- Trusted Seller Square D SY/MAX Class 8020 SCP423 Processor Module- Manufacturer: Square D
 Used Square D SY/MAX Class 8020 SCP423 Processor Module. Class: 8020 Type: SCP423 Series: E Revision: 4.10 With Keys 5 VDC 3.5 Amps 400 Processor Environment: 0-60°C $1,495 USDMillis, MA
- Trusted Seller Square D SY/MAX Class 8030 PS-20 Power Supply- Manufacturer: Square D
 Used Square D SY/MAX Class 8030 PS-20 Power Supply. Type: PS-20 Series: C Buss MDL-2: 2A, 125V 120VAC, 50/60 Hz, 90 VA $525 USDMillis, MA

