Genuine Allen-Bradley 1756-EN2TR/B ControlLogix EtherNet/IP Communication Module | ControlLogix Series – Verified Source
The Allen-Bradley 1756-EN2TR/B is a dual-port EtherNet/IP communication module designed for the ControlLogix platform. Sourced directly through verified industrial distribution channels, every unit sold by Konmask.com undergoes rigorous authenticity and functional verification before shipment. B2B buyers in manufacturing, energy, and process automation trust us for spec-accurate, traceable parts.
Technical Specifications
- Manufacturer: Allen-Bradley (Rockwell Automation)
- Part Number: 1756-EN2TR/B
- Series: B (Ser B)
- Platform: ControlLogix
- Communication Protocol: EtherNet/IP
- Ports: 2 × RJ-45 (dual-port, ring topology support)
- Network Topology: Linear / DLR (Device Level Ring)
- Data Rate: 10/100 Mbps, auto-negotiating
- Backplane Current Draw: 980 mA @ 5 VDC
- Operating Temperature: 0 °C to 60 °C (32 °F to 140 °F)
- Storage Temperature: -40 °C to 85 °C
- Weight: Approx. 400 g
- Certifications: UL, CE, cUL
- Firmware: Field-upgradeable
Our 4-Step Quality Verification Process
Every 1756-EN2TR/B unit shipped from Konmask.com passes through our standardized QC pipeline:
- Step 1 — Source Traceability: We verify the supply chain origin. Units are sourced from authorized distributors or OEM-surplus channels with documented provenance.
- Step 2 — Physical Inspection: Label integrity, housing condition, firmware revision, and date codes are checked against Rockwell Automation factory standards.
- Step 3 — Functional Bench Test: Where applicable, modules are powered up and communication ports are tested for link establishment and data throughput.
- Step 4 — Packaging & Documentation: Units are repackaged in anti-static ESD bags with inspection records. A certificate of inspection is available upon request.
Key Features & Benefits
- Dual RJ-45 ports enable Device Level Ring (DLR) topology for fault-tolerant network redundancy
- Seamless integration with Studio 5000 Logix Designer and RSLogix 5000
- Supports implicit (I/O) and explicit (MSG) messaging over EtherNet/IP
- Hot-swap capable within the ControlLogix chassis — minimizes downtime during replacement
- Backward compatible with existing 1756 chassis and power supplies
- Field-upgradeable firmware for long-term supportability
- Compact single-slot form factor
Typical Applications
- Factory automation and discrete manufacturing lines
- Oil & gas SCADA and process control systems
- Water/wastewater treatment plant automation
- Automotive assembly and robotics integration
- Power generation and utilities distribution
- Pharmaceutical and food & beverage regulated environments
Compatible System Components
- Chassis: 1756-A4, 1756-A7, 1756-A10, 1756-A13, 1756-A17 (all ControlLogix chassis)
- Power Supplies: 1756-PA72, 1756-PB72, 1756-PA75, 1756-PB75
- Controllers: 1756-L61, 1756-L62, 1756-L63, 1756-L71, 1756-L72, 1756-L73, 1756-L74, 1756-L75, 1756-L81E, 1756-L82E, 1756-L83E, 1756-L84E, 1756-L85E
- Software: Studio 5000 Logix Designer v21+, RSLogix 5000 v20+
- Related Modules: 1756-EN2T, 1756-EN2TXT, 1756-EN3TR, 1756-ENBT
Global Sourcing & Shipping Capabilities
- Stock Location: Mainland China (Fujian) with bonded warehouse options
- Lead Time: In-stock units ship within 1–3 business days; sourced units 5–15 business days
- Shipping Methods: DHL Express, FedEx International Priority, SF International, sea freight for bulk orders
- Export Compliance: We handle CN customs export documentation; buyers are responsible for import duties in their jurisdiction
- Minimum Order: 1 unit (bulk pricing available for 5+ units)
- Payment Terms: T/T (bank transfer), PayPal, trade assurance — net terms available for verified B2B accounts
Certifications & Compliance Statement
The 1756-EN2TR/B is manufactured by Rockwell Automation and carries UL Listed, CE (EU Machinery Directive), and cUL certifications. Konmask.com does not manufacture or modify hardware. We are an independent reseller of genuine industrial automation components. All products are sold as-is with original manufacturer specifications. Customers requiring factory-new sealed units with full Rockwell warranty should contact an authorized Rockwell distributor. Konmask.com specializes in verified surplus, refurbished, and hard-to-source inventory with transparent condition disclosure.
How to Order
- Online: Add to cart and complete checkout — we will confirm stock and lead time within 1 business day
- RFQ / Bulk: Email support@konmask.com with quantity, required delivery date, and destination country
- Phone / WhatsApp: +0086 19859288691 (Mon–Sat, 09:00–18:00 CST)
- Proforma Invoice: Available upon request for procurement departments
- Lead Time Confirmation: We verify physical stock before confirming every order — no phantom inventory
Authenticity & Trust FAQ
Q: Are these units genuine Allen-Bradley / Rockwell Automation products?
A: Yes. We source exclusively from traceable industrial supply channels. Counterfeit or clone modules are never knowingly stocked. If you have authenticity concerns after receipt, contact us immediately for resolution.
Q: What condition are the units in?
A: Unless explicitly stated as “New Sealed,” units may be factory-refurbished or tested-surplus in excellent working condition. Condition is disclosed on each listing.
Q: Do you offer a warranty?
A: Yes — Konmask.com provides a 90-day functional warranty on all shipped units. Units that fail within the warranty period will be replaced or refunded at our discretion.
Q: Can I get a test report or inspection certificate?
A: Yes. Inspection records are available upon request. For large orders, third-party inspection can be arranged at buyer’s cost.
Q: What if the part number I need is not listed?
A: Contact us — we source across the full Allen-Bradley / Rockwell Automation catalog and many other brands including Siemens, Schneider, ABB, Omron, and Mitsubishi.
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Original Source: https://Konmask.com
Contact: support@konmask.com | +0086 19859288691
