电阻保险丝指外观形状类似电阻，部份产品用色环标示来区分电流大小，所以取名为电阻保险丝，又为PICO毕高保险丝。
基本介绍
中文名 ：电阻保险丝 按尺寸可分为 ：2*6 mm 、2.4*7mm 产品本体颜色 ：有绿色和黄色 电流电压范围 ：0.125A～15A，
其、3*9mm，2.5*6mm，，其中2*6 mm同3*9mm电阻保险丝外观有用到色环标示来区分电流的大小。125V/250V。按熔断特性可分为：快速熔断电阻保险丝、慢速熔断电阻保险丝。产品取得认证有UL CSA ROHS等。该产品多为编带生产！ 标准规格常有型号为： 251/253 Number code 62mA-10A/125V, 12/15A/23V/Facting acting D2.4x7mm UR/CSA/PSE 263 Number code 62mA-5A/125V/Facting acting D2.4x7mm UR/CSA 471 Number code 500mA-5A/125V/Facting acting D2.4x7mm UR/CSA/PSE 473 Number code 375mA-7A/125V/Facting acting D2.4x7mm UR/CSA/PSE S3090 Number code, Grass green color 1A-5A/125V/250V, Fast-acting D3xL9xH59 ROHS/CCC/CE S2560 Number code, Grass green color 1A-3A/125V/250V, Fast-acting D2.5xL6xH50 ROHS/CCC/CE S2560B Number code, Grass green color 1A-3A/125V/250V, Fast-acting D2.5xL6xH80 ROHS/CCC/CE R3090 Color code, Grey color 2A-5A/125V/250V, Fast-acting D3xL9xH59 ROHS/CCC/CE R2560 Color code, Grey color 1A-3A/125V/250V, Fast-acting D2.5xL6xH50 ROHS/CCC/CE R2560B Color code, Grey color 1A-3A/125V/250V, Fast-acting D2.5xL6xH80 ROHS/CCC/CE C3090 Color code, Brown color 2A-5A/125V/250V, Fast-acting D3xL9xH59 ROHS/CCC/CE C2560 Color code, Brown color 1A-3A/125V/250V, Fast-acting D2.5xL6xH50 ROHS/CCC/CE C2560B Color code, Brown color 1A-3A/125V/250V, Fast-acting D2.5xL6xH80 ROHS/CCC/CE W3090 Color code, Blue color 2.5A-5A/125V/250V, Fast-acting D3xL9xH59 ROHS/CCC/CE W2560 Color code, Blue color 0.5A-3A/125V/250V, Fast-acting D2.5xL6xH50 ROHS/CCC/CE W2560B Color code, Blue color 0.5A-3A/125V/250V, Fast-acting D2.5xL6xH80 ROHS/CCC/CE 2.4x7mm,F (62mA-10A/125V;12A-15A/32V;62mA-5A/250V); T 375mA-7A/125V UL/CSA Approved