e-Series Dual Circuit Plus™ Battery Switch
5511e
Features
Simultaneously switches two isolated battery banks or combines battery banks to all loads
- Make-before-break contact design allows switching without power interruption
- Ignition protected—safe for installation aboard gasoline powered boats
- Case design allows surface or rear panel mounting
Documents
InstallationReference 
Battery Management Wiring Schematics for Typical Applications 
M-Series, E-Series, and HD-Series Battery Switch Operation DiagramsArticles Blue Sea Systems' CL-Series BatteryLink™ ACR Automatic Charging Relay - An Alternative to Multiple Output Charging Systems Switching Solutions for Multiple Battery Banks The Benefit of Serrated Flange Nuts Blue Sea Systems' Dual Circuit Battery SwitchMarketing MaterialsProduct Certificates
Mounting DiagramBattery Management Wiring Schematics for Typical Applications M-Series, E-Series, and HD-Series Battery Switch Operation DiagramsArticles Blue Sea Systems' CL-Series BatteryLink™ ACR Automatic Charging Relay - An Alternative to Multiple Output Charging Systems Switching Solutions for Multiple Battery Banks The Benefit of Serrated Flange Nuts Blue Sea Systems' Dual Circuit Battery SwitchMarketing MaterialsProduct Certificates
Blue Sea Systems' CL-Series BatteryLink™ ACR Automatic Charging Relay - An Alternative to Multiple Output Charging Systems Switching Solutions for Multiple Battery Banks The Benefit of Serrated Flange Nuts Blue Sea Systems' Dual Circuit Battery SwitchProduct Certificates
Specifications
Switch Type  | Dual Circuit Plus |
| Color | Red |
| Switch Positions | 3 |
| Battery Combine | Yes |
| Alternator Field Disconnect | No |
| Maximum Voltage | 32V DC |
| Terminal Stud Torque | 140 in-lb (15.82 Nm) |
| Continuous Rating | 350A |
| Intermittent Rating | 525A (5 min) |
| Starting Rating 30 sec | 700A per circuit |
| Battery Inputs | 2 |
| Cable Clearance For 4/0 AWG Cables | 1.10in (27.94 mm) |
| Cable Size to Meet Ratings | 4/0 AWG (120mm²) |
| Mounting Holes | Accept 1/4" (M6) Screw |
| Stud Material | Tinned Copper |
| Switching Rating | 25A |
| Terminal Stud Size | 3/8" - 16 (M10) |
| Weight | 1.16lb (0.53 kg) |
| Weight | 1.30lb (0.59 kg) |
Regulatory Specifications
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Optional Accessories
 | 7902 | Battery Switch ICON Label Kit |
Included With
 | 8690 | Dual Battery Bank Management Panel |
 | 8693 | Triple Battery Bank Management Panel |
 | 7650 | Add-A-Battery Kit - 120A |
 | 7650003 | Add-A-Battery Kit - 120A [Boxed] |
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Frequently Asked Questions
Q: Do the battery switches switch the negative?
A: In most cases no. The most common battery systems switch the positives and bus the negatives
Q: Can I use battery protectant on my Blue Sea Systems Battery Switch and if so, what type?
A: Yes, a marine grade protectant applied according to its instructions is acceptable.
