The M50 from Supercharge Batteries� SeaMaster range delivers dependable marine starting power through its expanded Lead-Calcium design, vibration-resistant construction, and accessible maintenance configuration. Designed for marine environments, the M50 provides reliable engine starting performance and consistent power delivery for marine electrical systems while maintaining durability in harsh on-water conditions.
Built with a Lead-Calcium Alloy Full Frame Plate Design, the M50 offers improved resistance to vibration and corrosion while supporting strong cranking performance and dependable service life. Its dual terminal configuration allows flexible connection options for marine applications, and the robust polypropylene case construction ensures durability in demanding operating environments.
- Nominal Voltage: 12V
- Technology: MAINT CAL
- CCA: 585
- RC: 130 mins
- AH (20Hr): 70Ah
- Length: 259mm
- Width: 173mm
- Height: 202mm
- Total Height: 222mm
- Weight: 18.51kg
- Assembly: D (Positive Left)
- Post Style: DST (Dual Standard Terminal)
- Accessibility: ACC
- Hydro Eye: No
- Ledge: EL (End Ledge)
- Case Material: Polypropylene (PP)
- Handle: 1-Piece PP Handle
- Case Colour: White
- Lid Colour: Black
- Venting System: Centralized Venting
- Plate Design: Lead-Calcium Alloy Full Frame Plate Design
- Electrolyte: 36% H?SO? at 15C
- Positive Terminal Type: Standard SAE Post + Threaded Post
- Negative Terminal Type: Standard SAE Post + Threaded Post
- Positive Terminal Diameter: 19.5 0.3mm
- Negative Terminal Diameter: 17.5 0.3mm
- Terminal Height: 18.5 1.50mm
- Maximum Charging Voltage: 14.8V @ 25C
- Warranty (Private Use): 18 Months
- Warranty (Commercial Use): 18 Months