Electric Manufacturers

Customized Electric is available in our factory. As the manufacturers and suppliers in China, we make fashion and newest Electric bulk orders with CE certificate in classy quality. Contact us for lastest selling and hot sell brands Electric.If you need, we also supply you with free sample. For more information, welcome to contact us.

Electric Made in China can be bought with Low Price from Hema. It is a professional high quality Products Manufacturers and Factory in China. We are a China company that can provide Customized Products service. If you want Pricelist and Quotation, you can ask us by leaving a message. We will get back to you as soon as possible.

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Sliding Rheostat

Sliding Rheostat Size: Approx. 160x60x50mm/6.3x2.36x1.97inches. Scentific Laboratory 50 Ohms 1.5 Amps Sliding Rheostat Variable Resistor for Physical Electrical Experiment Equipment.

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Resistance Box

When only a small change in resistance, then wire to the "0" and another small indication terminal, can reduce the resistance inside the lead resistance. The resistance box should be placed in shelter room, the air temperature from + 10 Degree~ 40 Degree relative humidity below 80% should not contain harmful impurities can cause corrosion

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Spectrum Tube Set

This Spectrum Tube Set includes six straight spectrum tubes with filled hydrogen, helium, mercury, neon and argon. It is used to observe emission spectrum of gas.

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Spectrum Tube Power Supply

This specially designed power supply safely runs spectrum discharge tubes of approximately 26 cm in length. Encased in a metal body, Spectrum Tube Power Supply is spring-loaded with clips to connect the tubes securely. Great for use in classroom demonstrations!

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High Voltage Power Supply

High Voltage Power Supply provides an EHT output continuously variable from 0 to 6KV with a maximum of 3MA DC current .Feature include overload protection

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Lower Voltage Power Supply

Lower Voltage Power Supply Gelsonlab HSPE-015 High quality Laboratory Lower voltage power supply DC 3A Digital Display of Volt and Ampere. 3A DC12V,Waveband Adjustment 0,1.5,3,4.5,6,9,12V

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Ningbo Hema Scientific Instrument Co., Ltd. is a high-tech manufacturer and supplier that is committed to the integration of research and development, production and sales of various chronic disease detection such as test swab, blood glucose meter and diagnosis and treatment equipment, so as to better serve the patients with chronic diseases in China and the world.