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August 7, 2025Ernst Computest-Lite Portable Rockwell Tester
The Ernst Computest-Lite is a 5kgf portable Rockwell hardness tester designed for simplicity and autonomy. Unlike the E-Computest, it operates language-independently with no need for customization, features an onboard display for instant results, and excludes data management or sharing functions. Preloaded with preset scales, it offers accurate, hassle-free testing for users seeking efficient, no-frills operation across various industries.
The Ernst Computest Lite is a 5kgf portable Rockwell hardness tester designed for simplicity and autonomy. Unlike the E-Computest, it operates language-independently with no need for customization, features an onboard display for instant results, and excludes data management or sharing functions. Preloaded with preset scales, it offers accurate, hassle-free testing for users seeking efficient, no-frills operation across various industries.
Details
Technical details
| Power supply | 100 – 240 Volt |
| Loads | 5 kgf (49 N) |
| Norms and certifications | DIN 50157 | ASTM E-110 | ACCREDIA certificate upon request |
| Minimum measurable diameter | 2 mm with stand 12 mm with base for rounds |
| Selectable functions | Scales, tollerances, calibration, test load, stats, language, sequence, files, materials, partial average, clock, auto off timer, add notes, barcode scanner, geo-localization |
| Output interfaces | Wifi, Bluetooth, micro USB, micro SD slot |
| Reading | Tablet display touch-screen 6″ |
| Languages | Italian, English, German, Other languages on request |
| Load application method | manual |
| Weight | Mechanical unit 750 g Electronical unit 360 g |
| Preload | 1,2 kgf (11.8 N) |
| Accuracy | HRC 0,3 HB < 1% |
| Working principle | Rockwell |
| Standard scales | HRC (10-70) – HB5 (21-190) – HB30 (80-700) – HV (35-1080) – DPTH (0-100) |
| Load time | selectable 1 – 60 sec |
Specifications
Product Specifications
| Portable miniaturised Rockwell hardness tester – On-site measurement of pieces of any size |
| Adjustable in all directions – Savings on handling and cutting costs |
| 1 diamond indenter for the entire range of metals – Speed and simplicity of the testing process |
| Testing is not affected by any yielding or bending – Reliable results in all test conditions |
| ACCREDIA certification (ILAC MRA-Mutual Recognition Arrangements) – Offers a competitive advantage in markets where certification is required |








