Products

       At first from material and material supplier after a rigorous selection process, we choice all right         components for each items, we have advanced workshop, quality control system, specially custom         design engineers. OEM/ODM is welcome and can be done in donghua.
All Product
  Isolation Switch Fuse Set
  HH15(QSA)
Model:
HH15(QSA)-63A HH15(QSA)-125A
HH15(QSA)-160A HH15(QSA)-250A
HH15(QSA)-400A HH15(QSA)-630A
HH15(QSA)-800A HH15(QSA)-1000A
HH15(QSA)-1250A
Function:
Single-throw Fuse Isolation Switch. Isolation Switch is series by fuse link and two groups of contacts. Four breaks with high connecting and breaking ability. Full-enclosed arc extinction system. Without flash-over. Multiple break dual contacts system. Multi-leaf spring to store up energy, switch operation is independent of manpower. Small cubage, large capacity, more safer and reliable. Four breaks with high connecting and breaking ability.
  HA(QA)
Model:
HA(QA)-125A HA(QA)-160A
HA(QA)-200A HA(QA)-400A
HA(QA)-630A HA(QA)-1000A
Function:
Single-throw Isolation Switch. Isolation Switch is series directly by external cu plate instead of fuse link. Four breaks with high connecting and breaking ability. Full-enclosed arc extinction system. Without flash-over. Multiple break dual contacts system. Multi-leaf spring to store up energy, switch operation is independent of manpower. Small cubage, large capacity, more safer and reliable. Four breaks with high connecting and breaking ability.
  HP(QP)
Model:
HP(QP)-250A HP(QP)-630A
HP(QP)-1000A HP(QP)-1250A
HP(QP)-1600A HP(QP)-2500A
HP(QP)-3150A
Function:
Single-throw Isolation Switch. Isolation Switch is parallel connected by two groups of contacts, with low breaking ability, but with large current capacity. It can reach to highest of 3150A. Full-enclosed arc extinction system. Without flash-over. Multiple break dual contacts system. Multi-leaf spring to store up energy, switch operation is independent of manpower. Small cubage, large capacity, more safer and reliable. Four breaks with high connecting and breaking ability.
  HAS(QAS)
Model:
HAS(QAS)-125A HAS(QAS)-160A
HAS(QAS)-200A HAS(QAS)-400A
HAS(QAS)-630A HAS(QAS)-1000A
Function:
Dual-throw Isolation Switch. It is of right-and-left structure.Isolation Switch is series directly by external cu plate instead of fuse link.Four breaks with high connecting and breaking ability. Full-enclosed arc extinction system. Without flash-over. Multiple break dual contacts system. Multi-leaf spring to store up energy, switch operation is independent of manpower. Small cubage, large capacity, more safer and reliable. Four breaks with high connecting and breaking ability.
  HPS(QPS)
Model:
HPS(QPS)-250A HPS(QPS)-630A
HPS(QPS)-1000A HPS(QPS)-1250A
HPS(QPS)-1600A HPS(QPS)-2500A
HPS(QPS)-3150A
Function:
Dual-throw Isolation Switch. It is of right-and-left structure.Isolation switch is parallel connected by two groups of contacts, with low breaking ability, but with large current capacity. It can reach to highest of 3150A. Full-enclosed arc extinction system. Without flash-over. Multiple break dual contacts system. Multi-leaf spring to store up energy, switch operation is independent of manpower. Small cubage, large capacity, more safer and reliable. Four breaks with high connecting and breaking ability.
  HH15S(QSAS)
Model:
HH15S(QSAS)-63A HH15S(QSAS)-125A
HH15S(QSAS)-160A HH15S(QSAS)-250A
HH15S(QSAS)-400A HH15S(QSAS)-630A
Function:
Dual-throw Fuse Isolation Switch. It is of right-and-left structure. Dual-throw switch uses a unique dual-throw linkage mechanism to control two switches abreast installed, and then achieve the aim of conversion of the two power supplies. Isolation Switch is series by fuse link and two groups of contacts. Four breaks with high connecting and breaking ability. Full-enclosed arc extinction system. Without flash-over. Multiple break dual contacts system. Multi-leaf spring to store up energy, switch operation is independent of manpower. Small cubage, large capacity, more safer and reliable. Four breaks with high connecting and breaking ability.