IMPORTANT: DUE TO NEW INCREASED SECURITY SETTINGS, IF PAYING BY CREDIT CARD OR DEBIT CARD YOUR BILLING DETAILS MUST MATCH THE NAME ON YOUR CARD AND THE ADDRESS THE CARD IS REGISTERED TO EXACTLY, IF NOT, THE PAYMENT IS LIKELY TO BE DECLINED
When this unit is connected to the BUS line it generates a +12Vdc – 100mA power source. This unit can be used to supply the keypads such as the 4901 or 4902 without the need for an additional power supply.