A Karcher K8 papír porzsák a következő porszívókkal kompatibilis:
Karcher: 2701, 2701 TE, 2731, 2801, 2801 Plus, 561 Eco, 561 Eco M, 561 Eco TE, 611 Eco, 611 Eco M, 611 Eco TE, 611 Eco TEA, A 2701, A 2731 PT, A 2801, A 2801 Plus, K 2801, K 2801 Plus, NT 25/1 Ap, NT 25/1 Ap TE, NT 35/1 Ap, NT 35/1 Ap TE, NT 35/1 AP TE Sochi, NT 35/1 Tact, NT 35/1 Tact BS, NT 35/1 Tact TE, NT 35/1 Tact TE EL, NT 35/1 Tact TE M, NT 361 Eco, NT 361 Eco Edition, NT 361 Eco M A, NT 361 Eco Premium, NT 361 Eco TE, NT 361 Eco TE C-DN40, NT 361 Eco TE MF, NT 361 Eco TEA, NT 362, NT 40/1 Ap, NT 40/1 Tact, NT 40/1 Tact TE, NT 45/1 Eco, NT 45/1 Tact, NT 45/1 Tact TE, NT 45/1 Tact TE Ec, NT 45/1 Tact TE M, NT 55/1 Eco, NT 55/1 Tact, NT 55/1 Tact BS, NT 55/1 Tact TE, NT 55/1 Tact TE M, NT 561 Eco, NT 561 Eco TE, NT 561 Eco TORNADO, NT 561 EcoCraft, NT 611 Eco TE, NT 611 K, NT 611 MWF, Original 6.904-208.0
