Turnlok Single Receptacle 4wire 20amp 125/250volt Isolated Ground.FEATURES AND BENEFITS:• RoHS Compliant• UL1449 (latest revision). (1.2 x 50µs 6000V,8 x 20µs 3000A).• 140 joules of energy absorption in each of the three modes.9,000 amps current handling capability in each of three modes; line to neutral, line to ground, neutral to ground.• 1 filtering capacitor for 7 to 1 average noise reduction.• Nominal let-through (suppressed) voltage in all 3 modes, 500V.• LED indicator light.• Response time less than 1 nanosecond for unmounted MOV.• Overcurrent protection in all 3 modes.• Electronic components potted for electrical, mechanical and thermal stability.• Thermal protection in all 3 modes.• Leakage current: 0.5 mA at 25°C/120VAC.• 3 18mm super MOVs to suppress transients in all modes – equally.• Common mode noise attenuation:500 KHz to 30 MHz; up to 35 dB(50 ohm source impedance)• Varistor voltage: 150V RMS. Back and side wire capability including ground terminal.• Operating temperature: -40°C to 85°C(-40°F to 185°F) Conforms to the latest revision ANSI/IEEE C62.41 (formerly IEEE 587), ANSI/IEEE C62.45.