LA39-F

LA39-F series pushbuttons have compact structure and small volume. T...

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LA39-G

LA39-G series products cover the shortages of other products, with s...

LA39-E

LA39-E series pushbuttons are characterized by delicate design, aest...

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LA39-A

LA39 pushbuttons have novel structure, aesthetic appearance and comp...

LA39-B

LA39 pushbuttons have novel structure, aesthetic appearance and comp...

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LA39-C

LA39 pushbuttons have novel structure, aesthetic appearance and comp...

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AD16-12A

AD16-12A series indicators adopt high-brightness pure-color LED lumi...

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AD16-16A

AD16-16 series indicators adopt high-brightness pure-color LED lumin...

AD16-16B

AD16-16 series indicators adopt high-brightness pure-color LED lumin...

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AD16-16SM

AD16-16系列闪光蜂鸣器采用高亮度纯色LED发光芯片为光源,寿命长,耗能低,...

AD16-16M

AD16-16系列蜂鸣器寿命长,耗能低,体积小,重量轻,可靠性好,造型美观和制造...

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AD16-22SM

AD16-22 series flash buzzers adopt high-brightness pure-color LED lu...

AD16-22M

AD16-22 series buzzers are characterized by long service life, low e...

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AD16-30M

AD16-30 series buzzers are characterized by long service life, low e...

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LW39-10

LW39-10 series are widely used in the places with quite small instal...

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LW39-16N

LW39-16N series cam switch is a major series of products specially r...

LW39-16C

LW39-16C series cam switches are widely used in the measurement, con...

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LW39-25

LW39-25 cam switch is applicable to the places with greater capacity...

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TL-501

TL-501 series tower lampsare the optimized products based on TL-50, ...

TL-50

TL-50 series tower lamps are independently researched and developed ...

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TL-70

TL-70 series tower lampsare independently researched and developed b...

TL-701

TL-701 series tower lampsare independently researched and developed ...

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TL-90

TL-90 series tower lampsare independently researched and developed b...

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ALH-0.66 I

ALH-0.66 series current transformers have novel design, advanced com...

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ALH-0.66 II

ALH-0.66 series current transformers have novel design, advanced com...

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ALH-0.66 III

ALH-0.66 series current transformers have novel design, advanced com...

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ALH-0.66 M

ALH-0.66 series current transformers have novel design, advanced com...

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ALH-0.66 Φ

ALH-0.66 series current transformers have novel design, advanced com...

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ZY4

ZY4 series miniature control relays are independently researched and...

ZY2

ZY2 series miniature control relays are independently researched and...

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DY3

DY3 series miniature control relays are independently researched and...

DY2

DY2 series miniature control relays are independently researched and...

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XX series

The maintenance boxes are made of plastics, with such features as go...

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XM series

The maintenance boxes are made of plastics, with such features as go...

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ALS1-M

Metal products of standard specifications adopt the structure of int...

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ALS1-P

Plastic products of standard specifications adopt the structure of m...

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Online selection

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Download Center

In order to make you have a more overall understanding on APT products,we provide FAQ, product manual, instructions, certificate to download.

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Into APT

APT has been established in 1993. Today it is now a Chinese leading manufacturer of low-voltage control devices.
Brand concept come from the initial letters of three English words:Advanced (A), Perfect (P) ,Top (P).

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Contact Us

Tel:021-56553757
Adress:Room 301,No.55 Lane 777,West Guangzhong Road,Shanghai

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Distributor entrance

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LW39-16N

LW39-16N series cam switch is a major series of products specially researched and developed by our company for relay protection industry, with diversified and aesthetic shape, complete specifications and powerful node functions. The built-in wiring method is adopted, which is safer and more reliable for wiring.

Important parameters:

Rated insulation voltage Ui: 690V

Conventional thermal current Ith: 16A

AC working current: AC-15:220V/12A  380V/8A 

AC-3:380V/12A 

AC-4:380V/10A 

AC-21:380V/16A 

AC-22: 380V/16A

DC working current: DC-13:110V/2.5A  220V/1.25A


  • Product features
  • Technical parameters
  • Operating angle 30°, 45°, 90°

    Max. number of nodes in contact system is 12

    The contact system adopts rolling bearings with gentle action and handling, effectively improving the mechanical service life


  • Rated insulation voltage Ui: 690V

    Conventional thermal current Ith: 16A

    Power frequency withstand voltage: 2,500V, 1min

    AC service life: 200,000 times

    DC service life: 100,000 times

    Mechanical service life: 300,000 times

    AC working current: AC-15:220V/12A  380V/8A 

    AC-3:380V/12A 

    AC-4:380V/10A 

    AC-21:380V/16A 

    AC-22: 380V/16A

    DC working current: DC-13:110V/2.5A  220V/1.25A

    Protection class of head: IP40

    The altitude is not more than 2,000m

    Ambient temperature -25+55

    The relative humidity of air is not more than 90%

    The installation category is III

    Pollution falls in class III


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