MR-J4-70B – Mitsubishi Electric MELSERVO-J4 750W AC Servo Amplifier SSCNET III/H
Mitsubishi Electric MR-J4-70B – MELSERVO-J4 750W AC Servo Amplifier SSCNET III/H. Motion-control component for precise positioning, speed and torque control in servo and CNC applications. Key data: Product Family: MELSERVO-J4 Series; Rated Output Power: 750 W (0.75 kW); Rated Current: 5.8 A. Contact Industrial Auto Controls with the part number for price, condition and lead time.
Request Quote on WhatsAppListed prices exclude taxes, duties and shipping. Quantity pricing, condition, warranty and lead time are confirmed in our written quotation.
Specifications – MR-J4-70B
| Part number | MR-J4-70B |
|---|---|
| Brand | Mitsubishi Electric |
| Category | Servo Drives & Motion |
| Product Family | MELSERVO-J4 Series |
| Product Type | AC Servo Amplifier (SSCNET III/H) |
| Rated Output Power | 750 W (0.75 kW) |
| Rated Current | 5.8 A |
| Input Current Consumption | 3.8 A |
| Supply Voltage | 200–240 V AC (single-phase or three-phase), 50/60 Hz |
| Supply Voltage (DC) | 283–340 V DC |
| Control Method | Sine-wave PWM control / current control method |
| Command Interface | SSCNET III/H optical fiber |
| Communication Cycle | 0.222 ms / 0.444 ms / 0.888 ms (selectable) |
| Communication Speed | 150 Mbps full duplex |
| Encoder Interface | Serial 22-bit absolute encoder |
| Safety Function | STO (Safe Torque Off) – IEC/EN 61800-5-2 |
| Built-in Dynamic Brake | Yes |
Key Features
- 750 W (0.75 kW) rated output
- 5.8 A rated current / 3.8 A input current
- 200–240 V AC single-phase or three-phase input
- SSCNET III/H optical fiber interface (150 Mbps full duplex)
- Built-in dynamic brake + built-in regenerative resistor (20 W)
- Safe Torque Off (STO) – SIL2 / PL e
About the Mitsubishi Electric MR-J4-70B
The Mitsubishi Electric MR-J4-70B (MELSERVO-J4 750W AC Servo Amplifier SSCNET III/H) is listed in our Servo Drives & Motion range and is priced at US$400.50 (excl. taxes, duties and shipping). It is listed as in stock.
Searching for this part in another format? MR-J4-70B is also written as MRJ470B, MR J4 70B — our search ignores dashes, spaces and dots.
See more Mitsubishi Electric Servo Drives & Motion, or send us the part number and quantity for a written quotation. Choosing a replacement? Read our Servo Drives & Motion buying guide.
MR-J4-70B – frequently asked questions
What is the price of MR-J4-70B?
The Mitsubishi Electric MR-J4-70B is listed at US$400.50, excluding taxes, duties and shipping. Quantity pricing, condition and lead time are confirmed in our written quotation.
Is MR-J4-70B in stock?
MR-J4-70B is currently listed as in stock. Stock moves quickly, so availability is confirmed when we send your quote.
How do I order MR-J4-70B?
Tap "Request Quote on WhatsApp" (+1 602 842 5433) or fill in the inquiry form on this page. The part number is filled in for you and no account is needed. We reply with a written quotation.
Is MRJ470B the same part as MR-J4-70B?
Yes. MRJ470B, MR J4 70B and MR-J4-70B refer to the same Mitsubishi Electric part number written in different formats.
