Sierra RS20030 Contura Rotary Switch (ON)-OFF-(ON) Momentary Marine

The Sierra RS20030 Contura rotary switch is a marine-grade electrical switch designed for reliable operation in demanding environments. This three-position switch features (ON)-OFF-(ON) configuration with momentary positions on both ends, making it ideal for momentary control applications in boats, RVs, and other marine vessels.

Key Features:

• Three-position rotary switch with center OFF and momentary ON positions at both ends
• Fits standard industry panel openings for easy installation and replacement
• Patented mechanism translates rotary motion to linear switching action
• Secondary cam system provides positive, definitive detent positions for tactile feedback
• IP67 sealed above-panel components protect against water and dust intrusion
• Marine-grade construction suitable for harsh saltwater environments

The momentary positions (indicated by parentheses) automatically return to center OFF when released, providing safe control for applications like bilge pumps, trim tabs, anchor windlasses, and other marine accessories. The IP67 rating ensures reliable performance even when exposed to spray and moisture, while the rugged Contura design delivers long-lasting durability in demanding marine applications.