Welch™ Standard Duty WOB-L™ Piston Vacuum Pump: Model 2581

For non-chemical applications

Brand:  Welch™ U2581C-50

Product Code. 10385822

Includes: Convenient gauge read cut, pressure adjustment valve, protective separator jar, Euro (Schuko) plug

Description

Wobbling piston wobbles providing air resistance on upward stroke expanding Teflon seal on piston and increases its efficiency for wobble action.

• Oil free dry pump powered by WOB-L piston
• Intake/Exhaust thread NPT: 1/4

Model 2581

• Free air displacement: CFM (L/min) at 60Hz: 3.5 (100); m²/hr at 50Hz: 4.9 (83)
• Ultimate pressure: 5 torr (6.7mbar)
• Maximum vacuum in Hg: 29.8
• Motor: 0.3 hp (250w)

• For pumping vapors of aqueous solutions including buffers but not for acidic, basic or organic vapors or gases
• 50Hz units supplied with CE marking

Vacuum filtration, Vacuum oven, Vacuum chamber/Roughing; Dessication; Aspiration; Automation; Cell culture; Glove box

Specifications

• Horsepower: 0.3 hp
• Shipping Weight (Metric): 12.5 kg
• Certifications/Compliance: CE
• Model: 2581
• Weight (Metric): 11.1 kg
• For Use With: Vacuum filtration, vacuum oven, vacuum chamber/roughing, desiccation, aspiration, automation, cell culture
• Overall Height (English): 12 in.
• Overall Length (English): 17 in.
• Overall Width (English): 7.5 in.
• Maximum Pressure: 6.7 mbar

• Shipping Weight (English): 27.5 lb.
• Includes: Convenient gauge read cut, pressure adjustment valve, protective separator jar, Euro (Schuko) plug
• Electrical Requirements: 230 V 50 Hz
• Weight (English): 24.5 lb.
• Flow Rate: 2.9 L/min.
• Frequency: 50 Hz
• Overall Height (Metric): 30.5 cm
• Overall Length (Metric): 43.2 cm
• Pump Type: Vacuum Pump
• Voltage: 230 V