources, including examples in wiringPi, bcm2835, python, python-bottle (webpage control), and crontab (cron job)Specifications1. Power supply voltage: 5V2. Trigger signal: 3.3V/5V3. Relay channels: 8-ch4. Contact form: SPDT-NO,NC5. Closed current: 6mA (per channel)6. Connector: screw terminal block7. Dimension: 232 × 72 (mm)8. Mounting hole size: 3.0mm