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GE PRG-MODEM Programming Module & Cable Series

The PRG-MODEM-RS232 is an industrial-grade serial communication adapter optimized for point-to-point relay programming. Built to survive harsh substation environments, it offers low-latency execution of relay logic uploads and event log extractions. Its robust physical strain relief ensures longevity even with frequent field connection cycles.

• Optocoupled Isolation: Protects connected PCs from transient voltage surges up to 2.5kV.

• Plug-and-Play Serial Bridging: Eliminates the need for complex driver installations on legacy OS architectures.

• Heavy-Duty Shielding: Industrial-grade casing minimizes EMI/RFI interference in high-voltage substations.

ParameterSpecification

Interface TypeRS-232 to Internal Relay Bus

Data Rate (Baud)9600 bps to 115200 bps (Adaptive)

Operating Voltage5V DC via host port

Connector TypeDB9 Female to Proprietary RJ-style

Enclosure RatingIP40

• Substation automation maintenance.

• Legacy GE Multilin 269/369 motor management relay configurations.

• Direct field diagnostics via ruggedized field laptops.

Q: Can I use this with a modern USB-to-Serial adapter?

• A: Yes, provided the USB adapter utilizes a high-quality chipset (such as FTDI) that supports true hardware flow control.

Do you provide global shipping services?

Yes. We have local distribution centers on all continents, which can quickly transport parts to any corner of the world.

2. What payment methods and currencies do you accept?

To make your purchasing process as simple as possible, we offer multiple payment methods including bank transfer, check, and PayPal. Meanwhile, we also accept most mainstream credit and debit cards, such as Visa, Mastercard, and American Express. We can accept payments in most major currencies worldwide, but we recommend using US dollars (USD), British pounds (GBP), or euros (EUR) as a priority. Payments in other currencies may incur additional fees. All transactions are securely processed by HSBC Bank and HSBC Merchant Services.

How many parts do you currently have in stock?

We have a vast inventory of thousands of new, refurbished, and outdated automation components, including products from well-known manufacturers such as ABB and Schneider. If you cannot find the required parts, please do not worry. We work closely with a global network of professional suppliers to provide you with tailored quotes even if the part is not listed on our website.

Who can I contact if I encounter any problems?

Our experienced customer service team will handle any issues after you place your order.