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Combustion Engineering Inc. Environmental Systems Division
S-D 5006G Rev.ASD5018G
7 Component Bases (2 are Positively Relay)
20 LED Indicators on Back of Board (6 Red, 4 Yellow & 10 Green)
System Controls, Inc.
P/N: S-D5018-G (AVC MLB)
With 2 Relays @ 12VDC for 2 Relay Bases
XL 0-3V 28-87