Blue Sea Systems Battery Charger PN7520 User Manual

980016790 Rev.001

Minimum Operating Temperature 

−20°C (−4°F)

Maximum Operating Temperature 

60°C (140°F)

Minimum Storage Temperature 

−30°C (−22°F)

Maximum Storage Temperature 

70°C (158°F)

On State Operating Current 

<300mA sourced from charger

Protocol 

 

Proprietary

Maximum Cable Length  

150 ft (45.7 m)

Cable    

 

Cat5e (Standard US)

Mounting Hole Cutout 

1-1/4" (31.75 mm)

Dimensions       Height:  

3.01" (76.56 mm) 

                          Width:  

4.15" (105.46 mm)

                         Depth:  

.95" (24.01 mm)

Mounting Hardware Included 

#6 Screws

Surface Mount Gasket creates an IP67 waterproof seal on unit face--temporary 

immersion for 30 minutes.

• Charging: Quick check for green light confirms charging 
•  Charge Stage: Displays charging stage including PreFloat for each battery 
• Equalize: Indicates when the charger is in equalization mode
•  Fan Mode: Indicates charger’s internal fan mode
•  Charge Output: Displays the percentage of output current for each battery.  

  

   Will also indicate maximum output setting when maximum output is adjusted 
   to accommodate for AC source limitations.
• Alert: Provides warning and alert status for quick diagnostics

• Fan: User adjustable settings (OFF, LOW, or HIGH)
•  Dim/ Alarm: Provides adjustment to brightness of LEDs on display as well 
   as Silence function for alarms.
• Output: User adjustable charger output when AC source limitations exist 
   that require lowering the AC current draw. 
• Standby: Places P12 Battery Charger into standby mode

P12

PN 7520 / PN 1521

BATTERY CHARGER REMOTE

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1. Mounting  Screws: (4) #6 x 1" pan-head sheet metal screws (#2 Phillips screwdriver)

2. Cover 

6. Dielectric Grease: Blue Sea Systems recommends using a high quality dielectric grease  

     

for remote control connection. View the MSDS for the Dielectric  

     

Grease at bluesea.com/P12 

  

Blue Sea Systems stands behind its products for as long as you own them. Blue Sea 
Systems will replace or issue a credit for any of its products found to be defective in 
materials or manufacture. P12 Battery Chargers and P12 Remote Displays are warranted 
for a period of five years from the date of first purchase. No compensation will be allowed 
for products not returned to Blue Sea Systems for analysis, nor will compensation be made 
for labor required to replace any defective product. Please contact Customer Service for an 
RMA number prior to shipping any product back to Blue Sea Systems. Blue Sea Systems 
cannot accept liability for damage due to the use of the P12 Battery Charger.

“Date of first purchase” means: 
1. The date on which the product was purchased by the first retail customer
2. The date on which the first retail customer purchases a vessel on which the product 
  was installed

Blue Sea Systems will (at its sole discretion) repair or replace any product which is:
1. Proven to be defective in materials or workmanship
2. Returned to Blue Sea Systems (or its agent) during the warranty period in accordance 
  with this warranty

 

The replacement battery charger may be new or refurbished in as-new condition. Such 
repair or replacement will be the sole remedy by Blue Sea Systems under this warranty. 
Any repaired or replacement product will be warranted in accordance with this warranty for 
the unexpired balance of the warranty period on the original product.