CB-A3 cabinet lock

Sale price38,09 zł
Phone order
10:30–17:00
Call us if you'd like to place an order or have questions.
Installation service
🛠️ Available
For this product we offer installation within the marked area.
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User manual (PL)

Discover a convenient way to secure a medicine cabinet, drawer, box, or compartment without using a traditional key.

The CB-A3 cabinet lock by Spreest is a mechanical security device with a three-digit code, perfect for home, office, school, hotel, changing room, or staff locker area.

Thanks to its code operation, you don't have to worry about lost keys. Simply set the correct combination of digits, turn the mechanism, and open the lock.

Key features

1. Keyless operation – The lock is opened using a three-digit code, so you don't need a physical key.

2. Password change option – Quick and convenient setting of your own combination.

3. Mechanical reliability – No batteries or electronics means the lock works without the risk of running out of power.

4. Robust construction – Body made of zinc alloy, surface covered with a chrome coating to protect against corrosion.

5. Wide application – Ideal for office, staff, postal, wooden cabinets, and other furniture requiring basic security.

6. Ergonomic 90° rotation – Simple mechanism for transitioning from CLOSE → OPEN position.

7. Compact design – Classic look and small dimensions make it suitable for various types of interiors and furniture.

Application

  • Document drawers
  • Mailboxes
  • Medicine cabinets
  • Valuables compartments
  • Office or home furniture
  • Hotel or staff lockers

Technical specifications

  • Locking method: Combination code
  • Combination range: 3 digits (000–999)
  • Factory password: 000
  • Body material: Zinc alloy
  • Surface treatment: Chrome coating
  • Rotation angle: 90° (CLOSE → OPEN)
  • Installation: Internal/External (covered)
  • Threaded part dimensions: 15 mm
  • Lock dimensions: 35 x 15 x 35 mm
  • Weight: 100 g

Set includes

  • 1x CB-A3 Cabinet Lock
C…5 10.05.2026
Bought on Allegro

Setting the combination takes a bit of fiddling (the numbers fell out while I was setting it), but I easily installed it on my mailbox and now I don’t have to carry an extra key.

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C…5 06.10.2026
Bought on Allegro

It was impossible to change the lock code.

+The product feels and seems fine.

−It’s impossible to change the code.

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a…L 18.01.2026
Bought on Allegro

Great quality and convenience But you can find it cheaper 😅

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r…z 31.03.2026
Bought on Allegro

The black one is half the price on other listings.

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j…8 12.11.2025
Bought on Allegro

As described, thank you.

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C…3 22.02.2026
Bought on Allegro

OK

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How do we verify reviews?

Store reviews are written by customers who bought the product in our store — we send a review request after delivery. They are marked “Verified purchase” when linked to a confirmed order.

Allegro reviews come from people who bought this product from Spreest on Allegro (“bought from Spreest” on Allegro). We show them with their source and do not edit them.

We never remove reviews because of a low rating. We only hide spam, unlawful content or personal data. Reviews written in exchange for a discount code (regardless of the rating) are marked. The “What customers say” summary is generated automatically (AI) from the reviews.

For a review written in our store we send a discount code for your next order — regardless of the rating.

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Full after-sales support

Write to us or call 10:30 - 17:00 Monday - Friday. We advise before purchase and support you after your order is fulfilled.

Fast and secure delivery

Order by 17:30 on business days and receive your parcel as soon as the next day.
Free delivery from 150 zł for InPost, DHL and DPD couriers and pickup points.

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