Isolated barrier, reaches TUV SIL2/3 level,
with i-nternational certification can meet the needs of v-arious input and output signals.
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SPDT Series Signal
Hot-pluggable
Status indication
Support Alarm output (optional)
40/80kA
1000A short-circuit withstand
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Signal ConditionerCZ3000 Series
It is used to connect to industrial field instrument and control system, complete signal matching an-d conversion products, through the reliable isolat-ion technique, resist distractions.
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Safety RelayCZSR Smart Series
Excellent quality; 22.5mm model has 3-channel input +2NO output;45.0mm model has 6-channel input +2NO+4SO output
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Smart I/OCTOP Series
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Why choose us
26Years
The first team in the intrinsic safety technology area in domestic China, which originated from SIPAI.
Million
Total sale volume more than million.pcs
+projects
More than projects
Know-how
Isolated Barrier
Signal Conditioner
SPD
Safety Relay
Advantages and disadvantages of Zener barrier and isolated barrier
Read/8839
The meaning of transfer accuracy for IS barriers
Read/9661
Barrier vs Isolator丨Difference between Barrier and Isolator
Read/13157
What are the main points when selecting an isolated barrier?
Read/9874
How to distinguish between active and passive signals? Take GS8547-EX analog input isolated barrier as an example
Read/12835
Take GS8547-EX analog input isolated barrier as an example. It has an independent power supply. Does it output active signals?
Read/10856
Type and temperature range will affect the accuracy of temperature Input signal conditioner?
Read/9089
Why using signal conditioners?
Read/9482
Signal isolator-- Better assistant in sewage treatment control system
Read/9419
Barrier vs Isolator丨Difference between Barrier and Isolator
Read/13157
What are the main differences between Chenzhu's CZ2000 range, CZ3000 range and CZ3500 range signal conditioners?
Read/9346
How to distinguish between active and passive signals? Take CZ3047 analog input signal conditioner as an example
Read/11479
Spotlights of T series signal SPD
Read/9229
Components commonly used in SPD
Read/10998
What's remote alarm output of Power SPD？
Read/9785
How to select SPD for signal?
Read/10798
How to select SPD for AC power？
Read/12511
What parameters do I need to pay attention when selecting a signal SPD?
5 tips for your selection for a signal SPD
Read/11173
Impact of safety relays on SIL calculations
Read/8225
What is the difference between a safety relay and a relay?
Read/9946
Application of Safety Relay in Punch Machine
Read/9692
The safety relay typical application of injection moulding machine
Read/11572
Why should we pay attention to the start-up current of safety relays?
Read/9466
Is there a life cycle / year for the use of safety relays? Does it need to be replaced regularly?
Read/10620
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2020-12
CHENZHU APL Solution Officially Announced
Shanghai CHENZHU officially announces that its SPE/APL explosion-proof solution has entered the engineering verification stage.
Oil and Gas Field Safety Upgrade Guide: Why Lightning Protection Fails to Stop Fires?
Palletizing Robot Area Safety Protection Guide: Closed-Loop Full Life Cycle
February 26, 2026 · Full of Energy for a New Start!
Forge Resilience, Gather Momentum · New Digital-Intelligent Journey
