$5.72
20PCS Varistor Resistor,10D241K(240V)Amazon$3.09
10Pcs 10% Varistor,10D241K(240V)Amazon$13.99
KOKISO Varistor 15 Values 150 PCS Voltage Dependent Resistors Kit Assortment(5D471K,7D121K,7D241K,7D431K,7D471K,10D121K,10D241K,10D271K,10D331K,10D391K,10D431K,10D471K,14D121K,14D431K,14D471K)Amazon
