Product Overview

The OID501259 is a compact 3.8V lithium-ion rechargeable battery pack specifically optimized for laboratory electronic pipette applications.
It provides a typical capacity of 420mAh, supports 1.0C charge and discharge, and integrates a dedicated protection circuit to ensure stable output during repetitive aspiration and dispensing cycles.
The battery is designed for precision laboratory instruments, where voltage stability, safety compliance, and consistent performance directly affect measurement accuracy.
With verified operation across -20°C to 60°C discharge conditions and a lightweight, space-efficient structure, OID501259 is well suited for OEM integration into professional laboratory pipettes and handheld analytical tools.

Key Advantages

• Stable 3.8V output platform supports consistent motor control and dispensing accuracy in electronic pipettes

• Compact and lightweight design (≈8.5g) minimizes hand fatigue during prolonged laboratory operation

• Integrated PCM + PTC protection architecture ensures safe use in high-frequency charge and discharge cycles

• Low pack impedance (≤350mΩ) reduces voltage fluctuation during aspiration and dispensing peaks

• Wide discharge temperature range (-20°C to 60°C) enables reliable operation in various laboratory environments

• Optimized for repetitive micro-current profiles, typical of electronic pipette drive systems

• OEM-ready configuration, supporting customized connectors and lead orientations for pipette housings

Product Description

The OID501259 lithium-ion battery pack is engineered to meet the specific operational requirements of laboratory electronic pipettes, where stable voltage delivery, compact size, and operational safety are critical.

Electronic pipettes rely on precise motor control to ensure accurate liquid handling. Voltage instability or excessive internal resistance can directly impact dispensing accuracy and repeatability.
OID501259 adopts a 3.8V high-voltage lithium-ion platform, combined with a dedicated protection circuit, to maintain consistent output across repeated aspiration and dispensing cycles.

This product is positioned for B2B OEM and ODM customers, including laboratory instrument manufacturers and professional equipment integrators, seeking a reliable and safety-compliant power solution for handheld laboratory devices.

Technical Specifications

Performance & Reliability

• Repetitive discharge stability: Maintains stable voltage output during repeated low-current discharge cycles typical of electronic pipette operation

• High-temperature performance: Continuous discharge at elevated temperature without deformation or safety anomalies

• Low-temperature adaptability: Reliable discharge at sub-zero conditions for cold-room laboratory use

• Protection function validation: Overcharge, over-discharge, and short-circuit protection verified across multiple cycles

• Mechanical reliability: Passed vibration and drop tests relevant to handheld laboratory instruments

Applications

• Laboratory electronic pipettes

• Motorized pipetting systems

• Handheld liquid handling instruments

• Portable laboratory analytical tools

• Precision medical and life-science devices requiring compact lithium power

Usage Warnings & Precautions

• Use chargers designed for 4.35V lithium-ion battery systems only

• Avoid reverse polarity connection during assembly

• Do not operate outside specified temperature ranges

• Inspect battery condition regularly in high-frequency laboratory use

Storage Guidelines

• Store at 50–60% state of charge for long-term storage

• Recommended storage temperature: 20 ±5°C

• Recharge every 3 months during extended storage periods

• Avoid storage in high-humidity laboratory environments

Warranty & Disclaimer

• Warranty period: 12 months from shipment date

• Warranty covers manufacturing defects under specified operating conditions

• Improper integration, misuse, or operation outside specifications is excluded

Comparison vs Standard Models