Topcon AT-B4 Auto Level 24x Magnification

Topcon AT-B4 Auto Level 24x Magnification

Regular price $522.00

Unit price per 


Only $5.00 Shipping For Orders Under $99!

Durable, dependable, high value auto levels.

Topcon have updated this auto level. The level has been updated to feature a smaller, lightweight design while still improving the performance of the unit.  

New Features:

Completely NEW design, lightweight at 1.5 kg. A 13% reduction from previous version, easy to grasp (compact body), better visibility of horizontal circle, improved tangents/knobs, increased gear ratio for shock and vibration.

The AT-B Series of precision instruments utilise a finely tuned magnetic dampening system to provide unmatched durability and accuracy.  Essential reliability when working near heavy equipment or busy highways, or where fine vibrations may be present.

Suitable for: Site preparation, earthworks, concreting, drainage and site set-out

Features: Kit Includes:

  • Rapid, accurate and stable automatic compensation
  • Ultra-short 20cm focussing
  • All-weather dependable
  • Clampless, endless fine horizontal adjustments
  • AT-B level
  • Plumb bob
  • Hex wrench
  • Adjusting pins (AT-B2 only)
  • Vinyl cover
  • Cleaning cloth & lens cap
  • Hard case
  • User manual

Length 214 mm
Magnification 24 x 
Objective Aperture 32 mm
Resolving power 4 in.
Field of view
(at 100 m)
2.5 m
Focussing Knob  1-speed
Sighting aid  Gun sight
(w/out micrometre)
(w/ micrometre)
Circular level sensitivity 2 mm
 Horizontal Circle diameter 103 mm

Shipping Information

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All our orders are carefully packaged and shipped with Australia Post. 


Your order will be processed within 1-2 Business days. Most orders are shipped within 1 business day. 


Standard 1-5 Business Days 

Express 1-3 Business Days 

Returns Policy

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Our policy lasts 30 days. If 30 days have gone by since your purchase, unfortunately we can’t offer you a refund or exchange.

To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.
Please note. All returns for simple change of mind, the customer (you) must pay the shipping cost.

Additional non-returnable items:
Gift cards

To complete your return, we require a receipt or proof of purchase.

Please do not send your purchase back to the manufacturer.

Any item not in its original condition, is damaged or missing parts for reasons not due to our error will not be refunded.
Any item that is returned more than 30 days after delivery

Refunds (if applicable)
Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.
If you are approved, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within a certain amount of days.

Late or missing refunds (if applicable)
If you haven’t received a refund yet, first check your bank account again.
Then contact your credit card company, it may take some time before your refund is officially posted.
Next contact your bank. There is often some processing time before a refund is posted.
If you’ve done all of this and you still have not received your refund yet, please contact us at

Exchanges (if applicable)
We only replace items if they are defective or damaged. If you need to exchange it for the same item, send us an email at and send your item to: Tool Boss, 1/704 Ingham Road, Bohle , Townsville QLD 4814, Australia.

If the item was marked as a gift when purchased and shipped directly to you, you’ll receive a gift credit for the value of your return. Once the returned item is received, a gift certificate will be mailed to you.

If the item wasn’t marked as a gift when purchased, or the gift giver had the order shipped to themselves to give to you later, we will send a refund to the gift giver and he will find out about your return.

To return your product, you should mail your product to: Tool Boss, 1/704 Ingham Road, Bohle , Townsville QLD 4814, Australia

You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable. If you receive a refund, the cost of return shipping will be deducted from your refund.

Depending on where you live, the time it may take for your exchanged product to reach you, may vary.

If you are shipping an item over $75, you should consider using a trackable shipping service or purchasing shipping insurance. We don’t guarantee that we will receive your returned item.

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