Essen BioScience 4354 Pipeline Dispenser for Cell Culture Liquid Handling

The Essen BioScience 4354 Pipeline Dispenser is designed for precise and efficient sterile fluid transfer in cell culture applications. Key technical features include:

• Dispensing Modes: Dual-mode operation supporting both automatic and manual fluid dispensing.
• Adjustable Speeds: Three selectable dispense speeds approximately 4, 6, and 8 mL/s (fast, medium, slow).
• Programmable Volumes: From 0.1 mL to 99.9 mL in 0.1 mL increments; from 100 mL to 9999 mL in 1 mL increments.
• User Presets: Capacity for up to 8 user-definable presets for customized dispensing protocols.
• Remote Control: RS-232 serial interface for remote operation.
• Precision: Coefficient of Variation (CV) <2.5% at 1 mL and <2.0% at 2 mL volumes ensures high accuracy.
• Power Requirements: Operates on 90-250 VAC, 50-60 Hz, 1.5 Amps; 120V, 1.5 Amp mentioned as standard operation voltage.
• Physical Dimensions: Supports source bottles up to 120 mm diameter and 266 mm height.
• Weight: Approximately 13.06 kg (28.8 lb).
• Additional Features: Optional foot switch start/stop interface (not included). Equipped with two 5 x 20 mm, 1.6 Amp 250V time-delay fuses.
• Shipping Size: 30.48 cm x 33.53 cm x 45.72 cm (Imperial: 12.0" x 13.2" x 18.0").
• Harmonized Code: 841350 — classifies as liquid handling equipment including dispensers used in laboratory settings.

This device exhibits some cosmetic wear but is fully functional and reliable for basic laboratory liquid handling tasks, particularly within cell culture workflows.