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Samlex SEC-1250UL > 50 Amp 12 Volt Battery Charger
Samlex SEC-1250UL - 50 Amp 12 Volt Battery Charger

Our Price: $318.25

Product Code: SAMLEX-SEC-1250UL

Description Datasheet

Samlex 50 Amp 12 Volt Battery Charger

This Ul-listed battery charger from Samlex is a great choice for automotive, RV, marine, battery backup, and communications applications. Formerly the SEC-1250A.


Model SEC-1250A / SEC-1250UL
Series 12V Battery Chargers
Manufacturer Samlex America
Additional Info Data Sheet


Operating Temperature 0 C - 40 C
Dimensions 13.03" x 9.60" x 3.82"
Weight 9.0 lbs
Shipping Method Ground


Input Voltage 120 VAC or 230 VAC
Input Frequency 50 Hz - 60 Hz
Input Current 10.4 A


Output Voltage Bulk: 13.5 V
Absorption: 14 V
Float: 13.5 V
Output Current 50 A

Detailed Description

This advanced fully automatic three-stage 50 Amp battery charger is ideal for charging all types of 12 Volt lead-acid batteries ( Flooded / Absorbed Glass Mat (AGM) / Gel Cell) from a 120 V, 60 Hz or 230 V, 50 Hz AC source.

  • Switch mode technology for high efficiency, lightweight and quiet operation
  • Automatic operation for ALL Lead Acid Batteries Flooded, AGM or Gel Cell
  • Can charge 2 banks of batteries simultaneously, no isolator necessary
  • Can be used as a power supply or DC UPS when used in conjunction with a battery
  • User Configurable AC Input voltage 120 or 230 VAC, 50 / 60 Hz
  • User Selectable ( by DIP Switch) for 2 or 3 stage, rapid and safe charging of standalone and loaded Lead Acid Batteries
  • "Half Power Mode" reduces maximum charging current to half the rated capacity, allows for safe charging of lower capacity batteries
  • Voltmeter and Ammeter for monitoring
  • Fan cooled based on output current
  • Protections: Short circuit, overload, reverse battery connection and over temperature
  • Optional remote LED panel with 33' cable (model: 900-RC) for remote ON/OFF control and indication of charging status
  • Includes temperature sensor to prevent under/overcharging of battery if temperature varies extensively
  • Safety certified and listed to UL Standard UL-1564
  • EMI Compliant to FCC Part 15(B), Class B

By means of a DIP switch setting, conversion to a two-stage algorithm is possible to charge batteries connected to a DC load (DC UPS). The unit can also be used as a DC Power Supply. Features include overload, short-circuit and over-temperature protection. The unit allows charging of up-to 2 separate battery banks.

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