Shore electricity power supply Quay ship high power frequency conversion power supply is especially used on ship, shore quay, where the environment is very bad, with high temperature, high humid, high erosive, and large load. All the PCB boards adopt coat solidification process, sine wave filter and output transformer which adopts whole vacuum dipping isolation lacquer and sprays high temperature protection lacquer, with high isolation degree and protection ability, completely accords with Chinese ship classification society CCS attestation standard. It is widely used on ship, ship manufacture and repairing factory, ocean making hole flat roof and shore quay, where need to change 50Hz industry electricity to 60Hz high quality stable frequency and voltage power supply, and also for the equipments on the ship. Shandong BOS Power Supply Co., Ltd

400Hz Intermediate Frequency Static Change Power Supply This kind of products adopts special paten technique and high-frequency electron switch change technique. It is specially used for aviation and military electric equipment, such as plane and its carried equipments, radar, navigation, and so on. It is the substitute of the unit frequency conversion power supply. There are ?0% adjustment in voltage and frequency, also it is applied to laboratory and product line as debugging power supply. We can design any products according to the requirement of the clients between 25-1500Hz. Shandong BOS Power Supply Co., Ltd

60Hz single-phase variable frequency power supply This kind of products adopt high frequency electric power electron switch change technique, especially been researched and invented. The output voltage and frequency can be adjusted, and can be used as test and debugging power supply in the laboratory for the exported electron and electric products, or used for imported 60Hz equipments as running power supply. Shandong BOS Power Supply Co., Ltd

High power DC stable voltage power supply Features:
Stable voltage and current can be continuously adjusted.
In series stable voltage design, improve the efficiency
Piping circle rejection of heat design, low temperature, long use life.
The power parts do not show outside, do not damage the equipment unexpectedly.
Complete protection for over current, over voltage, short circuit and over heat, safe and reliability.
Shandong BOS Power Supply Co., Ltd

Fire fighting emergency power supply EPS EPS is a spare power supply device which is installed in the building. When the buildings electricity is broken off because of fire, accident of some other emergency, the EPS can supply the second circuit power supply for the fire fighting sign light, floodlight and other important load. With the improvement of the building fire fighting level, especially the increasing of the high, big building s, the centralizing EPS has become integrant firefighting device of the building. Shandong BOS Power Supply Co., Ltd

Stable frequency and voltage power supply Adopt advanced sine wave pulse width modulate IGBT high frequency inversion technique, inside is AC-DC-AC structure, eliminate the electricity net disturb, output pure wave, stable voltage and frequency, high precision, light weight, small volume, output use isolation transformer. It can cooperate with the generator to make good quality uninterruptable power supply system. Shandong BOS Power Supply Co., Ltd

Solar and wind inverting power supply This kind of power supply is specially designed for the new energy sources power supply, which is mainly used in the PV power station, wind power generating station, wind, light, oil, storage mutual generating system and consumer solar energy power supply system. Shandong BOS Power Supply Co., Ltd

Household Energy Saver( JJ-003) Energy saving efficiency: 10%-30%
Shenzhen Xinweili Science & Technology Development Co., Ltd

Energy saver of split air conditioner(KT-VI)silver More quick energy saving (%15-%35). Shenzhen Xinweili Science & Technology Development Co., Ltd

12V 500W power inverter fast reaction, strong anti-interference, automatic frequency stabilization, stabilized voltage,low loss of idle load,high efficiency,realiable function,exclusive frequency conversion fan-cooled Foshan Suoer Electronic Industry Co.,Ltd.

Steel tower Ningbo M. D. F Intrnational Co., Ltd specializes in export of power industry products, telecom industry products and other light industry products, li Ningbo M. D. F International Trade Co., Ltd

Transformer Ningbo M. D. F Intrnational Co., Ltd specializes in export of power industry products, telecom industry products and other light industry products, li Ningbo M. D. F International Trade Co., Ltd

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