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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Selection

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Download

For more details about APT products, pleasedownload our product manual, certificate, instructions and FAQ.

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About 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

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Service & Support

I. Post-sales services policy

1. The post-sales policy of Siemens APT is based on our core values: promptness, flexibility, low cost, and loyalty.

2. The principles of the post-sales services:

·Special and urgent matters are to be dealt with immediately! Regular matters are to be dealt with seriously!

·The emphasis is laid on the correctness, completeness, and promptness of information.

·The guideline for matter dealing lies in principle adhesion with flexible handling.

3. For any post-sales issues requiring technical support at customers’ site, please contact the agent from which customers bought products so that prompt arrangement is to be made for post-sales technical support and services.

4. For any major quality problems arising at customers’ site, the Post-sales Service Department is to handle the matter on the spot within 48 hours once confirmed with the customer. All relevant costs are to be borne by APT, provided they are incurred for the on-site services due to product quality issues. If post-sales fault free testing on products is required by customers, the corresponding post-sales service fee is to be charged by APT as per fee standards. 

 

II. Return and exchange policy

1. Any quality issues arising in product batches during the warranty period are entitled to return or exchange.   

2. Any products of conventional models are entitled to replacement/exchange within one month after the delivery date, provided they remain unpacked, uninstalled, and good for re-sale.

3. In principle, any non-conventional models or non-standard customized products cannot be returned or replaced except for restructuring for a fee based on the same model.

 

 

III. Warranty policy

1. The warranty period offered by Siemens APT shall be18 months as of the date of delivery. 

2. Any quality issues arising during the warranty period shall be handled according to the state “three warranties” policy set forth on low-voltage electrical products. Any damages to the products not caused by quality issues (such as man-made damage, improper usage, or force majeure) shall not be covered under the “three warranties” policy.

3. For non-standard customized products, the customization quality assurance agreement shall prevail.

      

IV. Maintenance and restructuring policy

1. When the need arises for repairing the product, customers may contact APT partners or sales staff who are to fill in the maintenance request form and forward the product to the APT Post-sales Service Center (alternatively, the product can be forwarded directly to the factory with the consent of the Post-sales manager). Our electrical engineers are to repair the defective product before returning it to the customer. All repair and maintenance shall be free of charge if relating to quality issues during the warranty period. Any non-quality issues or maintenance beyond the warranty period, appropriate fees shall be charged according to fee standards.  

2. For any replacement or exchange beyond the exchange period, any non-conventional models or non-standard customized products, customers may apply for restructuring process which shall be subject to fees for repair and maintenance.