Genuine Siemens 6SE6400-3CC00-6AD3 Motor Protection Unit | MICROMASTER 4 – Verified Source
The Siemens 6SE6400-3CC00-6AD3 is an original motor protection unit designed exclusively for the MICROMASTER 4 (MM4) series of variable frequency drives. This accessory provides comprehensive motor protection functions — including thermistor evaluation and motor overtemperature detection — ensuring safe, reliable operation in demanding industrial environments. Sourced directly through verified supply channels, every unit at Konmask.com undergoes rigorous authenticity checks before dispatch.
Technical Specifications
| Part Number | 6SE6400-3CC00-6AD3 |
| Brand | Siemens |
| Series | MICROMASTER 4 (MM4) |
| Product Type | Motor Protection Unit / Thermistor Module |
| Function | Motor thermistor evaluation & overtemperature protection |
| Compatible Drives | MICROMASTER 420, 430, 440 |
| Mounting | Plug-in module (drive-integrated slot) |
| Protection Class | IP20 (drive-dependent) |
| Weight | Approx. 500 g |
| Origin | Germany |
| HS Code | 8536.49 |
Our 4-Step Quality Verification Process
At Konmask.com, every Siemens component passes through a structured verification workflow before it reaches you:
- Step 1 — Source Validation: All units are procured exclusively from authorized distributors or verified OEM surplus channels. No grey-market or unverified third-party sources.
- Step 2 — Physical Inspection: Each item is inspected for correct labeling, part number match, holographic seals, and packaging integrity upon receipt.
- Step 3 — Functional Pre-check: Where applicable, modules are bench-tested or visually verified against Siemens technical documentation to confirm correct hardware revision.
- Step 4 — Secure Packaging & Documentation: Units are packed in anti-static, shock-resistant packaging with a packing slip confirming part number, quantity, and inspection status.
Key Features & Benefits
- Genuine OEM Siemens part — not a compatible substitute
- Provides PTC thermistor evaluation for connected motors
- Prevents motor damage from overtemperature conditions
- Seamless plug-in integration with MM4 drive family
- Supports both standard NTC and PTC thermistor types
- Reduces unplanned downtime through proactive thermal protection
- Fully compliant with Siemens MM4 parameter set (P0601–P0604)
Typical Applications
- Pump and fan motor protection in HVAC systems
- Conveyor and material handling drive systems
- Compressor motor thermal monitoring
- Industrial process lines requiring continuous motor operation
- Retrofit and maintenance replacement for existing MM4 installations
- OEM machine builders using MICROMASTER 4 platforms
Compatible System Components
The 6SE6400-3CC00-6AD3 is designed to work within the broader MICROMASTER 4 ecosystem. Compatible components include:
- Drives: MICROMASTER 420 (6SE6420-x), MICROMASTER 430 (6SE6430-x), MICROMASTER 440 (6SE6440-x)
- Operator Panels: BOP (6SE6400-0BP00-0AA0), AOP (6SE6400-0AP00-0AA0)
- Communication Modules: PROFIBUS (6SE6400-1PB00-0AA0), DeviceNet, CANopen
- Braking Resistors: 6SE6400-4BD series
- Line Filters & Reactors: 6SE6400-2FA / 2FB series
Global Sourcing & Shipping Capabilities
Konmask.com operates as a global industrial automation parts supplier headquartered in China, with established logistics partnerships for worldwide delivery:
- Stock Availability: In-stock and lead-time items available — contact us for real-time stock confirmation
- Shipping Regions: Asia-Pacific, Europe, North America, Middle East, Southeast Asia
- Carriers: DHL Express, FedEx International, UPS, SF Express (Asia)
- Lead Time: In-stock orders typically ship within 1–3 business days
- Export Documentation: Commercial invoice, packing list, and certificate of origin available upon request
- Customs Support: HS code 8536.49 declared; we assist with customs documentation for smooth clearance
Certifications & Compliance Statement
- CE Marked (as part of Siemens MICROMASTER 4 system)
- RoHS Compliant
- UL Listed (drive system level)
- Manufactured under ISO 9001 quality management system
- All units sold by Konmask.com are genuine Siemens products — we do not sell counterfeit, refurbished-as-new, or unverified compatible parts
How to Order
- Confirm Part Number: Verify 6SE6400-3CC00-6AD3 matches your drive’s accessory slot requirement and firmware version
- Request a Quote: Contact us via email or WhatsApp for volume pricing, lead time, and stock confirmation
- Place Your Order: Add to cart and complete checkout, or request a proforma invoice for bank transfer payment
- Receive & Verify: Inspect packaging and part number label upon receipt — contact us immediately if any discrepancy is found
Contact us before ordering if you need: datasheet confirmation, hardware revision matching, or multi-unit volume discounts.
Authenticity & Trust FAQ
Q: Are these genuine Siemens parts?
A: Yes. All units are sourced from authorized distributors or verified OEM surplus. We do not sell compatible substitutes or counterfeit goods.
Q: Can you provide a certificate of origin or test report?
A: We can provide a certificate of origin and packing documentation. Factory test reports are subject to availability by batch.
Q: What if the part doesn’t match my drive?
A: Contact us within 7 days of receipt. We offer exchange or return for incorrectly supplied parts, subject to our returns policy.
Q: Do you offer warranty?
A: Yes — 12 months warranty against manufacturing defects for all genuine Siemens parts sold through Konmask.com.
Q: Can I order in bulk?
A: Yes. Volume discounts are available for orders of 5+ units. Contact our sales team for a tailored quote.
Q: How do I verify the part number before ordering?
A: Cross-reference with your MICROMASTER 4 drive’s nameplate or the Siemens Industry Mall. Our team can also assist with part number verification — just send us your drive’s full model number.
© 2026 Konmask.com. All rights reserved.
Original Source: https://Konmask.com
Contact: [email protected] | +0086 19859288691











