Centrifugal Pump ESTAMPINOX EFI





The Estampinox EFI pump is a stainless steel centrifugal pump for the transfer of water and other liquids. It is designed to cater for the needs of auxiliary services in the food-processing, chemical, pharmaceutical and wine-making industries.

Operating principle

Estampinox EFI is a range of close-coupled centrifugal pumps.
It is made of a cold-formed stainless steel casing, open impeller manufactured with stainless steel cold-formed plate or investment casting (according to model), mechanical seal, pump cover, lantern and shaft. Estampinox EFI centrifugal pump is provided with an internal single mechanical seal.

Design and features

Triphasic induction motor with B34 flange (B35 for motor frame 132), in compliance with the IEC standards, 2 poles = 3000/3600 rpm, IE-2 efficiency class, IP 55 protection and F-class insulation.

3 fases, 50 Hz, 220-240 V Δ / 380-420 V Υ, ≤ 4 kW
3 fases, 50 Hz 380-420 V Δ / 660-690 V Υ, ≥ 5,5 kW


AISI 304 motor shroud.
Other materials for mechanical seals and gaskets.
Motor with other voltages, frequencies and protection classes.
Trolley and/or control panel.
Different types of connections.


Parts in contact with the product Stainless steel AISI 316L (1.4404)
Other steel parts Stainless steel AISI 304 (1.4301)
Gaskets in contact with the product EPDM

Mechanical seal:
Rotary part Cer
Stationary part C
Gaskets EPDM

Surface finish: Electropolished

Connections: Threaded connection (ISO 7)

Operating limits:
Maximum working pressure 6 bar 87 PSI
Temperature range -10°C to +90 °C 14 °F to 194 °F
Maximum flow 65 m³/h 286 US GPM
Maximum differential head 42 m 138 ft
Maximum speed 3500 rpm