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Samlex 24v 40 Amp 2 Bank Automatic Smart Charger SEC-2440UL

Was: $628.00
Sale Price: $487.95
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This reliable Battery Charger can also be used as a constant voltage power supply.

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Product InformationStore Part Number: SEC-2440UL


This Samlex America SEC-2440UL is an advanced fully automatic three-stage 40 Amp battery charger. It is ideal for charging all types of 24 Volt lead-acid batteries ( Flooded / Absorbed Glass Mat (AGM) / Gel Cell) from a 120 V, 60 Hz or 230 V, 50 Hz AC source. 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 and short-circuit protection. The unit allows charging of up-to 2 separate battery banks.

Popular Applications
Test bench
Communications sites
Battery back-up systems


  • High efficiency, lightweight and quiet operation
  • Commercial Grade
  • 2 or 3 stage charging (user selectable)
  • 120 or 230 VAC, 50/60 Hz (user selectable)
  • Voltmeter and ammeter monitoring for all types of Lead Acid batteries
  • Charge with a battery load or stand alone
  • Use as a power supply or DC UPS
  • UPC: Universal Protection Circuit - short circuit, overload, reverse battery polarity
  • "Half Power Mode" reduces maximum charging current to half the rated capacity, allows for safe charging of lower capacity batteries
  • Temperature Compensated Charging Circuit to prevent under/overcharging of battery if temperature varies extensively
  • Optional wired ON/OFF Remote Control (Model: 900-RC)
  • Safety certified and listed to UL Standard UL-1564, EMI Compliant to FCC Part 15(B), Class B
  • Industry Proven Design - 1000s of units in operation

Tech Specs

  • Dimensions (LxWxH): 15 x 9.61 x 3.82 in
  • Weight: 9.0 lb
  • Shipping Weight: 14.0 lb
  • Max Current, During Bulk Charge: 40 A
  • Absorption Voltage: 28/28.8 V
  • AC Input Volts: 120/230 V
  • Manufacturer: Samlex
  • AC Input Volts Freq.: 50/60 Hz
  • Float Voltage: 27.0 V
  • Enclosure: Anodized Aluminum
  • Output Banks: 2
  • Temperature Compensation: Yes
  • Regulatory Approval: ROHS Compliant
  • Manufacturer Part #: SEC-2440OUL
  • UPC: 622988083075
  • Made In: Asia

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Manuals & Tutorials


Specification Sheet

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