The 1769-L30ER-NSE is a CompactLogix 5370 L3 controller commonly used in installed industrial control systems where existing CompactLogix 1769 platforms are being maintained, replaced, or expanded. It is typically found in OEM machinery and production lines built around EtherNet/IP architecture.
This unit is often sourced as a direct replacement controller in legacy CompactLogix 5370 systems where hardware consistency and firmware compatibility must be maintained.
Installed in CompactLogix control cabinets for machine-level automation, typically used with distributed 1769 I/O modules in compact OEM equipment.
Product Identification
| Item | Details |
|---|---|
| Model Number | 1769-L30ER-NSE |
| Series | CompactLogix 5370 L3 |
| Manufacturer | Allen-Bradley (Rockwell Automation) |
| User Memory | 1 MB |
| Communication Ports | Dual EtherNet/IP Ethernet ports |
| I/O Compatibility | 1769 Compact I/O modules |
| EtherNet/IP Nodes | Up to 16 nodes |
| Programming Port | USB + Ethernet |
| SD Card Support | Supported |
| Supercap | Not included (No Supercap version) |
| Mounting Type | DIN rail (1769 chassis) |
| UPC | 885630101217 |
| Warranty | 1 Year |
| Handling Time | Ships within 1–5 business days after payment |
Application Context
This controller is most commonly used in installed systems rather than new machine design. Typical usage scenarios include:
- Replacement of failed CompactLogix 5370 L3 CPUs
- Maintenance of existing 1769 I/O-based control systems
- OEM machine lifecycle support and spare parts stocking
- Expansion of EtherNet/IP-based control networks in legacy setups
- Retrofit work on mid-range automation equipment
It is frequently selected when maintaining compatibility with existing CompactLogix configurations is more important than upgrading to newer platform families.
This represents only part of our CompactLogix inventory. Additional Allen-Bradley controllers and I/O modules are available for different system configurations upon request.
Installation Overview
| Item | Specification |
|---|---|
| System Type | CompactLogix 1769 chassis system |
| Expansion Support | 1769 series I/O modules |
| Network Architecture | EtherNet/IP |
| Backplane Communication | Integrated CompactLogix backplane |
| Mounting Method | DIN rail mounted chassis system |
| Operating Environment | Industrial control cabinet |
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Configuration Notes
In real maintenance environments, the 1769-L30ER-NSE is often cross-referenced with similar CompactLogix controllers such as L30ER or L33ER models. However, the NSE variant differs in its internal energy storage configuration (No Supercap design), which may affect how certain applications handle real-time clock retention or power-loss behavior.
Before replacement, system engineers typically verify:
- Firmware compatibility with existing project files
- Power-loss data retention requirements
- Existing controller hardware revision
- EtherNet/IP node mapping consistency
Typical Stock & Supply Status
In industrial spare parts supply chains, this controller is generally categorized as:
- Active mature product line
- Installed base support component
- Replacement-driven demand item
- OEM maintenance stock part
It is primarily sourced for continuity in existing automation systems rather than new control architecture design.
Commercial Conditions
All units include 1-year warranty
Standard dispatch time: 1–5 business days after payment
Each unit is inspected for model and condition consistency prior to shipment
Supply is focused on industrial spare parts distribution only
Procurement Notes
Common search and procurement terms associated with this model include:
- 1769-L30ER-NSE replacement controller
- CompactLogix 5370 L3 CPU 1MB spare part
- Allen-Bradley 1769 series controller stock
- EtherNet/IP CompactLogix PLC replacement unit
- Industrial automation spare CPU module
This model is frequently requested by maintenance teams responsible for installed CompactLogix-based automation systems.
All products are covered by a one-year warranty from SC Automation Electrical Components Co., Ltd. Manufacturer's warranty does not apply. Refunds and Exchanges
1. If you have any questions about the item upon receipt, please contact us within 7 days.
2. Returned items must be in their original condition. We will process a refund or exchange for your order based on your specific situation after receiving your return/exchange request.
3. The buyer is responsible for all incurred shipping costs.
DHL, FedEx, UPS, TNT, EMS, and Aramex offer fast Door-to-Door delivery services.
Bulk cargo can be transported by air or sea.
Customers can specify freight forwarders or other transportation methods.
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