GE Fanuc IC693PWR321AA – Series 90-30 PLC Power Supply Module | High-Reliability Industrial PSU
Engineering Background
The GE Fanuc IC693PWR321AA is a dedicated AC power supply module engineered for the GE Series 90-30 Programmable Logic Controller platform — one of the most widely deployed mid-range PLC families in North American and global industrial automation. Designed to deliver stable, regulated DC bus power to the 90-30 backplane, this module is the backbone of reliable control system operation across discrete manufacturing, process control, and infrastructure applications.
Product Positioning
Procurement engineers specifying replacement or expansion power supplies for Series 90-30 systems will find the IC693PWR321AA to be the OEM-standard solution. It accepts a wide AC input range (120/240 VAC selectable), making it suitable for both North American and international installations without additional step-down transformers. With a 30W continuous output rating, it supports fully populated 90-30 baseplate configurations including CPU, I/O, and communications modules.
Complete Technical Specifications
| Parameter | Specification |
|---|---|
| Part Number | IC693PWR321AA |
| Platform | GE Fanuc Series 90-30 PLC |
| Module Type | AC Power Supply |
| Input Voltage | 120 VAC / 240 VAC (selectable) |
| Input Frequency | 47 – 63 Hz |
| Input Current | 1.5 A @ 120 VAC / 0.75 A @ 240 VAC |
| Output Power | 30 W continuous |
| Output Voltages | +5 VDC, +24 VDC (backplane bus) |
| Isolation | Optical isolation, input-to-output |
| Operating Temperature | 0 °C to +60 °C |
| Storage Temperature | -40 °C to +85 °C |
| Relative Humidity | 5% – 95% non-condensing |
| Backplane Compatibility | IC693CHS391, IC693CHS392, IC693CHS393, IC693CHS398, IC693CHS399 |
| Dimensions (H × W × D) | Occupies 1 slot on 90-30 baseplate |
| Weight | ~3.3 kg (with packaging) |
| Country of Origin | China (remanufactured / tested) |
| Certifications | CE, UL (original OEM design) |
Proven Application Environments
- Automotive Assembly Lines — powering 90-30 PLCs controlling robotic welding and paint shop conveyors
- Water & Wastewater Treatment — SCADA-integrated pump station control panels requiring 24/7 uptime
- Food & Beverage Processing — washdown-adjacent control cabinets with stable AC supply
- Oil & Gas Upstream/Midstream — remote RTU panels with 120/240 VAC utility feeds
- Building Automation & HVAC — BMS integration with Series 90-30 as the field controller
- Pulp & Paper / Metals — high-cycle discrete I/O applications demanding continuous PSU reliability
Engineering Advantages
- Dual-voltage input (120/240 VAC) — single SKU covers global installations; no external transformer required
- 30W full-load capacity — supports maximum I/O density on all standard 90-30 baseplates
- Optical isolation — protects CPU and I/O modules from AC line transients and ground loops
- Hot-swap compatible design — minimizes planned maintenance downtime in redundant configurations
- OEM form factor — direct drop-in replacement; no wiring or baseplate modifications required
- Wide temperature range — qualified for harsh industrial environments up to 60 °C ambient
System Architecture & Signal Flow
The IC693PWR321AA occupies the dedicated power supply slot (leftmost position) on any Series 90-30 baseplate. AC mains connect to the module’s terminal block; the module converts and regulates to the +5 VDC logic bus and +24 VDC field power bus distributed across the backplane. The CPU (e.g., IC693CPU374) and all I/O modules draw from this regulated bus. An internal power-good signal gates CPU startup, preventing false initialization during brownout conditions. For high-availability architectures, a second IC693PWR321AA can be installed on an expansion baseplate connected via the IC693CBL300 series ribbon cable.
Sourcing & Quality Verification
All IC693PWR321AA units offered by Konmask.com undergo a structured incoming inspection protocol:
- Visual inspection: PCB, terminal block, connector pins, and housing integrity
- Functional power-on test: output voltage regulation verified under load
- Thermal cycling: 4-hour burn-in at rated load to screen early-life failures
- Firmware/label verification: OEM part number and revision code confirmed
- Anti-static packaging: ESD-safe bags with humidity indicator cards
Units are sourced from decommissioned OEM systems, authorized distributors, and factory-surplus channels. Each unit ships with a 90-day functional warranty.
Procurement Process
- Stock availability: Confirmed in-stock units ship within 1–3 business days (DHL Express / FedEx International Priority)
- Lead time for bulk orders: 5–10 business days depending on quantity
- Documentation provided: Commercial invoice, packing list, test report, and certificate of conformance on request
- Payment terms: T/T, PayPal, credit card; Net-30 available for qualified accounts
- Export compliance: HS Code 8537.10; standard EAR99 classification — no export license required for most destinations
- RFQ / bulk pricing: Contact support@konmask.com or call +0086 19859288691
Technical FAQ
Q: Is the IC693PWR321AA compatible with the IC693CHS391 5-slot baseplate?
A: Yes. It is compatible with all standard Series 90-30 baseplates (5, 10, and 12-slot configurations).
Q: Can this PSU power a CPU374 with a full complement of analog and digital I/O modules?
A: Yes, the 30W output is sufficient for a fully populated 10-slot baseplate with mixed I/O. For 12-slot high-density analog configurations, verify total module current draw against the 30W budget.
Q: What is the difference between IC693PWR321AA and IC693PWR321B?
A: The suffix (AA, B, etc.) denotes hardware revision. Functionally they are interchangeable as drop-in replacements; the AA revision is the original production release.
Q: Does this module support 24 VDC input?
A: No. The IC693PWR321AA is an AC-input module (120/240 VAC). For 24 VDC input applications, refer to the IC693PWR330 (DC power supply variant).
Q: What warranty is provided?
A: All units carry a 90-day functional warranty covering defects in materials and workmanship under normal operating conditions.
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Contact: support@konmask.com | +0086 19859288691
