Compare Iwaki dosing pumps

Looking to buy an Iwaki metering pump? Comparing is always a good idea.

Iwaki is a Japanese manufacturer which has been developing and producing since 1959 dosing pumps. In Europe, Iwaki has been operating since 1985 by setting up its European headquarters in Germany at the time.
The company supplies a diverse product range with many different types of pumps, from small to large and from simple to complex

Of course, you may be exploring the market and looking for an alternative to a Iwaki metering pump.

On this page, we would like to introduce some alternatives from Italian company Emec for commonly used types of Iwaki dosing pump. Emec is comparable in quality, has competitive prices and gives a 5-year warranty on pumps and controllers.

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Don't feel like ploughing through a whole story but just need good advice on a metering pump? We are happy to help you find the right pump. Contact us on 0164 770 865 or use our contact form by pressing the button below.

Comparing Iwaki EJ-B with Emec VMS MF

The Iwaki EJ-B is a simple to control metering pump with three functions. Constant, pulse and standby. An alternative to this pump is the Emec VMS MF. The table below gives a clear comparison between these two pumps.

	Emec VMS MF	Iwaki EJ-B
Features
Pressure (Bar)	2 to 15 bar	1.5 to 12 bar
Capacity (L/hour)	2 to 15 litres/hour	1.14 to 12 litres/hour
Maximum stroke rate per minute	180	360
Digital display	Yes	Yes
Function
Constant	Yes	Yes
Proportional analogue input	Yes	No
4-20 mA	Yes	No
0-20 mA	Yes	No
Set points adjustment (mA)	Yes	No
Digital pulse output	Yes	Yes
Divide	1-999	No
Multiply	1-10	No
Stroke distributor	Yes	Yes
Set maximum speed	No	Yes
PPM	Yes	No
%	Yes	No
ML/q	Yes	No
Volt	Yes	No
Batch	Yes	No
Upkeep mode	Yes	No
Pulse/pause mode	Yes	Yes
Overflow alarm	Yes	No
Additional inputs/outputs
Alarm output	Yes	No
Level input	Yes	No
Standby input	No	Yes

Comparing Iwaki EWN with Emec KMS MF

The Iwaki EWN and the Emec VMS MF have similar functions and features. There are some minor differences between the two dosing pumps which you can see set against each other in the table below.

	Emec KMS MF	Iwaki EWN
Features
Pressure (Bar)	2 to 15 bar	2 to 10.3
Capacity (L/hour)	4 to 18 litres/hour	2.3 to 25.2 litres/hour
Maximum stroke rate per minute	180	360
Manually adjustable stroke length	Yes	Yes
Digital display	Yes	Yes
Function
Constant	Yes	Yes
Proportional analogue input	Yes	Yes
4-20 mA	Yes	Yes
0-20 mA	Yes	Yes
Set points adjustment (mA)	Yes	Yes
Digital pulse output	Yes	Yes
Divide	1-999	1-9999
Multiply	1-10	1-9999
Stroke distributor	Yes	No
Set maximum speed	No	Yes
PPM	Yes	No
%	Yes	No
ML/q	Yes	No
Volt	Yes	No
Batch	Yes	No
Self-printing	Yes	Yes
Feed verification and self-adjustment	No	Yes
Automatic repriming	Yes	No
Upkeep mode	Yes	No
Pulse/pause mode	Yes	Yes
Overflow alarm	Yes	No
Additional inputs/outputs
Alarm output	Yes	No
Pulse output	No	Yes
Level input	Yes	No
Standby input	Yes	Yes

About Emec Metering Pumps

Emec is an Italian company that has specialised in dosing systems and measuring equipment for chemicals for over 35 years. This extensive experience and passion for the product is reflected not only in the reliability and innovation of the dosing systems, but also in customer focus. For example, Emec offers a 5-year warranty* (!) as well as excellent after-sale support.

* Warranty applies to the equipment and diaphragm only. Not for the wet parts such as the pump head.

Comparing Iwaki EH-E with Emec AMS MF

Comparing the Iwaki EH-E and the Emec AMS MF, we see that the Iwaki can deliver a higher capacity with its 360 strokes per minute. In contrast, the Emec AMS MF has more features, has automatic venting and can deliver higher pressure. The table below gives a complete picture of both metering pumps.

	Emec AMS MF	Iwaki EH-E
Features
Pressure (Bar)	2 to 15 bar	2 to 10.3
Capacity (L/hour)	10 to 60 litres/hour	20.4 to 75 litres/hour
Maximum stroke rate per minute	120	360
Function
Constant	Yes	Yes
Proportional analogue input	Yes	Yes
4-20 mA	Yes	Yes
0-20 mA	Yes	Yes
Set points adjustment (mA)	Yes	Yes
Digital pulse output	Yes	Yes
Pulse input memory		Max. 255
Divide	1-999	1-9999
Multiply	1-10	1-9999
Stroke distributor	Yes	No
Set maximum speed	No	Yes
PPM	Yes	No
%	Yes	No
ML/q	Yes	No
Volt	Yes	No
Batch	Yes	No
Automatic repriming	Yes	No
Upkeep mode	Yes	No
Pulse/pause mode	Yes	No
Overflow alarm	Yes	Yes
Additional inputs/outputs
Alarm output	Yes	No
Level input	Yes	No
Standby input	Yes	Yes

Iwaki IX-B compared with Emec Prisma

Comparing the Iwaki IX-B and the Emec Prisma, there are many similarities. The Emec Prisma is a recent model from this Italian manufacturer and features a very diverse range of control and programming options.

See the table below for the full comparison!

	Emec Prism	Iwaki IX-B
Features
Pressure (Bar)	4 to 25 bar	4 to 17
Capacity (L/hour)	5 to 80 litres/hour	7.5 to 45 litres/hour
Function
Constant	Yes	Yes
CC/Pulse	Yes	Yes
Pulse/pause mode	Yes	Yes
mA 0-20/4-20	Yes	Yes
PPM	Yes	Yes
%	Yes	No
ML/q	Yes	No
Volt	Yes	No
Batch	Yes	No
Additional inputs/outputs
Slow mode	Yes	No
Number of alarms	1	2
Communication modules	Optionally equipped with Modbus and Bluetooth	Profibus DP
Pressure sensor	Built-in overpressure sensor linked to the stepper motor	Leak detector