AUTOMATIC CHARGING RELAY SERIES SI

The Blue Sea Systems SI-Series automatic charging relay, waterproof: automatically combines batteries during charging and isolates them when discharging and when starting engines, supporting high-output alternators up to 120 Amperes. The Start Isolation function protects sensitive electronics by temporarily isolating house loads from the engine circuit during engine cranking. Hermetically sealed contacts, ignition protected.

Technical specifications:
- Dual sensing, for 12V or 24V auto-ranging systems
- Hermetically sealed / vaporproof contacts
- Ignition protected
- Continuous rating 120A, intermittent rating 210A (5 min)
- 3/8"-16 (M10) tinned copper stud
- Original reference Blue Sea 7610