Allen Bradley 1784-SD1 Industrial Equipment
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8615305023276 | |||||||
| +8615305023276 | ||||||||
| 15305023276 | ||||||||
| Add to | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||

Technical Specifications
| Parameter | Specification |
|---|---|
| Product Name | 1784-SD1 Memory Module |
| Product Type | Industrial Memory Storage Device |
| Device Type | Static RAM / Storage Daughterboard (SD Module) |
| Compatible Systems | Select Allen-Bradley PLC and communication modules (legacy systems) |
| Primary Function | Program storage, configuration backup, and data retention |
| Memory Type | Static RAM-based memory module |
| Memory Capacity | System-dependent (used for expansion/backup rather than fixed user storage) |
| Data Retention | Battery-backed volatile memory (depends on host system design) |
| Interface Type | Dedicated backplane / module connector |
| Installation Type | Internal plug-in module |
| Hot Swappable | Not supported |
| Operating Temperature | 0°C to 60°C |
| Storage Temperature | -40°C to 85°C |
| Relative Humidity | 5%–95% non-condensing |
| Shock Resistance | Industrial-grade vibration and shock tolerance |
| Dimensions | Approx. 120 × 70 × 20 mm (varies by chassis integration) |
| Weight | Approx. 0.1–0.3 kg |
| Typical Applications | PLC program retention, controller configuration storage, backup memory expansion in legacy automation systems |
FAQ
What is the 1784-SD1 used for?
It is a memory expansion or storage module used in certain legacy Allen-Bradley PLC and industrial control systems for program and configuration storage.
Is it a standalone memory device?
No, it is not standalone. It must be installed inside a compatible controller or communication module.
What type of memory does it use?
It typically uses static RAM with battery-backed retention depending on the host system design.
Can it be hot-swapped?
No, it must be installed or removed with the system powered down.
What is its main purpose?
Its main purpose is to store PLC programs, configuration data, and system parameters in industrial automation controllers.
Is it still commonly used today?
It is considered a legacy component and is mostly found in older automation systems still in operation.
Where is it commonly installed?
It is installed inside compatible Allen-Bradley PLC chassis or controller modules requiring additional memory storage.
Allen Bradley 1784-SD1 Industrial Equipment is in stock. Please contact us for a quick quote and competitive pricing.
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8615305023276 | |||||||
| +8615305023276 | ||||||||
| 13950166376 | ||||||||
| Add to | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Company Introduction
Xiamen Shengruite Trading Co., Ltd. is a company specializing in the supply of industrial PLC spare parts.
We provide high-quality PLC spare parts to customers in the global manufacturing, energy and power, chemical and other fields.
Since its establishment in 2011, after 13 years of rapid development, the cumulative global shipments have reached 223,650 pieces, with an annual output value of US$50 million.
Successfully served more than 500 customers in more than 100 countries and regions including Saudi Arabia, UAE, the United States, Europe, Africa, and Southeast Asia
Our Mission
Provide customers with the best quality PLC spare parts and the fastest delivery service to ensure that their industrial automation systems are always in the best operating condition.
We provide a 1-year warranty service, and we support returns and exchanges for any issues to ensure your rights and interests are fully protected.
We can provide detailed product images upon request, and our team can arrange warehouse photos for confirmation to ensure you have all the information you need before making a purchase.
Shipping times vary depending on your location. With the support of our 16 global warehouses, we strive to deliver orders as quickly as possible. Contact us to get an estimated delivery time for your specific location.
The minimum order quantity (MOQ) is typically one unit. However, for larger orders, please contact us for potential discounts and pricing details.
Yes, we offer competitive pricing for bulk purchases. Please reach out to our sales team with the specifics of your order to receive a custom quote.
We accept various payment methods for wholesale orders, including bank transfers (T/T), letters of credit, and other options upon agreement. For large transactions, please contact us directly for payment terms.
Yes, we offer flexible ordering options for both small and large quantities. Whether youre looking for a single unit or a large batch, we can accommodate your needs.
We occasionally offer promotional discounts for new wholesale customers. Contact us to learn more about any current offers available for first-time buyers.
If you are unsure of compatibility with your existing setup please provide your system details and our support team can verify compatibility prior to purchase.
Returns are accepted within 30 days if the product is unused, unopened, and in its original packaging. Please note that return shipping and associated costs are the buyer\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\’s responsibility.
Yes, we offer technical support for the installation and integration of our products. Our team can assist with setup, configuration, and troubleshooting to ensure a smooth installation.








