Description
NEWMAR AC Source Switch 3-Position 63A – SS-SWITCH 7.5KW. An AC source selector switch is an essential item for any boat with an on-board AC generator and/or inverter. The switch eliminates the safety hazard and/or damage that can occur if two AC sources are applied to the same circuit simultaneously. These 2 pole switches are fitted with a compact escutcheon plate with engraved switch position nomenclature (mounting dimensions below). The switches carry UL, CSA and VDE approval and feature heavy duty contacts and a positive step cam mechanism for low resistance contact closure. May be installed in panel with thickness up to 1/4″. 4 flush-mounting screws provided. Mounting surface area required: 2-1/2″ x 2-1/2″. Depth required: 2-3/8
Mounting Flange Dimensions
All Standard Switches
If none of the standard switches listed above meet your requirements, Newmar will custom configure an AC selector switch for you. Please allow 2 weeks for shipment. Contact factory for pricing.
1) Determine the following:
A) Amperage/kW rating required
B) Number of switch positions required
C) Number of poles required
2) Use the chart below to determine model number
| Amperage/kw Rating @ 120 VAC |
2 Position Plus Off | 3 Position Plus Off | 4 Position Plus Off | |||
|---|---|---|---|---|---|---|
| 2 Pole | 3 Pole | 2 Pole | 3 Pole | 2 Pole | 3 Pole | |
| 63 Amp (7.5 kw) | SS-7.5 | S-632 | S-623 | S-633 | S-624 | S-634 |
| 80 Amp (10 kw) | S-822 | S-832 | S-823 | S-833 | S-824 | S-834 |
| 100 Amp (12.5 kw) | S-1022 | S-1032 | S-1023 | S-1033 | S-1024 | S-1034 |
| 125 Amp (15.5 kw) | SS-15 | S-1232 | S-1223 | S-1233 | S-1224 | S-1234 |
3) Select the desired switch selector position labeling:
| SHORE | GEN PORT | SHORE | PORT GEN |
| SHORE 1 | GEN 1 | STBD SHORE | STBD GEN |
| SHORE 2 | GEN 2 | INV | |
| or specify the position labeling you require. | |||
Mounting Flange Dimensions
Special Order Switches
63 and 80 amp special order switches
100 and 125 amp special order switches



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