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Marinco Guest 12v 10 Amp Waterproof On-Board Charger GU2611A-1-B

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$7.50 Flat Rate Shipping *

This Product has been discontinued by the Manufacturer. The new product is the Guest 2710A.

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Product InformationStore Part Number: GU2611A-1-B


Guest 12 Volt 10 Amp Waterproof Charger
Guest 10 amp 3-stage fully automatic electronic single output charger designed to recharge wet cell or AGM batteries. WATERPROOF, Shock & Vibration Resistant, Lightweight (LESS THAN 6 POUNDS), compact charger design, maintains batteries at proper storage voltage without the damaging effects caused by trickled chargers.

Recommended uses: Bulk charge of flooded and AGM batteries under 100 amp hours and charge/maintenance of batteries partially discharged up to 200 amp hours. Some popular applications are marine, RV, generators, industrial, etc. #GU2611-1


  • 3-Stage electronic design
  • LED Charge Status
  • Completely Automatic: plug it in and forget it
  • Charge and Long Term Battery Maintenance: will never overcharge batteries
  • Ignition Protection
  • Vibration Proof
  • Lightweight: under 6 pounds
  • Input Cord 5' long
  • Single fused output 3'
  • Waterproof & Easy Install
  • Built-in Mode Indicators
  • Spark Free Hook Up
  • Reverse Polarity Protection
  • Short Circuit Protection
  • Overload Protection
  • Line Regulation
  • Thermal Protection
  • 2 Year Warranty


* Flat Rate shipping is for the lower 48 states only.

Tech Specs

  • Dimensions (LxWxH): 7.75 x 5.5 x 2.5 in
  • Weight: 6 lb
  • Shipping Weight: 8 lb
  • Absorption Voltage: 14.3 V
  • AC Input Amps: 2 A
  • AC Input Volts: 115 V
  • Manufacturer: Guest/Marinco
  • AC Input Volts Freq.: 50/60 Hz
  • AC Input Volts Range: 100–130 V
  • Float Voltage: 13.3 V
  • Maximum Input Current: 2 A
  • Output Banks: 1
  • Manufacturer Part #: GU2611A-1-B

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Manuals & Tutorials

Chargers Tutorial

Why does it read 13 volts?

Order Line: 1-800-362-5397
M–F 6am–5pm PST
Tech Help: 541-474-4421
Fax: 541-471-6014
276 Tech Way, Suite A
Grants Pass, OR 97526
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