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/Siemens 6SL3121-2TE21-8AA3 SINAMICS S120 18 A Double Motor Module
Siemens 6SL3121-2TE21-8AA3 SINAMICS S120 18 A Double Motor Module
Siemens 6SL3121-2TE21-8AA3 SINAMICS S120 18 A Double Motor Module
Siemens 6SL3121-2TE21-8AA3 SINAMICS S120 18 A Double Motor Module

Siemens 6SL3121-2TE21-8AA3 SINAMICS S120 18 A Double Motor Module

Siemens SINAMICS S120 · DOUBLE MOTOR MODULE

6SL3121-2TE21-8AA3

The 6SL3121-2TE21-8AA3 is a Siemens SINAMICS S120 Double Motor Module for 3AC 200–480 V input and a 18 A + 18 A motor. Confirm the exact article number, motor data, supply, wiring and installed project configuration before ordering.

HEIGHTVERIFY MM
WIDTHVERIFY MM
DEPTHVERIFY MM
NET WEIGHTVERIFY KG
MANUFACTURERSiemens
CONDITION / WARRANTYOriginal New · One-Year Warranty
ISO CERTIFICATIONISO-Certified Product
VERIFICATION● Product photos and videos provided after inquiry
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SIEMENS ● SINAMICS S120 DOUBLE MOTOR MODULE
Siemens SINAMICS S120

6SL3121-2TE21-8AA3

3AC 200–480 V · 1.0 KW

S120 DOUBLE MOTOR MODULE

PRODUCT ROLE
6SL3121-2TE21-8AA3 is a Siemens SINAMICS S120 Double Motor Module rated for a 18 A + 18 A motor, with 3AC 200–480 V input and 18 A + 18 A rated output current.
CONFIGURATION NOTE
For 6SL3121-2TE21-8AA3, Siemens identifies this exact article as a SINAMICS S120 Double Motor Module. Confirm the motor, input supply, wiring, safety circuit, firmware and saved project before ordering.
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OFFICIAL SIEMENS REFERENCE

Technical Specifications

Siemens 6SL3121-2TE21-8AA3 ↗
SINAMICS S120 DOUBLE MOTOR MODULE

Engineering data at a glance

Click “+” to expand more specifications.

HEIGHTVERIFY MM
WIDTHVERIFY MM
DEPTHVERIFY MM
NET WEIGHTVERIFY KG
Official Siemens technical data and Industry Mall product information.
Official product verificationVerify the complete order number 6SL3121-2TE21-8AA3, the connected motor, 3AC input supply, wiring, safety circuit, firmware and saved project before ordering.
GENERAL INFORMATION
BrandSiemens
Part number6SL3121-2TE21-8AA3
Product typeSINAMICS S120 Double Motor Module
Product familySINAMICS S120
Product designationServo drive
Rated motor power18 A + 18 A
DRIVE RATINGS
Input voltage3AC 200–480 V, -10%/+10%
Rated input current600 V DC
Input frequency45–66 Hz
Rated output current18 A + 18 A
Output frequency0–550 Hz
MECHANICAL DATA
WidthVERIFY mm
HeightVERIFY mm
DepthVERIFY mm
INSTALLATION & LIFECYCLE
Net weightVERIFY kg
Frame sizeBOOKSIZE
Mounting positionVertical wall mounting
Connection typePush-in spring-type terminals
Conductor cross-section0.75–6.00 mm² / 18–10 AWG
Product lifecyclePM400: Announcement of product phase-out
Source: Siemens official Industry Mall technical data for 6SL3121-2TE21-8AA3.
FAQ

Questions Buyers Ask Most

What does 6SL3121-2TE21-8AA3?

6SL3121-2TE21-8AA3 is a Siemens SINAMICS S120 Double Motor Module for a 18 A + 18 A motor, supplied from 3AC 200–480 V.

Which input and output ratings apply to 6SL3121-2TE21-8AA3 ?

6SL3121-2TE21-8AA3 accepts 3AC 200–480 V (-10%/+10%) at 600 V DC and 45–66 Hz; its rated output current is 18 A + 18 A with a 0–550 Hz output-frequency range.

What motor rating is specified for 6SL3121-2TE21-8AA3?

6SL3121-2TE21-8AA3 is listed for a 18 A + 18 A motor. The motor, encoder, cable and saved S120 configuration must match the installed system.

What mechanical installation data apply to 6SL3121-2TE21-8AA3 ?

6SL3121-2TE21-8AA3 is an BOOKSIZE unit for vertical wall mounting, measuring VERIFY mm wide, VERIFY mm high and VERIFY mm deep, with a net weight of VERIFY kg.

Which safety input is documented for 6SL3121-2TE21-8AA3?

6SL3121-2TE21-8AA3 provides one fail-safe digital input intended only for STO or SS1. Verify the safety wiring and project configuration before commissioning.

Can another S120 drive replace 6SL3121-2TE21-8AA3 ?

6SL3121-2TE21-8AA3 directly? No. The article number, motor power and current, input supply, interfaces, firmware, saved project and mechanical fit must all be verified.

What information should accompany an inquiry for 6SL3121-2TE21-8AA3?

For 6SL3121-2TE21-8AA3, provide the complete article number, quantity, nameplate, motor data, input supply, wiring, firmware and saved project details.

CONTACT PRODUCT SPECIALIST

Check your configuration with Frida

Share the complete article number, motor data, input supply, wiring, firmware and saved project for compatibility, availability and lead-time checking.

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DATA SHEET

Manuals and Official References for
6SL3121-2TE21-8AA3

Official Siemens manufacturer-reference information for the SINAMICS S120 Double Motor Module.

Official datasheet status

The official Siemens technical data identifies 6SL3121-2TE21-8AA3 as a SINAMICS S120 Double Motor Module for 3AC 200–480 V input and a 18 A + 18 A motor, with 18 A + 18 A rated output current.

VIEW OFFICIAL DATASHEET

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Send the complete model, quantity, and your technical or purchasing question.

Technical statements on this product page are based on publicly available official Siemens manufacturer documentation.

SINAMICS S120 DRIVE RELATIONSHIP

How 6SL3121-2TE21-8AA3 Fits a Siemens SINAMICS S120 System

Siemens is the brand; SINAMICS S120 is the servo-drive family; and 6SL3121-2TE21-8AA3 is the 18 A + 18 A Double Motor Module article for the compatible motor and installed project.

Siemens · BRAND
Siemens SINAMICS S120DOUBLE MOTOR MODULE · BOOKSIZE
INPUT SUPPLY

3AC 200–480 V

6SL3121-2TE21-8AA3 accepts 3AC 200–480 V (-10%/+10%) at 600 V DC and 45–66 Hz.

OUTPUT DATA

18 A + 18 A · 0–550 HZ

Match the rated output current and frequency range to the connected motor and saved project.

MOTOR POWER

1.0 KW

Siemens lists this exact article for a 18 A + 18 A motor.

System relationship: verify the complete article number, motor data, supply, wiring, safety circuit, firmware and saved project before installation.
APPLICATION AREAS

Application map for 6SL3121-2TE21-8AA3

Servo Motion SystemsProvides controlled power for a compatible SINAMICS S120 servo motor
Machine AutomationSupports compact machine-axis applications when matched to the motor and project
APPLICATION CENTER 6SL3121-2TE21-8AA3 SINAMICS S120 18 A + 18 A Double Motor Module
STO / SS1Includes one fail-safe digital input intended only for STO or SS1
Configuration CheckConfirm motor, supply, wiring, firmware and saved project before commissioning
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05ASSURANCE
One-Year WarrantyOne-year warranty from delivery for products supplied by Moore Automation.
Warranty Claim Information
What to provide: If a product-related issue occurs within the warranty period, contact our team and submit one clear, continuous video for review.
Complete product and nameplate
Power supply and wiring connections
Installation and operating conditions
Indicator lights, alarms or error messages
Clear description of the fault
Continuous video showing the issue
Review outcome: If the evidence confirms a covered product fault, Moore Automation will arrange the appropriate warranty solution.
SALES ASSISTANCE

Contact Sales Manager Frida

Include the complete part number, quantity and delivery destination.

EMAILsales5@mooreplc.com WHATSAPP+86 153 5940 8275
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