Description
Sokkia B20 Automatic Level Machine — Professional Land Surveying for Bangladesh
If you work in construction, land surveying, or civil engineering in Bangladesh, you already know the name. The Sokkia B20 automatic level machine has been the go-to optical instrument for professionals across the country for decades — and for good reason.
It delivers consistent 32x magnification, a field-proven automatic compensator, and IPX6 weather protection in a lightweight 1.6kg body. Whether you are on a road project in Chittagong or a land boundary survey in Sylhet, the Sokkia B20 performs without fail.
This is not just a tool — it is the benchmark for sokkia b20 survey equipment land bangladesh professionals trust more than any other brand.
Why Sokkia B20 is Bangladesh’s Best Auto Level Machine?
Bangladesh’s construction and surveying industry is growing fast. Engineers need instruments that keep up — accurate, durable, and easy to use in the field. The Sokkia B20 auto level machine ticks every box.
Unlike cheaper alternatives that drift under heat and humidity, the Sokkia B20 maintains stable calibration across Bangladesh’s full climate range — from monsoon rain to dry season heat. Its magnetic damping compensator self-levels in seconds, so your team spends more time measuring and less time adjusting.
When you compare sokkia b20 price against its long-term field performance, no other instrument at this level comes close in Bangladesh.
Sokkia B20 Technical Specifications
Optical Performance:
| Spec | Details |
|---|---|
| Magnification | 30x / 32x |
| Field of View | 1°20′ at 100m |
| Min. Focus Distance | 0.5m |
| Resolving Power | 3.0″ |
Clear, bright sighting at any distance — even in low-light morning conditions on construction sites.
Compensator & Accuracy:
| Spec | Details |
|---|---|
| Compensator Type | Free pendulum with magnetic damping |
| Compensator Range | ±15′ |
| Setting Accuracy | 0.3″ |
| Standard Deviation | ±2.0mm/km (Double Run) |
The magnetic damping system settles faster than mechanical alternatives, giving you stable readings within seconds of setup.
Build & Weather Protection (IPX6):
| Spec | Details |
|---|---|
| Weather Rating | IPX6 — heavy water jet resistant |
| Operating Temperature | -20°C to +50°C |
| Dust Protection | Fully sealed optical system |
Weight & Dimensions:
| Spec | Details |
|---|---|
| Weight | 1.6kg (with tribrach) |
| Telescope Length | 143mm |
| Portability | Fits standard instrument bags |
Lightweight enough for full-day fieldwork, robust enough for years of daily use on active construction sites.
Where is Sokkia B20 Used?
Land Survey ও Property Measurement
Land surveyors use the Sokkia B20 automatic level machine to establish elevation benchmarks, measure plot heights, and verify boundary lines with precision. Its ±2.0mm/km accuracy satisfies Bangladesh’s official land survey requirements.
Construction Site Layout
Construction engineers rely on it for foundation level setting, floor elevation checks, and column height verification. The automatic compensator removes the need for manual bubble adjustment between setups — saving significant time on large sites.
Road ও Infrastructure Project
Road construction teams use the Sokkia B20 for gradient checking, drainage level setting, and bridge deck surveying. Its 500m+ sighting range covers entire road cross-sections in a single instrument setup.
Government ও Engineering Survey
Government survey departments, RAJUK, engineering universities, and private consulting firms all use the Sokkia B20 as their standard field instrument. It meets international survey specifications and produces results accepted by government authorities.
Sokkia B20 Japanese Standard Edition vs Normal Quality — Which is best for you?
| Feature | Sokkia B20 Japanese Standard Edition | Sokkia B20 Normal Quality |
|---|---|---|
| Origin | Made in Japan — authentic Japanese factory | Assembled quality, not Japan origin |
| Optical Accuracy | ±2.0mm/km — highest in class | ±2.5–3.0mm/km — reduced precision |
| Magnification | 32x — crystal clear | 32x — adequate for basic work |
| Weather Protection | IPX6 — heavy rain resistant | IPX6 — Basic splash resistance only |
| Calibration Stability | Holds calibration for 6+ months | Requires more frequent recalibration |
| Survey Performance | Professional grade — all project types | Suitable for basic surveys only |
| Durability | 10+ years with proper maintenance | 3–5 years average lifespan |
| Best For | Engineers, government, large projects | Small plots, basic construction |
| Visibility Range | 500m+ clear sighting | 300–400m usable range |
| Reliability | Consistent across all conditions | Performance varies with weather |
Why Buy From ASTZ BD?
100% Original Product
Every Sokkia B20 automatic level machine we supply comes directly from authorized distribution channels. We never stock refurbished, grey market, or duplicate instruments. Every serial number is verifiable with the manufacturer.
Official Warranty
We provide a genuine Sokkia warranty card with every unit — not a local dealer stamp, but an official manufacturer warranty. If your instrument develops a fault within the warranty period, we handle the entire process for you.
Fast Delivery Across Bangladesh
We deliver to Dhaka within 1–2 business days and reach every other district within 2–5 business days. Our instruments ship in original protective packaging — your Sokkia B20 arrives in perfect condition, factory-calibrated and ready to use.
Sokkia B20 Frequently Asked Questions (FAQ)
What is the price of Sokkia B20?
The Sokkia B20 price Bangladesh varies depending on the variant and package selected. Sokkia B20 Auto Level Machine normal quality price start with ৳37000 and the Japanese Standard Edition starts at ৳39,500 and the Full Set package is available at ৳80,000. Contact us directly for the latest pricing and any ongoing offers.
Will it work in Bangladesh’s weather?
Yes, The Sokkia B20 automatic level machine carries an IPX6 weather rating — meaning it handles heavy rain, dust, and high humidity without any performance loss. It operates reliably from -20°C to +50°C, covering Bangladesh’s full seasonal temperature range.
What is the way to distinguish between original and copy?
Original Sokkia B20 instruments have a hologram warranty sticker, a manufacturer serial number verifiable on Sokkia’s official database, an original carrying case with Sokkia branding, and a factory calibration certificate. Always demand these documents before purchasing from any supplier.
How long is the warranty and how can get it?
Every Sokkia B20 automatic level machine purchased from us comes with an official Sokkia warranty. Contact us directly for warranty period and coverage details.
Where can I get calibration service?
Our certified technical team provides Sokkia B20 calibration and servicing all over Bangladesh. Calibration should be done regularly after 6 months or 500 hours of use. Contact us and we will arrange service according to your location.


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