Ohaus Analytical Balance EX125D High Capacity Balances

Ohaus Analytical Balance EX125D Explorer Semi-Micro

The Ohaus Explorer™ Semi-Micro EX125D is a premium precision balance engineered for laboratories that demand the highest level of accuracy and reliability. With dual range capacity—52 g with 0.01 mg readability and 120 g with 0.1 mg readability—it is ideal for advanced research, quality control, and industrial applications where micro-level precision is essential.

Equipped with AutoCal™ fully-automatic internal calibration, the EX125D ensures measurement accuracy without manual adjustments. Its 5.7-inch full-color VGA touchscreen provides an intuitive user experience, while advanced touchless sensors enable hands-free operation for improved convenience and hygiene.

The balance includes a robust anti-static glass draftshield with flip-top doors to minimize environmental interference. Connectivity is extensive, with USB, RS232, and optional Ethernet ports, supporting GLP/GMP compliant data management with a built-in real-time clock. Optional features such as automatic doors, a built-in ionizer, and auxiliary display further enhance usability.

Key Features

• Dual range capacity: 52 g / 120 g with 0.01 mg and 0.1 mg readability

• AutoCal™ fully-automatic internal calibration for consistent accuracy

• Large 5.7-inch full-color VGA touchscreen with intuitive controls

• Draftshield with anti-static glass and flip-top doors for stable measurements

• Touchless sensors for hands-free operation

• USB, RS232, and optional Ethernet for efficient data transfer

• GLP/GMP compliant with real-time clock and direct-to-USB data saving

• In-use protective cover included for extended equipment life

Technical Specifications

• Model: EX125D

• Item Number: 30139510

• Maximum Capacity: 52 g / 120 g

• Readability: 0.01 mg (to 52 g), 0.1 mg (to 120 g)

• Pan Size: 80 mm (3.14 in)

• Linearity: ±0.1 mg

• Repeatability (typical): 0.015 mg

• Minimum Weight (USP, 0.1%): 20 mg

• Stabilization Time: ~8 seconds

• Dimensions (L × H × W): 393 × 350 × 230 mm (15.5 × 13.8 × 9.1 in)

• Net Weight: 7 kg

• Materials: Metal base, ABS housing, stainless steel pan

• Draftshield: Anti-static glass with flip-top door

• Power Supply: AC adapter (included)

• Operating Environment: 10°C – 30°C, up to 85% RH non-condensing

Applications

• Weighing and precision sample preparation

• Formulation and differential weighing

• Density determination and pipette calibration

• Parts counting, check weighing, and filling

• Statistical quality control (SQC) and peak hold

• Dynamic/animal weighing and totalization

Advanced Features

• Touchless operation with four programmable sensors

• Optional built-in ionizer for static elimination

• Weigh below hook for under-balance weighing applications

• Security features including menu lock switch and bracket

• Optional automatic doors and auxiliary display

Conclusion

The Ohaus Explorer™ Semi-Micro EX125D sets the benchmark for ultra-precise laboratory weighing. With dual range measurement, AutoCal™, advanced connectivity, and a comprehensive suite of applications, it delivers unmatched performance for demanding scientific, pharmaceutical, and industrial environments.