Samlex Inverter/Charger | 4200W, 48VDC, 120/240VAC, 60A Charger EVO-4248SP

Samlex Inverter/Charger | 4200W, 48VDC, 120/240VAC, 60A Charger EVO-4248SP

Regular price $1,863.31
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Samlex Inverter/Charger | 4200W, 48VDC, 120/240VAC, 60A Charger EVO-4248SP

Samlex Inverter/Charger | 4200W, 48VDC, 120/240VAC, 60A Charger EVO-4248SP

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MPN No: EVO-4248SP
Regular price $1,863.31

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Regular price $1,863.31

Samlex Inverter/Charger 4200W 48VDC 60ADC 120/240VAC EVO-4248SP

The Samlex EVO-4248SP is a high-power, all-in-one inverter/charger designed for residential backup, off-grid, and hybrid solar systems requiring 120/240V split-phase output. Built on Samlex’s Evolution™ platform, it delivers clean pure sine wave power, advanced surge and Power Boost capability, a robust internal battery charger, and seamless transfer between inverter and grid or generator sources.


Key Technology

  • 120/240V Split-Phase Output
    Supports North American residential loads with true split-phase AC from a single inverter.

  • High Continuous Power – 4.2kW
    Delivers 4200W continuous at PF 0.95 with up to 12.6kVA surge for motor starting.

  • Active Power Boost
    Handles temporary overloads without faulting: 150% (30s), 140% (1 min), 120% (10 min), 110% (30 min).

  • Synchronized Transfer Relay
    Zero-crossing transfer ensures seamless switching between inverter and grid/generator power.

  • Advanced 48V Battery Charging
    Programmable bulk charging up to 60A with temperature compensation for optimal battery life.

  • Solar-Ready DC Input
    Accepts up to 100A from an external solar charge controller for flexible system integration.


Best Uses

  • Whole-Home Backup Power
    Supports essential and high-demand household circuits with split-phase output.

  • Off-Grid & Hybrid Solar Systems
    Ideal for solar-first designs with battery storage and generator/grid backup.

  • Rural, Remote, and Agricultural Sites
    Reliable AC power for pumps, tools, and critical equipment.

  • Light Commercial Applications
    Handles higher surge loads and extended runtimes with robust protection.


Charging, Cooling & Control

  • Programmable 2-, 3-, and 4-stage charging profiles (with equalization)

  • Compatible with lead-acid and lithium battery banks

  • Dual temperature-controlled fans for efficient, quiet cooling

  • Optional EVO-RC-PLUS remote (sold separately) with LCD display and data logging


Warranty & Compliance

  • Manufacturer Warranty: 3-year limited warranty

  • Safety: CSA listed to UL 1741 (2nd Ed.) & CAN/CSA C22.2 No. 107.1

  • EMC: FCC Part 15(B), Class A


Product Specifications

Specification Details
Model EVO-4248SP
Inverter Type Pure Sine Wave
Battery Voltage 48V (36–68 VDC range)
AC Output 120 / 240 VAC ±5% Split Phase
Continuous Output Power 4200 W @ PF 0.95
Surge Power 12,600 VA (1 ms)
Inverter Efficiency (Peak) 93%
Max DC Input Current 137 A
Internal Charger (Bulk) 0–60 A DC (programmable)
Solar DC Input Up to 100 A (external controller)
Transfer Relay SPDT, 40 A; <1 ms inverter→grid
No-Load Consumption (Save) < 8 W
Operating Temperature -4°F to 140°F (-20°C to +60°C)
Dimensions 12.8 × 16.3 × 8.35 in
Weight 64 lbs
Warranty 3 years

 

About Samlex:

Samlex is a global manufacturer of power conversion products founded in 1991 and based in Burnaby, Canada. They make inverters, battery chargers, converters, power supplies, solar charge controllers and related accessories for mobile, industrial, off‑grid, RV, marine and telecom uses. Samlex products are known for reliability, quality and broad international distribution.


Split-Phase Power for Serious Energy Systems

The Samlex EVO-4248SP delivers true 120/240V split-phase power, high surge handling, and advanced charging in a single rugged inverter/charger—making it an excellent choice for whole-home backup, off-grid living, and high-performance solar installations.

 

Why Buy From US Solar Supplier

US Solar Supplier is an American-founded company based in Kentucky dedicated to offering top-quality solar components from trusted manufacturers. We provide competitive pricing, dependable inventory, and products backed by warranties you can trust.

Our inventory is updated daily with the latest solar technologies, and our experienced team is ready to assist with product selection, system design, and installation guidance.


Need Assistance?

Have questions before you order? Call 1-800-230-7004 to speak with our knowledgeable support team. We’re here to help with product details, compatibility questions, or purchasing support.