The Everything New Teacher Book: A Survival Guide for the First Year and Beyond (Everything® Series)

YQSIYU Solid State Relay 60DD Input 3-32V DC Single Phase Solid State Relay to Output 12-220V DC 60A

Aigoodele 100A Industrial SSR Output Single Phase SSR Solid State Relay 100A 3-32V DC to 24-480V AC H3100ZF

DIANN 2pcs 12V 30A 2-Channel Relay Module High Low Level Trigger with Optocoupler Isolation Load DC 30V AC 250V 30A for PLC Automation Equipment Control Industrial Control

YQSIYU SSR-15DA Solid State Relay DC to AC, Input 3-32VDC to Output 24-480VAC 15A, for Industrial Automation Devices

Aigoodele Industrial Solid State Relay, 400A DC Control AC SSR Industrial Solid State Relay H3400ZF Anti-Vibration for Petrochemical Equipment

Aigoodele 300A Industrial Solid State Relay SSR Load 48-480VAC Solid State Relay H3300ZF Anti-Vibration for Petrochemical Equipment

200A Industrial Solid State Relay, High Switching Speed Noiseless Industrial Solid State Relay Relay DC Control AC SSR Anti Vibration for Petrochemical Equipment

Industrial 25A DC to AC Solid-State Relay with Terminal & Transparent Cover - Input 3-32 VDC & Output 24-380 VAC, Max Rating 25A Peak, 10A Continuous - Reliable Switching Solution for Industrial