电源是将其它形式的能转换成电能并向电路（电子设备）提供电能的装置。
电源自“磁生电”原理，由水力、风力、海潮、水坝水压差、太阳能等可再生能源，及烧煤炭、油渣等产生电力来源。
常见的电源是干电池（直流电）与家用的110V-220V 交流电源。
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HONEYWELLDC1040CR-101-00B-E
HONEYWELLDC1040CR-102-000-E
HONEYWELLDC1040CR-201-000-E
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HONEYWELLDC1040CR-202-000-E
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HONEYWELLDC1040CR-701-000-E
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HONEYWELLDC1040CT-101-000-E
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HONEYWELLDC1040CT-102-000-E
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HONEYWELLDC1040CT-701-000-E
HONEYWELLDC1040CT-701-00B-E
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HONEYWELLDC2500 电源板
HONEYWELLDC2500-C0-0A00-200-00000-00-0
HONEYWELLDC2500-C0-1A00-210-00000-00-0
HONEYWELLDCS HC900 900R12-0101/900R12-0200
HONEYWELLDCS SIS HC900 D0卡32点 900H32-0102
HONEYWELLDCS SIS系统HC900
HONEYWELLDCS SIS系统HC900的卡件900G32-0101
HONEYWELLDCS SIS系统SIL2
