TRH50A 50W Switching Adapters Cincon TRH50A 50W Switching Adapters provide overvoltage protection (OVP) and continuous short-circuit protection (SCP). These adapters meet EN 55022 Class B, CISPR/FCC Class B, CoC Tier 2, and DoE Level VI requirements. The series operates at a 90VAC to 264VAC universal supply input voltage range and offer <,150mW no-load power consumption. Cincon TRH50A 50W Switching Adapters are available with a selection of cable lengths.