Transparent Cover ESP32 Devkit Expansion Board Din Rail 5.0 Cross Terminal Block 8,87 EUR a 12,53 EUR
0.01-100KHz Adjustable Sine Wave 7.83Hz Resonance Generator Ultra Low Frequency 14,33 EUR a 19,68 EUR
12W AC 220V to Dual DC ±5V ±12V ±15V Linear power supply LDO Converter AC-DC kit 13,79 EUR a 15,68 EUR
7.83Hz Schumann Wave Pulse Generator Type-C Power Supply Pulse Audio Resonator U 4,47 EUR a 13,43 EUR
12V 24V 20A 32CH RS485 Relay Module Multifunction Modbus RTU Switch PLC Remote I 37,59 EUR a 41,27 EUR