Welch DuoSeal High-Vacuum Pump; 0.9 cfm/1x10(-4) Torr/115 V
SKU: 49541068776

Welch DuoSeal High-Vacuum Pump; 0.9 cfm/1x10(-4) Torr/115 V

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Description

Welch DuoSeal High-Vacuum Pump; 0.9 cfm/1x10(-4) Torr/115 VProduct Details High contamination tolerance Ultimate vacuum <0. 001 Torr Low RPM for long service life Welch 1400B 01 Owner's Manual Description The Welch 1400B 01 DuoSeal Vacuum Pump is a rugged and robust vacuum pump for applications requiring pressures < 1 Torr. The Welch vacuum pump 1400B 01 achieves < 0. 001 Torr with a pumping speed of 25 liters min (0. 9 CFM). Rugged oil seal pumps for a wide variety of vacuum needs, including Schlenk drying

Product Details

  • High contamination tolerance
  • Ultimate vacuum <0.001 Torr
  • Low RPM for long service life

Welch 1400B-01 Owner's Manual

Description

The Welch 1400B-01 DuoSeal Vacuum Pump is a rugged and robust vacuum pump for applications requiring pressures < 1 Torr. The Welch vacuum pump 1400B-01 achieves < 0.001 Torr with a pumping speed of 25 liters/min (0.9 CFM).

Rugged oil-seal pumps for a wide variety of vacuum needs, including Schlenk drying lines, freeze drying, degassing, concentrations, distillations, and more. Pulley drive enables low pump rpm operation – reduces friction, oil temperature, and oil degradation. Large oil reservoir minimizes contamination effects and extends maintenance intervals. Use of a cold trap is recommended to protect the pump and enhance vacuum levels.

Two stage, oil sealed vacuum pumps should not be operated continuously at pressures above 1 Torr. Operating this DUOSEAL pump at higher pressure will induce excessive oil spraying from the exhaust of the vacuum pump causing premature failure and void warranty.

Product Specifications

Model Number

WELCH-1400B-01

Applications

Vacuum Manifolds, (Schlenk Lines), High boiling point evaporations (to 195 deg. C), Glove boxes, General laboratory.

Type

Belt-Drive Vacuum Pump

Free Air Displacement @60Hz

0.9 CFM (25 l/min)

Ultimate Pressure

0.001 Torr

Pump RPM

580

Oil Capacity

0.62 qt (0.59 l)

Motor Horsepower (watts)

1/3hp (250W)

Adjustable Vac. / Gas Ballast

Yes

Tubing Needed

7/16" (11 mm)

Intake Thread NPT

3/4-20 straight thread

Exhaust Thread NPT

3/4-20 straight thread

Overall Dimensions LxWxH

17.8" x 9" x 12.6"

Wiring

115V, 60 hz

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SKU: 49541068776

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Devin T.
West Palm Beach, US
★★★★★ 5
great read
I enjoyed this book. As a person who enjoys history this book was a great read for me and the author gives an in depth vision on the trial.
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Birmingham, US
★★★★★ 3
Nat Turner was NOT happy
I think Mr Styron may have took some liberties with Nat Turner's "orientation" without the research or data to support his opinion.
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Patricia Posey Cox
Charlottesville, US
★★★★★ 5
A book for the ages...historically concise and horrific at once
William Styron, a gifted writer outdid himself with this book. His concise detail gives us an inside view on the depth of feeling employed by the subject of this book. The book while concise and tender pulls us in as these events take place. As Mailer delves deeper into the mind of Nat Turner, we cannot help but feel a sense of the suffering this man endured and this is what gives us perspective into this tragedy as it unfolds. A compelling masterpiece of literature.
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The Mysterious J
Houston, US
★★★★★ 5
Amazing Read and Crucial to Black Empowerment in America
Format: Paperback
This book should be in every black home in America, it shows in clear and evident words the flaws in America towards African Americans even into the modern day, as well as the reasons for the various obstacles to progress and change for the Black Community. An all around well-rounded read for any Black soul that is a must have to understand the reality they will endure and how they can achieve the reality they deserve.
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Reviewed in the United States on January 12, 2025
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Pranee
New York, US
★★★★★ 5
Good gift but particular gift for this difficult person to shop for
Format: Paperback
Got this as a gift for a friend and he was hard to shop for even after asking his wife. He's not a handyman, or a tech savvy man. He cooks, and is a well read man with interests in politics and psychology, he's not at all a gamer either. He doesnt DO much but work, it's not like he works out, golf's or anything like that... And they have a Brady bunch family and all she gave me to go on was he likes malcol x. And this author is more Malcom x than mlk and aggressive in views (when being compared to MLK) but is also very intertwined with their philosophies as he was IN it... According to the person I gave the gift to. Basically he loved it! So
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Reviewed in the United States on January 14, 2019

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