Mitsubishi Electric
Mitsubishi Electric MR-J4-40A
MR-J4-40A is a Mitsubishi Electric MELSERVO-J4 single-axis servo amplifier in the 200 V class, rated at 0.4 kW with 2.8 A output for general-purpose pulse and analog command applications.
Broader comparison
Compare servo amplifiers by command architecture and motor ecosystem first. MR-J4-40A belongs to Mitsubishi’s general-purpose J4 branch with pulse and analog command support, so it should not be mixed casually with fieldbus-specific or multi-axis alternatives.
Specifications
Product family
Mitsubishi Electric MELSERVO-J4 servo amplifier
Command interface
General-purpose pulse and analog interface
Voltage class
200 V
Motor rated output
0.4 kW
Rated output voltage
Three-phase 170 VAC
Rated output current
2.8 A
Main circuit input
Single-/three-phase 200 to 240 VAC, 50/60 Hz
Main circuit rated current
2.6 A
Control circuit input
Single-phase 200 to 240 VAC, 50/60 Hz
Integrated safety
STO
Encoder resolution
22 bits
Maximum input pulse frequency
4 Mpulses/s differential receiver, 200 kpulses/s open collector
Analog monitor
2 channels
Service communication
USB and RS-422
J4 family performance
Up to 2.5 kHz speed frequency response
Manuals & Datasheets
Compatibility
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Accessories
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Replacement / Alternatives
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