| Part Number | Alternate P/N | Configuration | Mount Option | Price | |
|---|---|---|---|---|---|
| 3-8550-1 | 385501 | 1 Input | Field mount | Call for pricing | |
| 3-8550-1P | 385501P | 1 Input | Panel mount | Call for pricing | |
| 3-8550-2 | 385502 | 1 Input w/relays | Field mount | Call for pricing | |
| 3-8550-2P | 385502P | 1 Input w/relays | Panel mount | Call for pricing |