Xantrex Freedom 458 Inverter/Charger - 2500W
Professional Marine & RV Power Management System
The Xantrex Freedom 458 Inverter/Charger delivers reliable 2500W modified sine wave power conversion combined with advanced 3-stage battery charging in one integrated marine-grade unit. Designed for serious boaters and RV enthusiasts who demand dependable off-grid power, this inverter/charger provides seamless transition between shore power and battery power.
Powerful 2500W Inverter Performance
Modified Sine Wave Output Excellence
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2500W Continuous Power: Run multiple appliances, tools, and electronics simultaneously
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7500W Peak Surge: Handle motor starting loads and high-inrush equipment
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120V AC Output: Standard household voltage for all your electrical needs
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92% Efficiency: Minimize battery drain with high-efficiency power conversion
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Filtered MSW Output: Clean power suitable for most electronics and appliances
Versatile Power Applications
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Marine Electronics: Power radar, chartplotters, and communication equipment
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Galley Appliances: Run microwaves, coffee makers, and refrigeration
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Workshop Tools: Operate power tools and equipment
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Entertainment Systems: TVs, audio systems, and charging stations
Advanced 3-Stage Battery Charging
Intelligent Charging Technology
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100 Amp Charging Capacity: Rapidly recharge large battery banks
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Temperature Compensation: Automatic charging adjustments based on battery temperature
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Equalization Stage: Extends battery life with periodic maintenance charging
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Deep Cycle Optimization: Specifically designed for marine and RV battery systems
Three-Stage Charging Process
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Bulk Stage: Maximum charging current for rapid battery recovery
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Absorption Stage: Controlled voltage charging to reach full capacity
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Float Stage: Maintenance charging prevents overcharging and sulfation
Integrated Transfer Switch Technology
Seamless Power Management
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Automatic Transfer: Instant switching between AC input and inverter power
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Power Sharing: Prevents circuit breaker trips by managing load distribution
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Shore Power Priority: Automatically uses shore power when available
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Battery Backup: Immediate power continuation when AC input is lost
Comprehensive Protection Systems
Multi-Layer Safety Features
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Over/Under Voltage Protection: Protects equipment from voltage variations
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Over-Temperature Protection: Prevents damage from excessive heat
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Overload Protection: Automatically shuts down to prevent damage
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Short Circuit Protection: Immediate shutdown for electrical safety
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Battery Protection: Automatic shutdown prevents deep discharge damage
Professional Installation Features
Marine-Grade Construction
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Compact Design: 13.2" L x 11.5" W x 7.9" H fits tight spaces
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Hardwired Connections: Secure AC input/output connections
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Battery Temperature Sensor: Included for optimal charging performance
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Remote Capable: Compatible with Freedom Basic Remote panels
Advanced Monitoring Options
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Freedom Basic Remote: Basic system control and monitoring
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Link 1000 Compatibility: Advanced battery monitoring and system control
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Customizable Settings: Program charge parameters and operational modes
Technical Specifications
Inverter Performance
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Input Voltage: 12V DC nominal
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Output Voltage: 120V AC ± 5%
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Output Frequency: 60 Hz ± 0.1%
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Continuous Power: 2500W
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Peak Surge Power: 7500W (5 seconds)
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Efficiency: 92% at rated load
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No Load Draw: <25W
Battery Charger Specifications
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Charging Current: 100A maximum
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AC Input Voltage: 120V AC ± 10%
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AC Input Frequency: 60 Hz ± 5%
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Battery System: 12V DC
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Charging Banks: Single bank
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Temperature Compensation: -5mV/°C/cell
Physical Specifications
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Dimensions: 13.2" L x 11.5" W x 7.9" H
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Weight: Approximately 40 lbs
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Mounting: Hardwired installation
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Ventilation: Forced air cooling with temperature control
Installation Requirements
Electrical Connections
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DC Input: High-current battery connections required
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AC Input: 120V shore power connection
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AC Output: Hardwired to distribution panel
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Grounding: Proper marine electrical grounding required
Installation Considerations
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Ventilation: Adequate airflow required for cooling
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Location: Dry, well-ventilated area away from heat sources
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Battery Distance: Minimize DC cable runs for efficiency
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Professional Installation: Recommended for safety and compliance
Marine & RV Applications
Perfect for Marine Use
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Sailboats: Independent power for extended cruising
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Motor Yachts: Backup power and battery charging
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Fishing Boats: Power electronics and equipment
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Houseboats: Primary electrical system power
RV & Mobile Applications
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Class A Motorhomes: High-capacity power management
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Travel Trailers: Enhanced electrical capabilities
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Off-Grid Cabins: Primary power system component
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Work Vehicles: Mobile power for tools and equipment
Why Choose the Freedom 458?
- 2500W continuous power with 7500W surge capability
- Advanced 3-stage charging with temperature compensation
- Built-in transfer switch for seamless power management
- Multiple protection systems ensure safety and reliability
- Compact design fits in tight installation spaces
- Remote monitoring and control capabilities
- 30-month limited warranty for peace of mind
- Proven Xantrex quality and marine heritage
Comprehensive Warranty Coverage
Backed by Xantrex's industry-leading 30-month limited warranty, providing comprehensive coverage and professional technical support. Professional installation recommended for optimal performance and warranty compliance.
Frequently Asked Questions
What's the difference between modified sine wave and pure sine wave?
The Freedom 458 produces filtered modified sine wave output which is compatible with most appliances and electronics. While not as clean as pure sine wave, it's more cost-effective and suitable for marine applications including motors, lights, battery chargers, and most electronics.
How does the automatic transfer switch work?
When shore power is connected, the built-in transfer switch automatically routes AC power to your loads and begins charging batteries. When shore power is disconnected, it instantly switches to inverter power from batteries, providing seamless power continuation.
What size battery bank is recommended?
For optimal performance with the 2500W output, a minimum 400-600 amp-hour 12V battery bank is recommended. Larger banks provide longer runtime and better performance. Deep cycle marine or AGM batteries are preferred for marine applications.
Can I connect a remote control panel?
Yes, the Freedom 458 is compatible with the Freedom Basic Remote for basic control and monitoring, or the Link 1000 system for advanced battery monitoring and system control. These allow convenient operation from multiple locations.
What safety certifications does this unit have?
The Freedom 458 meets relevant marine and RV electrical standards including safety certifications for inverter and charger operation. It includes comprehensive protection features like over-voltage, under-voltage, thermal, overload, and short circuit protection.
Technical Specifications
Inverter Specifications
- Input: 12V DC nominal (10.5-15.5V range)
- Output: 120V AC ± 5%, 60Hz ± 0.1%
- Continuous Power: 2500W
- Peak Surge: 7500W (5 seconds)
- Efficiency: 92% at rated load
- Waveform: Filtered Modified Sine Wave
Battery Charger Specifications
- AC Input: 120V AC ± 10%, 60Hz ± 5%
- Charging Current: 100A maximum
- Charging Voltage: 12V DC system
- Charging Stages: 3-stage (Bulk/Absorption/Float)
- Temperature Compensation: -5mV/°C/cell
- Equalization: Programmable maintenance stage
Physical & Environmental
- Dimensions: 13.2"L x 11.5"W x 7.9"H
- Weight: ~40 lbs
- Operating Temperature: -20°C to +50°C
- Storage Temperature: -40°C to +85°C
- Humidity: 95% non-condensing
- Altitude: 2000m maximum
Protection Features
- Over/Under Voltage Protection
- Over Temperature Protection
- Overload Protection
- Short Circuit Protection
- Ground Fault Protection
- Battery Reverse Polarity Protection
With filtered modified sine wave output, Freedom inverter/chargers run virtually anything, from electrical equipment to appliances and electronics in your RV. Temperature controlled multistage charging ensures that your batteries are recharged quickly, and automatic shutdown and other safety features protect your expensive deep-cycle batteries from excessive depletion. For inverter/charger control and basic system monitoring, use the Freedom Basic Remote. For advanced battery monitoring and remote control, Freedom 458 systems can be paired with optional Link instrumentation.
Xantrex 81253012 Attributes
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Output Voltage: 120 Volt AC
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Input Voltage: 12 Volt DC
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Continuous Output Power (W): 2500 Watt
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Peak Output Power (W): 7500 Watt
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Ampere Rating: 62.5 Amp
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Efficiency: 92 Percent
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Number Of AC Outlets: 2
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Length (IN): 13.2 Inch
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Width (IN): 11-1/2 Inch
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Height (IN): 7.9 Inch
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Remote On/Off Capable: Yes
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With USB Port: No
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With Volt/Watt Meter: No
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With Short Circuit: Yes
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With Reverse Battery Protection: No
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With Thermal Protection: No
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With Battery Cables: No
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With Built-In Charger: Yes
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With Fuse: No
Xantrex 81253012 Features & Benefits
- Over Voltage And Under Voltage Protection
- Over-Temperature Protection
- Overload Protection
- Short Circuit Protection
- MSW AC Power Inverter With High Surge Capability
- Automatic 3-Stage Battery Charger
- Built-In Transfer Switch Automatically Transfers Between Inverter Power And Incoming AC Power
- Temperature Compensation With Equalization Stage Provides Optimal Charging Of Deep Cycle Batteries
- Power Sharing Prevents Source AC Input Circuit Breaker From Tripping
- Limited 30 Month Warranty
Xantrex 81253012 Installation Instructions
Xantrex 81253012 Warranties
Xantrex 81253012 Technical Bulletins
Freedom 458 Inverter/Charger - 2500W
120 Vac / 60 Hz
With filtered modified sine wave output, the Freedom 458 inverter/charger has the ability to run electrical equipment, appliances and even sensitive electronics. Perfect for any RV, the temperature controlled multistage charging ensures that your batteries are recharged quickly, and safety features such as automatic shut down protects your expensive deep-cycle batteries from excessive depletion.
AC Power Inverter with High Surge Capability, 3-Stage Charger
With filtered modified sine wave output, Freedom inverter/chargers run virtually anything, from electrical equipment to appliances and electronics in your RV. Temperature controlled multistage charging ensures that your batteries are recharged quickly, and automatic shutdown and other safety features protect your expensive deep-cycle batteries from excessive depletion.
For inverter/charger control and basic system monitoring, use the Freedom Basic Remote. For advanced battery monitoring and remote control, Freedom 458 systems can be paired with optional Link instrumentation.
Product Features:
- MSW AC power inverter with high surge capability
- Automatic 3-stage battery charger
- Temperature compensation with equalization stage provides optimal charging of deep cycle batteries
- Built-in transfer switch automatically transfers between inverter power and incoming AC power
- Power sharing prevents source AC input circuit breaker from tripping
- Customized settings can be programmed with the Freedom Basic Remote or Link 1000 panels
- Includes battery temperature sensor
- 30 month warranty
- Hardwired AC Output (Single In/Single Out)
Protection Features:
- Over voltage and under voltage protection
- Over-temperature protection
- Overload protection
- Short circuit protection
WARNING: This product can expose you to chemicals including Diisononyl Phthalate (DINP) which is known to the State of California to cause cancer, and Di-isodecyl Phthalate (DIDP) which is known to the State of California to cause reproductive harm. For more information go to P65Warnings.ca.gov.
Freedom 458 inverter/charger-2500w 120 vac / 60 Hz, with filtered modified sine wave output, Freedom 458 inverter/charger has the ability to operate electrical equipment,...
SKU: NVN-44873
MPN: 81-2530-12
UPC: 647912105791
