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SP5401 Emerson Original Unidrive SP High-Performance Servo Drive 5.5kW 400V Closed-Loop Vector In Stock Ship Worldwide
  • SP5401 Emerson Original Unidrive SP High-Performance Servo Drive 5.5kW 400V Closed-Loop Vector In Stock Ship Worldwide
  • SP5401 Emerson Original Unidrive SP High-Performance Servo Drive 5.5kW 400V Closed-Loop Vector In Stock Ship Worldwide
  • SP5401 Emerson Original Unidrive SP High-Performance Servo Drive 5.5kW 400V Closed-Loop Vector In Stock Ship Worldwide
  • SP5401 Emerson Original Unidrive SP High-Performance Servo Drive 5.5kW 400V Closed-Loop Vector In Stock Ship Worldwide
  • SP5401 Emerson Original Unidrive SP High-Performance Servo Drive 5.5kW 400V Closed-Loop Vector In Stock Ship Worldwide

SP5401 Emerson Original Unidrive SP High-Performance Servo Drive 5.5kW 400V Closed-Loop Vector In Stock Ship Worldwide

Place of Origin UK / China
Brand Name Emerson
Certification COO & COC
Model Number SP5401
Product Details
Trade Terms::
EXW, DAP, FOB, CIF
Shipping Weight:
5.8 KG
Shipping:
DHL (default) / FedEx / UPS / TNT / Air / Sea
Packing Size:
180 × 300 × 210 Mm
Express Delivery:
DHL, FedEx, UPS
Customer Courier A/C:
Yes – DHL/FedEx/UPS Account Accepted
Highlight: 

Emerson Unidrive SP servo drive

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5.5kW high-performance servo drive

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400V closed-loop vector drive

Payment & Shipping Terms
Minimum Order Quantity
1 pc
Price
$500
Packaging Details
Brand new and original
Delivery Time
3-5 days
Payment Terms
T/T,paypal,alipay
Supply Ability
99+
Product Description

Product pictures

SP5401 Emerson Original Unidrive SP High-Performance Servo Drive 5.5kW 400V Closed-Loop Vector In Stock Ship Worldwide

Product Overview: Emerson SP5401 

Parameter Specification
Manufacturer Emerson / Control Techniques (Nidec)
Model Number SP5401
Product Family Unidrive SP
Category High-Performance AC / Servo Drive

Application & Fault Scenarios

Where It Runs: Printing presses, CNC auxiliary axes, winding stations, robotics, flying-saw lines, and multi-axis synchronization systems requiring closed-loop torque/speed precision.
Common Failures:
  • IGBT degradation → OC/OV lockout, unit won't re-enable
  • DC-link capacitor drift → intermittent UV alarms under load
  • Control PCB fatigue → speed oscillation, encoder loss, blank display
  • Fan seizure → OH trip during sustained duty
  • Parameter/firmware corruption → stuck at "Ready," no response
Downtime Risk: Multi-axis line stoppage, 4–16 hrs recovery, USD 8,000–40,000/hr loss.

Related products

SP5402 SP5403
SP4401 SP4402
SP4403 SP3401
SP3402 SP3403
SP2401 SP2402
SP2403 SP1401
SP1402 SP1403
SP5601 SP5602
SPMD2401 SPMD2402
SP5401-BR SP5401-EC

Delivery & Warranty

Item Details
Pre-Ship Verification Visual inspection of enclosure, terminals, heatsink, fan, capacitors, PCB. Photos supplied. Energized bench test without load.
Packing Standard ESD bag → 20 mm PE foam → double-wall carton → FRAGILE labels. Original CT box when available.
Return Window 7 days for unused, unopened units
Exchange Window 30 days for confirmed manufacturing defects
DOA Policy Notify within 72 hours with evidence → replacement or full refund
Warranty Coverage 12 months. Excludes: overvoltage >528 V, liquid/chemical ingress, physical damage, unauthorized repair, fan wear beyond 12 months.

FAQ

Q1: What's different about SP5401 vs. Unidrive M series?
A: SP5401 adds closed-loop vector/servo control, encoder interfaces (EnDat, SSI, Sin/Cos, resolver), and 3 SM slots for fieldbus expansion—features the M series lacks.
Q2: What failures does replacement solve?
A: Worn IGBTs, aged capacitors, cracked PCB traces, seized fans, and corrupted firmware that prevent reliable operation.
Q3: Is it genuine?
A: Yes. 100% original Control Techniques, individually inspected, 12-month warranty. Serial numbers verifiable with manufacturer.

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