Description The General Electric DS3800HXPD is a microprocessor expander board designed to expand firmware and program storage capabilities within GE drive systems. It supports EEPROM-based code storage and provides a modular, field-installable solution for extending microprocessor functionality without onboard CPUs. Technical Specifications Condition New/Never Used Surplus Brand General Electric Category PLCs / Machine Control Part Number DS3800HXPD Subcategory PC Board PLC / Add-On Board Board Type Microprocessor Expander Board Memory Type Supported EEPROM (Electrically Erasable PROM) EEPROM Sockets 8 Connectors 2 × 34-pin connectors Jumpers 18 configurable jumpers Mounting Interface Modular edge connector with retention levers Primary Function Firmware and program code expansion Manufacturer General Electric Information About DS3800HXPD The DS3800HXPD is a General Electric microprocessor expander board developed to enhance processing and firmware capacity within compatible GE drive and control platforms. Rather than containing onboard microprocessors, the board is designed to host EEPROM modules that store firmware and application code accessed by system processors. It installs directly into the drive via a modular edge connector and is mechanically secured using retention levers, ensuring stable electrical and physical integration. With dual 34-pin connectors and extensive jumper configurability, the board supports flexible system configuration and controlled memory mapping. Key Features: Microprocessor Expansion Capability: Enables additional firmware and program storage without onboard CPUs. EEPROM-Based Memory Architecture: Supports eight EEPROM modules for non-volatile code retention. Dual 34-Pin Interfaces: Provides standardized connectivity for data and control signal integration. Extensive Jumper Configuration: Eighteen jumpers allow precise setup and system customization. Modular Installation Design: Edge connector and retention levers enable fast, secure installation in the drive. Industrial-Grade Construction: Built for reliable operation in GE drive and machine control environments. Firmware Flexibility: Allows system upgrades, revisions, or application-specific code deployment. The DS3800HXPD delivers the reliability and flexibility required for firmware expansion and programmable control support in General Electric industrial drive and machine control systems.