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in Vacuum Pumping Systems
Item ID: 1139

Offered 1 Offered at Best Price


Dual Rotary Vane Pumps

In addition to this Stokes Vacuum 412-11, Capovani Brothers Inc stocks a wide range of used and refurbished vacuum pumping systems. Typical manufacturers include Alcatel, Edwards Vacuum, Leybold, Stokes Vacuum and Varian. To view our complete stock of used vacuum pumping systems visit our Vacuum Pumping Systems category.

This used vacuum pumping system and all the other used and refurbished semiconductor, scientific, and laboratory equipment listed on this website are owned by Capovani Brothers Inc. and stored at our facility in Scotia, NY.

Sell us your used, surplus or idle assets! Send us your surplus list

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Location: Scotia, New York, United States
Unit Price Unstated
Number of Units 1
Manufacturer Stokes Vacuum
Model 412-11
Pumping Speed 599.9  CFM  (16,951.7 l/m)
Inlet Flange ASA     6.0  mm  (0.236 in)
Exhaust Flange NPT     76.2  mm  (3.000 in)
Backing Pump Model 412-11
Roots Pump Model 412-11
Motor Horsepower 15  HP
Other Information 

Water cooled, requires 15.2 l/m
Connections: 1/2" NPT
Oil capacity: 24 gallons
Motor speed: 1760 RPM
Pump speed: 490 RPM
Belt driven

Power Requirements 230/460 V     39.0 A     20.0 A(2)     60 Hz     3¬†Phase
Condition Good
Exterior Dimensions 
  Width 43.000  in  (109.2 cm)
  Depth 72.000  in  (182.9 cm)
  Height 64.000  in  (162.6 cm)
Weight 3,800  lb  (1,724 kg)

Shipping & Handling:

Unless otherwise stated, all items will be fully tested and sold with our standard ninety day warranty, which is described in our terms and conditions. 
Our standard procedure is to service the equipment as orders are placed. Lead times can vary depending on the item.
Domestic and International shipments: Ex Works, Scotia, NY. All freight cost estimates are for dock to dock service only.
Any additional services, i.e. lift-gate, inside or residential delivery, must be requested at the time of sale and will be billed accordingly.
CBI is not responsible for any damage incurred during shipment. It is the buyer's responsibility to inspect packages for damage and to note any damage on bill of lading.
Please feel free to call us with any questions. (Phone: 518.346.8347, 844-833-8347, Fax: 518.381.9578).


We offer terms of net 30 days to all companies that have established credit with Capovani Brothers Inc. and have paid within terms.
All federal, state, local governments and their agencies, as well as institutions of higher learning automatically receive terms.
All other sales, including foreign sales, are prepayment only.
MasterCard, VISA, and Discover Card are accepted.