For the next step of selection please click under the picture/image with your mouse off the white letters into the blue button. 
Voltage Selection SMT  Multilayer Varistor Size 08CH     Serie  W14009
PDF +Part-No. Varistor Voltage Maximum Voltage Breakdown Voltage (max.) Clamping Voltage Maximum Energy Maximum Peak Current Capacitance reference (1KHz)
8/20µs 1A 10/1000µS 8/20us
(V)  (DC) (AC) (Vb) Tol. Vc(V) (J) (A) 1KhZ (pf)
W14009-101
100 100 75 120 ±10% 200 3,0 400 300
W14009-321
320 320 250 390 ±10% 650 3,0 400 120
W14009-351
350 350 275 430 ±10% 710 4,5 400 100
W14009-381
380 380 300 4709 ±10% 775 5,0 400 80