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SP4403 Emerson Genuine Unidrive SP Servo AC Drive 3kW 400V Closed-Loop Vector Control Ready Stock Global Dispatch
  • SP4403 Emerson Genuine Unidrive SP Servo AC Drive 3kW 400V Closed-Loop Vector Control Ready Stock Global Dispatch
  • SP4403 Emerson Genuine Unidrive SP Servo AC Drive 3kW 400V Closed-Loop Vector Control Ready Stock Global Dispatch
  • SP4403 Emerson Genuine Unidrive SP Servo AC Drive 3kW 400V Closed-Loop Vector Control Ready Stock Global Dispatch
  • SP4403 Emerson Genuine Unidrive SP Servo AC Drive 3kW 400V Closed-Loop Vector Control Ready Stock Global Dispatch

SP4403 Emerson Genuine Unidrive SP Servo AC Drive 3kW 400V Closed-Loop Vector Control Ready Stock Global Dispatch

Place of Origin UK / China
Brand Name Emerson
Certification COO & COC
Model Number SP4403
Product Details
Shipping Weight:
3.8 KG
Express Delivery:
DHL, FedEx, UPS
Customer Courier A/C:
Yes – DHL/FedEx/UPS Account Accepted
Shipping:
DHL (default) / FedEx / UPS / TNT / Air / Sea
Packing Size:
150 × 260 × 190 Mm
Trade Terms::
EXW, DAP, FOB, CIF
Highlight: 

Emerson Unidrive SP servo drive

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3kW AC drive 400V

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closed-loop vector control drive

Payment & Shipping Terms
Minimum Order Quantity
1 pc
Price
$300
Packaging Details
Brand new and original
Delivery Time
3-5 days
Payment Terms
T/T,paypal,alipay
Supply Ability
99+
Product Description

Product pictures

SP4403 Emerson Genuine Unidrive SP Servo AC Drive 3kW 400V Closed-Loop Vector Control Ready Stock Global Dispatch

Product Overview: Emerson SP4403 

Parameter Specification
Manufacturer Emerson / Control Techniques (Nidec Group)
Model Number SP4403
Product Family Unidrive SP
Category High-Dynamic AC Servo / Vector Drive

Application & Fault Scenarios

Where It Runs: Winding/unwinding tension lines, indexing tables, multi-axis packaging, synchronized conveyors.
Common Failures:
  • IGBT breakdown → OC/OV lockout
  • Bus capacitor aging → UV trips under load
  • PCB solder fatigue → encoder loss, speed hunting
  • Fan seizure → OH shutdown
  • Parameter corruption → stuck in standby
Downtime Risk: 4–14 hrs recovery, USD 6,000–30,000/hr loss.

Related products

SP4401 SP4402
SP5401 SP5402
SP5403 SP3401
SP3402 SP3403
SP2401 SP2402
SP2403 SP1401
SP1402 SP1403
SP5601 SP5602
SPMD3401 SPMD3402
SP4403-BR SP4403-EC

Delivery & Warranty

Item Details
Pre-Dispatch Check Housing, terminals, heatsink, fan, capacitors, PCB inspected. Photos provided. No-load power-on test.
Packing Protocol ESD bag → 20 mm PE foam → double-wall carton → FRAGILE labels. Factory CT carton if available.
Return Window 7 days, sealed & unused
Exchange Window 30 days for verified defects
DOA Handling Report within 72 hrs with evidence → replacement or full refund
Warranty Terms 12 months. Excludes: >528 V supply, liquid ingress, impact damage, unauthorized mods, fan wear past rated life.

FAQ

Q1: SP4403 vs. Commander SK — what's the difference?
A: SP4403 offers closed-loop vector/servo with encoder feedback and 3 SM slots for fieldbus expansion. Commander SK only provides basic open-loop control.
Q2: Can it drop-in replace a failed SP4403?
A: Yes. Identical terminal layout. Restore parameters via keypad copy or CTSoft software.
Q3: Is it 100% original?
A: Yes. Genuine Control Techniques / Nidec stock, individually inspected, 12-month warranty, serial numbers factory-verifiable.

CONTACT US AT ANY TIME

+8615959497059
Room 202-5, Building 21, Wanghai Road, Software Park 2, Huli District, Xiamen, Fujian China 361008
Send your inquiry directly to us