Comparison : Item # AX022440, 2 Bipolar and 2 Universal Signal Inputs, Dual Valve Controller, SAE J1939, DIN Rail Mount, NFC
Item # AX022440-01, 2 Bipolar and 2 Universal Signal Inputs, Dual Valve Controller, SAE J1939 500kbps, DIN Rail Mount, NFC
Item # AX022440-02, 2 Bipolar and 2 Universal Signal Inputs, Dual Valve Controller, SAE J1939 1Mbps, DIN Rail Mount, NFC