This high quality strobe police led warning light bar used 1W or 3W high power LEDs, make of PC shell, aluminum alloy base, heat-resistant, anti-corrosion, endurance and anti-ultraviolet.
OR21 FTTH optical receiver is specifically designed for CATV FTTH network. Its main feature is low power consumption, AGC optical constant level output, small Volume and high reliability. Adopting aluminum alloy shell, with optical control AGC circuit bui
The graphite electrode produced by our company is made of high-quality petroleum coke, needle coke, coal tar pitch and other low ash raw materials. After being calcined, batched, kneaded, shaped, roasted and pressure impregnated, it is graphitized at a te