MR-J4W3-444B | Mitsubishi| Digital AC-Servo Amplifier MR-J4W-B
Condition: New Original Packaging
Ellglble For 1-3 Business days Shipping
100,000+ genuine producls in stack. More about shipping→
All Parts Come with 12-Month Warranty
Industy-leading protection. More about warranty→
New, Refurbished & Pre-owned Items Available
Multiple opions to meet your needs and budget
Engineered for sophisticated multi-axis motion control, the Mitsubishi MR-J4W3-444B stands out as a powerful three-axis AC servo amplifier, providing 400W of output per axis. Its seamless integration into advanced automation systems is facilitated by SSCNET III/H communication, making it an ideal choice for high-precision machinery requiring robust and reliable performance.
| Parameter | Specification |
|---|---|
| Product Type | Triple (3-Axis) AC Motion Servo Amplifier |
| Series | MELSERVO-J4 Series |
| Rated Output (per axis) | 0.4 kW (400 W) |
| Rated Current (each axis) | 2.8 A |
| Main Circuit Power Supply | 3-phase or 1-phase 200-240 VAC, 50/60 Hz |
| Main Circuit Rated Current | 7.8 A |
| Communication Interface | SSCNET III/H, USB (for MR Configurator2) |
| Dynamic Brake | Built-in |
| Built-in Regenerative Resistance | 100 W |
| Safety Function | STO (Safe Torque Off) IEC/EN 61800-5-2 |
| Protection Class | IP20 |
| Dimensions (W x H x D) | 85 mm x 168 mm x 195 mm |
| Weight | 1.9 kg |
| Operating Ambient Temperature | 0 to +55 ¡ãC |
Shipping
At itrustbot, we prioritize fast, reliable shipping to minimize your industrial automation downtime, with warehouse operations Monday-Friday (closed on national holidays). Most orders ship within 2–3 business days; some specific items have a 3–5 day lead time, and we’ll notify you promptly of any unexpected delays.
Free Standard Shipping is available for all non-rush/next-day orders (no minimum purchase). For expedited shipping, we use DHL, FedEx, and UPS for items under 150kg; sea freight or economical options are available for heavy/bulky equipment (contact us to arrange). A $100 flat fee + expedited carrier costs applies for rush orders, with same-day dispatch for orders placed before 3:00 PM EST.
Estimated delivery times (after dispatch): USA & Canada/UK & EU (3–7 business days); Australia & New Zealand (4–8 business days); Rest of the World (7–12 business days). Times are estimates only—carrier/customs delays may occur.
Return
Return Windows: Notify us within 30 days of delivery for wrong/defective items (our error); within 14 days for incorrect orders/unwanted items (customer error).
Return Conditions: Items must be unused, in original received condition, and in unopened original packaging. Opened factory boxes are non-returnable unless the item is defective (sealed boxes opened cannot be resold as new).
