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NT-A25SD 25mm Zenex Master Lock Multiple Locks Same Key Safety Padlock

$2.50 - $3.55
Min. Order
1 Piece
Choose your specifications
Company Information

Wenzhou Nuoteng Electric Co., Ltd.

CN Trading Company
Response Time
Response Rate:
US$ 70,000+
4 Years Paid Supplier Gold Supplier Onsite Check Trade Assurance
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Quick Details

Place of Origin: Zhejiang China
Brand Name: WZNT
Model Number: NT-A25SD
Product Name: safety padlock
Material: Reinforced nylon body and triple-coated hardened steel shackle
Shackle diameter: 6mm
Shackle length: 25mm
Color: Red ,Yellow,Green,Black,White,Orange,Purple and other
key system: KD KA MK GMK
Type: Lockouts
Cylinder: Zinc Alloy Cylinder or Copper Cylinder
Certification: CE
Selling Units: Single item
Single package size: 5X5X5 cm
Single gross weight: 0.2 KG
Package Type: Standard export carton or pallet

zenex padlock master lock multiple locks same key safety padlock


Part No.: NT-A25SD

25mm Long Steel Shackle Safety Padlock

MATERIAL: Reinforced nylon body and triple-coated hardened steel shackle


  a) Widely used in chemical, electrical, automobile industry, etc.

  b) Easily to be carried

  c) With re-writable warning signs

  d) Key Retaining Feature (When the shackle is open, the key can not be removed)

  e) High Security 12 pin cylinder lock, up to 50000pcs Keyed Different locking mechanisms.

  f) Laser printing and logo engraving available if required.

  g) Shackle Length: 25mm

  h) All different colors available.




Dimension (mm)

25mm steel shackle, nylon body

A:      B:      C:


keyed alike, color red

6       25      20


Keyed differ, color red

6     25     20


Master & differ, color red

6       25     20


Keyed alike & master key, color red

6       25     20


Grand master keyed system, color red

6       25      20

All colors available, normal color: RED, YLW, BLU, GRN, ORJ, PRP, BLK, WHT, Gray, Other colors can be custom made.


Note: The default color is red. If you want other color,when your ordering,please take a note.

And Each padlock one key,if you want more key,please contact me.

master lock keyed alikeNT-A25SD (3).JPG

Key system


1. Keyed Differ System(KD): Each padlock is keyed differently, supplied with 1 keys per lock. 20000pcs individual padlocks available.

2. Keyed Alike System(KA): Each padlock is keyed the same. 1 key will open all padlocks in each group.

3. Differ & Master Key System(KDMK): Each padlock is keyed differently, supplied with 1 keys per lock. A master key will override and open any of these padlocks.

4. Alike & Master Key System(KAMK): Each padlock is keyed the same in one group. A master key will override and open all groups of Alike keyed.

5. Grand Master Key System(GMK): Each padlock is keyed different in one group. A master key will override and open all groups of keyed different.



OEM Service

NT-A25S (9).JPG 




Q1.what’s the payment term

A.we accept TT,PayPal,western uniom.If large amount,we accept 30% deposlt and 70% balance before delivery the goods

Q2. how’s the delivery time? depend on your quantity ,usually it will take about 7 days for production

Q3.tell me the standar of package?

A.Normally are cartons,but also can packed into plates for more sale

Q4Would you accept to use our logo?

A.If you have large quantity,It absolute no problem to do OEM

Q5would you accept to use Trade Assurance.

A.Welcome to use Trade Assurance ,

We are trade assurance suppller Ensure your order quality and timely.

Q6.Can I take some samples?

A.YSE,we support to take sample before place the order .

Just feel free to contact with us if you have any requirements

Q7.Are you original factory?

A.:Yes,we have our own factory with many storage

Q8.How can you make sure the quality of the products?

A:We will accord to internactional quallty standards to inspect every item before Leacing our factory.

Express option

About Express option:

If you have large quantity,and the shipping cost show high,you can contact us and we check again for you,if have chepaer express and give you more competitve price.

1.)China Registered Mail Post most country will arrived the parcel in10-25 business days.
·China EMS ,DHL,FEDEX ,TNT etc. Most country will arrived the parcel in7-15 business days.
·Delivery time depends on transport distance and weather conditions and strike or other factors.These factors are beyond the control of the logistics company. Encounter these cases parcel delivery time will be delayed, the specific delay reasons you can contact us to help you check. Please understand! We will do our best to help you!
2.) You must know your country's tax policy before you buy it. Import taxe and charges are not included in the item price or shipping charges. These charges are the buyer's responsibility.If you need to reasonably avoid some of the costs, you can tell us your procurement plan.
3.) All products will be in the normal delivery time within 1-3 working days, of course, there are special circumstances such as statutory holidays or special custom products, delivery time will be extended.
4.) Your shipping address We can only get from Alibaba. Before you pay, make sure your shipping address is correct. We did not modify the buyer's shipping address permissions, if you find your shipping address is wrong, please cancel the order, modify the shipping address and re-establish the order.