Siemens 3RT1045-1AP00 SIRIUS Contactor 80A 37kW | New Original

Siemens 3RT1045-1AP00 – Strategic Sourcing & Supply Chain Solution

Procurement Intelligence & Market Overview

In today’s complex global automation landscape, securing a reliable supply of the Siemens 3RT1045-1AP00 has become a critical priority for procurement teams across manufacturing, energy, and process industries. As a 3-pole SIRIUS power contactor rated at 80A / 37kW (AC-3) with a 24V AC coil, the Siemens 3RT1045-1AP00 occupies a pivotal role in motor control centers, distribution panels, and automated production lines worldwide. Supply chain disruptions in recent years have elevated this component from a routine spare to a strategic inventory asset — one that directly impacts operational continuity and uptime KPIs.

From a strategic sourcing perspective, the Siemens 3RT1045-1AP00 represents a high-value line item in any MRO (Maintenance, Repair & Operations) inventory program. Its long mechanical life (10 million operations) and electrical life (1.5 million AC-3 operations) make it a cost-efficient choice for facilities practicing inventory optimization and lifecycle cost analysis. Procurement managers who integrate this component into their approved vendor lists benefit from predictable replacement cycles and reduced emergency sourcing costs.

Every unit we supply is sourced through verified, authorized distribution channels. Full traceability documentation, original manufacturer packaging, and compliance with IEC 60947-4-1 and UL 508 standards are guaranteed — ensuring your procurement records remain audit-ready and your operations remain compliant.

Strategic Sourcing Benefits

✅ Certified Original Condition: 100% authentic Siemens product, sourced from authorized global distribution networks — zero counterfeit risk.
? Rapid Response Fulfillment: In-stock inventory enables same-day or next-business-day dispatch via FedEx / UPS / DHL Express — minimizing your downtime window.
Cost-Efficiency at Scale: Competitive unit pricing with volume discount tiers available for B2B buyers and OEM procurement programs.
Full Documentation Package: Includes certificate of conformity, test reports, and original datasheet — ready for your QA and compliance teams.
? Dedicated B2B Support: Assigned sourcing specialists provide technical clarification, cross-reference assistance, and order tracking throughout the supply chain.
Supply Chain Optimization: Flexible MOQ, consolidated shipping options, and blanket order arrangements available to support your inventory management strategy.

Global Distribution & Inventory Continuity

The Siemens SIRIUS 3RT1 series — including the 3RT1045-1AP00 — is one of the most widely deployed contactor families in global industrial networks. From automotive assembly plants in Germany to petrochemical facilities in the Middle East and food processing lines across Southeast Asia, this product family underpins mission-critical switching infrastructure on every continent.

Our global distribution model is built around inventory continuity: we maintain strategic buffer stock of high-demand Siemens components to insulate our clients from lead time volatility and spot market price spikes. Whether you require a single replacement unit for emergency maintenance or a scheduled bulk order for a capital project, our fulfillment infrastructure is designed to deliver with speed and precision. Long-term supply agreements and consignment stock programs are available for qualified enterprise accounts seeking to further de-risk their supply chain.

Procurement Specifications Table

| Feature | Technical Parameter | |—|—| | **Full Model Number** | **3RT1045-1AP00** | | Brand | Siemens | | Series | SIRIUS 3RT1 | | Rated Operational Current (AC-3) | 80A @ 400V | | Power Rating (AC-3) | 37kW (50Hz) / 40HP (60Hz) | | Number of Poles | 3 (3NO Main Contacts) | | Control Coil Voltage | 24V AC (50/60Hz) | | Auxiliary Contacts | 1NO + 1NC (Standard) | | Mechanical Life | 10,000,000 Operations | | Electrical Life (AC-3) | 1,500,000 Operations | | Operating Temperature | -25°C to +60°C | | Protection Rating | IP20 (Front) / IP00 (Terminals) | | Mounting | 35mm DIN Rail (Snap-on) or Screw | | Connection Type | Screw Terminals | | Compliance Standards | IEC 60947-4-1, UL 508 | | Country of Origin | Germany | | Condition | New, Original Manufacturer Packaging |

Logistics Excellence & Fulfillment

Original Manufacturer Packaging: Every Siemens 3RT1045-1AP00 ships in its original, sealed Siemens packaging — preserving product integrity and providing immediate visual verification of authenticity upon receipt.

12-Month Warranty: All units carry a full 12-month warranty against manufacturing defects, backed by our sourcing guarantee. Warranty claims are handled directly by our technical team with priority turnaround.

Professional Export Handling: Our logistics team manages all export documentation, customs classification (HS Code: 8536.49), and carrier coordination. We ship via FedEx International Priority, UPS Worldwide Express, and DHL Express — with real-time tracking provided for every shipment. Delivery to most major industrial hubs globally within 3-7 business days.

Fast Turnaround: In-stock orders confirmed before 14:00 (GMT+8) are processed for same-day dispatch. Urgent requirements? Contact our sourcing desk directly for expedited fulfillment options.

Buyer’s FAQ — Sourcing Guide

Q: Are volume or bulk purchase discounts available for the 3RT1045-1AP00?
A: Yes. We offer tiered pricing for orders of 5+ units, with further discounts for orders of 20+ units. Contact our B2B sourcing team with your quantity requirements for a formal quotation and lead time confirmation.

Q: How do you verify the authenticity of the 3RT1045-1AP00?
A: Each unit is sourced exclusively through authorized Siemens distribution channels. We provide a certificate of conformity, original packaging with intact Siemens holograms/labels, and full batch traceability documentation upon request — meeting the requirements of ISO 9001-compliant procurement processes.

Q: What are the typical international shipping times?
A: Standard international delivery via FedEx/UPS/DHL Express takes 3-7 business days to most destinations in Europe, North America, Southeast Asia, and the Middle East. Expedited options (2-3 business days) are available for urgent requirements.

Q: Can I request a sample unit before placing a bulk order?
A: Yes. Sample orders (1-2 units) are accepted for qualified B2B buyers. Please contact our sourcing team to discuss sample pricing and evaluation timelines before committing to a larger procurement program.

Q: Is the 3RT1045-1AP00 compatible with Siemens SIRIUS overload relays?
A: Absolutely. The 3RT1045-1AP00 is fully compatible with the Siemens 3RU1 and 3RB3 series overload relays, which mount directly to the contactor body for a compact, integrated motor protection assembly.

Q: What documentation is provided for customs clearance and import compliance?
A: We provide a commercial invoice, packing list, certificate of origin (Germany), and HS code classification (8536.49) for all international shipments. Additional documentation (e.g., ECCN classification, material safety data) is available upon request.

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