DDSY1877 is a single-phase prepaid IoT electricity meter, equipped with China Mobile's 4G communication module and SIM card. It can connect to the network anytime and anywhere once powered on. The bui
DTSY1877 is a three-phase direct prepaid Internet of Things energy meter. The installation environment of the WIFI energy meter requires a WIFI signal. By downloading the APP on your mobile phone a
This smart water meter is a remote transmission water meter independently developed by our company for remote meter reading and control, a variety of communication methods are optional, it is based
Name: SD-670 Moving Iron Instruments AC Voltmeter; Model: Analog meter 670 Series; Type: SD-670 AC V; Accuracy: class 2.5; Specification: 30V 50V 75V 100V 120V 150V 200V 250V 450V 500V 600V, if over 600V, meters can be connected potential transformer with secondary voltage 100V