电子放大器又按所用有源器件分为真空管放大器、晶体管放大器、固体放大器和磁放大器，其中又以晶体管放大器应用最广。在自动化仪表中晶体管放大器常用于信号的电压放大和电流放大，主要形式有单端放大和推挽放大
CALZONI卡桑尼 MR600F-N2Q1F1L1N0900/Y60516
CALZONI卡桑尼 MR1600H-D1N1U1L1NX0800/Y60508
CALZONI卡桑尼 MRTA12000P-F1M2N1S1NX
AM32100B,
AM32101A,
AM22061a,AM22061a-G24,AM22061a-R230;
AM22060b,AM22060b-G24,MR450E-D1N1N1N1N
MR450E-D1N1N1S1S
MR450E-D1N1N1T1N0500/Y59822
MR450E-D1N1U1C1NX
MR450E-D1Q2N1N1N
MR450E-D1Q2N1N1N
MR450E-F1B1N1S1N
MR450E-F1N1N1C1NX
MR450E-F1N1N1C1NX
CALZON液压马达MR450E-F1N1N1N1N
MR450E-F1N1N1N1N
MR450E-F1N1N1S1N
MR450E-F1N1N1S1N
MR450E-F1N1N1S1NX
MR450E-F1N1N1S2NXAM22060b-R230;
BM22031a，BS22031a，BM22041a，BS22041a，BM22030b，BS22030b，BM22040b，BS22040b，BM32031a，BS32031a，BM32041a，BS32041a，AM32061a，AS32061a，AM32101a，BM32030b，BS32030b，BM32040b，BS32040b，BM3403，BS3403，BM3404，BS3404，AM3406，AS3406，AM3410，AS3410，BH2206LA，AS430B-G24,AM32061A-R230,AM32061A-G24,AM32060B-G24,AM32060B-R230,AM32101A-G24,AM32100B-G24,AM32101A-R230,AM32100B-R230,P02A01D24,AURDB6,AM32060b-M29-G24,AM32061a-M29-G24,GS22101-G24
零部件：HB0,HB4.5,HC4.5,8
中压电磁铁 SIN29V，SIN35V，SIN45V，SIN45DV-M40，SIN60V，
高压电磁铁SIS29V，SIS35V，SIS45V，SIS45DV-M40，SIS60V，
比例电磁铁 PI29V，PI35V，PI35V-M152，PI45V，PI45V-M40，PI60V，
插装阀：MVSPM,MVSPMBSSPMBSSPMMVSPMBVSPMBVSPMBVEPMG24,SDSPM22-AB-G24/K，SDSPM22-AB/35,SDSPM22-BA-G24/K,SVSPM33-DC-G24/KD35,SVSPM33-BA-G24/KD35,SDSPM22-AB-R230/MD35,SDSPM22-BA-R230/MD35,SDSPM22-AB-G24/KD35,SDSPM22-BA-G24/KD35,SVSPM33-DC-G24/KD35,MD35/16-R230,
万福乐比例阀放大器P02A01D24
AEXd4Z60a-G24-L15(2B2型)，AEXd4J60-G24-L15，AEXd4D62-G24/L12-T4,AEXd4D61-G24/L12-T4,WDYFA06-BEA-G24-LAEXd4Z61a-G24/L15-S200,BVBPMG24-L15,BASPMRNXPM22-2,DNSPM18-25,BASPMSDYPM22-FG-G24-L21,AEXd3406-G24/L12-T4,FVSSA06-B-160,USSSA06-P-350,SD6302D20-AA,SD6301D20-AA,
瑞士万福乐液压电子公司（WANDFLUHHydaul