Generac Guardian 14kW Standby Generator with Mobile Link Cellular Monitoring - 7258

The Generac Guardian 14kW Standby Generator delivers reliable backup power with advanced monitoring features to keep your home protected and comfortable. Designed with extended service intervals, it minimizes maintenance needs so you can focus on enjoying uninterrupted peace of mind.

Equipped with remote diagnostics, the generator continuously tracks performance and identifies potential issues before they become costly problems. Its built‑in cellular connectivity integrates with Mobile Link™, allowing you to monitor and control your generator from anywhere. With a premium Mobile Link™ subscription, you’ll receive real‑time updates and maintenance alerts directly to your device.

Additional smart features include oil level sensors for readiness assurance, enhanced cold‑start capability for reliable operation in low temperatures, and a sloped roof with rear air intake to reduce snow and ice intrusion. The Guardian 14kW is also compatible with ecobee thermostats and Generac PWRcell battery systems, enabling seamless energy management across your home.

Backed by a 5‑year limited warranty and over 65 years of Generac innovation, this generator combines durability, convenience, and cutting‑edge technology to deliver dependable standby power when you need it most.

• Innovative Enginer Design & Rigorous Testing are at the heart of Generac’s success in providing the most reliable generators possible. Generac’s G-Force engine lineup offers added peace of mind and reliability for when it’s needed the most. The G-Force series engines are purpose built and designed to handle the rigors of extended run times in high temperatures and extreme operating conditions.
• True Power Electrical technology: Superior harmonics and sine wave form produce less than 5% Total Harmonic Distortion for utility quality power. This allows confident operation of sensitive electronic equipment and micro-chip based appliances, such as variable speed HVAC systems.
• Test Criteria
  • Prototype tested
  • System torsional tested
  • Nema MG1-22 Evaluation
  • Motor Starting Ability
• Mobile Link Connectivity: Standard with the Generac Air-Cooled Standby Generator home standby generators, Mobile Link Cellular allows users to monitor the status of their generator from anywhere using a smartphone, tablet, or PC. Easily access real-time operating status, maintenance alerts, and generator readiness. Users can also connect their account to an authorized service dealer for proactive support and streamlined service. With Mobile Link, users can see their generator is ready before the next power outage.
• Solid-State Voltage Regulation: This state-of-the-art power maximizing regulation system is standard on all Generac models. It provides optimized FAST RESPONSE to changing load conditions and MAXIMUM MOTOR STARTING CAPABILITY by electronically torque-matching the surge loads to the engine. Digital voltage regulation at ±1%.
• Single Source Service Response: from Generac’s extensive dealer network provides parts and service know-how for the entire unit, from the engine to the smallest electronic component.
• Generac Transfer Switches: Long life and reliability are synonymous with GENERAC POWER SYSTEMS. One reason for this confidence is that the GENERAC product line is offered with its own transfer systems and controls for total system compatibility

• Cellular connectivity standard, with Wi-Fi™ and Bluetooth™ capabilities
• Electronic fuel and ignition control (EFIC)
• Hydraulic lifters
• SmartExercise Technology
• TruePower™Electrical Technology
• PowerZone™200Controller
• Oil level sensor
• 200Ampservice rated transfer switch in bundled models
• Electronic governor
• Systemstatus & maintenance interval LED indicators
• Soundattenuated enclosure
• Natural gas or LP gas operation
• 5Year limited warranty, generator and transfer switch
• Listed and labeled by the Southwest Research Institute allowing installation as close as 18 in (457 mm) to a structure.*

  *Must be located away from doors, windows, and fresh air intakes and in accordance with local codes.

• Generator
  • Rated maximum continuous power capacity (LP): 14kW*
  • Rated maximum continuous power capacity (NG): 14kW*
  • Rated voltage: 240
  • Rated maximum continuous load current – 240 volts (LP / NG): 58 / 58
  • Total Harmonic Distortion: Less than 5%
  • Main line circuit breaker: 45 Amp
  • Phase: 1
  • Number of rotor poles: 2
  • Rated AC frequency: 60 Hz
  • Power factor: 1.0
  • Battery requirement (not included): 12volts,AGMPowersportBatteryGroupBTX20 310CCA minimum
  • Unit weight (lb/kg): 319/177
  • Dimensions (L x W x H) in / cm: 46.4x26.3x30.7/117.9x66.8x77.9
  • Sound output in dB(A) at 23 ft (7 m) with generator operating at normal load**: 65
  • Sound output in dB(A) at 23 ft (7 m) with generator in Quie-Test™ low-speed exercise mode**: 55
  • Exercise duration: Adjustable5-20min(5minfactorydefault)
• Engine
  • Engine type: GENERAC G-Force 800 Series
  • Number of cylinders: 2
  • Displacement: 817 cc
  • Cylinder block: Aluminum w/ cast iron sleeve
  • Valve arrangement: Overhead valve
  • Lifter Type: Hydraulic
  • Ignition system: Solid-state
  • Governor system: Electronic
  • Compression ratio: 9:5:1
  • Starter: 12 VDC
  • Oil capacity including filter: Approx.2.5qt/2.4L
  • Operating rpm: 3,600
  • Fuel consumption:
  • Natural Gas ft³/hr (m³/hr)
    • 1/2 Load: 189(5.35)
    • Full Load: 243(6.89
  • Liquid Propane ft3/hr (gal/hr) [L/hr]
    • 1/2 Load: 63(1.76)[6.66]
    • Full Load: 106(2.92)[11.03]
  
  

  Note: Fuel pipe must be sized for full load. Required fuel pressure to generator fuel inlet at all load ranges -3.5–7.0 in water column (0.87–1.74 kPa) for NG, 10–12 in water column (2.49–2.99 kPa) for LP gas. For BTU content, multiply ft3/hr x 2500 (LP) or ft3/hr x 1000 (NG). For Megajoule content, multiply m³/hr x 93.15 (LP) or m³/hr x 37.26 (NG).

• Controls
  • Two-line plain text multilingual LCD: Simple user interface for easy operation.
  • Mode buttons:
    • AUTO:Automatic start on utility failure. Programmable exerciser.
    • MANUAL/TEST (start): Start with starter control, unit stays on. If utility fails, transfer to load takes place.
    • OFF: Stops unit. Power is removed. Control and charger still operate.
  • Ready to Run/Maintenance messages: Standard
  • Engine run hours indication: Standard
  • Programmable start delay between 2–1500 seconds: Standard
  • Utility voltage loss/Return to utility adjustable (brownout setting): From 140-171 V / 190-216 V
  • Future set capable exerciser/Exercise set error warning Standard
  • Run/Alarm/Maintenance logs: 50 events each
  • Engine start sequence: Cyclic cranking: 16 sec on, 7 sec rest (90 sec maximum duration).
  • Starter lock-out: Starter cannot re-engage until 5 sec after engine has stopped.
  • Smart Battery Charger: Standard
  • Charger Fault/Missing AC Warning: Standard
  • Low Battery/Battery Problem Protection and Battery Condition Indication: Standard
  • Automatic Voltage Regulation with Over and Under Voltage Protection: Standard
  • Under-Frequency/Overload/Stepper Overcurrent Protection: Standard
  • Safety Fused/Fuse Problem Protection: Standard
  • Automatic Low Oil Pressure/High Oil Temperature Shutdown: Standard
  • Overcrank/Overspeed (@ 72 Hz)/rpm Sense Loss Shutdown: Standard
  • High Engine Temperature Shutdown: Standard
  • Internal Fault/Incorrect Wiring Protection: Standard
  • Common External Fault Capability: Standard
  • Field Upgradable Firmware: Standard
  
  

  Rating definitions - Optional Standby: Applicable for supplying backup power for the duration of the utility power outage with correct maintenance performed. No overload capability is available for this rating. (All ratings in accordance with BS5514, ISO3046, UL2200, and DIN6271).
  
  * Maximum kilovolt amps and current are subject to and limited by such factors as fuel BTU/megajoule content, ambient temperature, altitude, engine power and condition, etc. Maximum power decreases approximately 3.5% for each 1,000 ft (304.8 m) above sea level; and also will decrease approximately 1% for each 10 °F (6 °C) above 60 °F (16 °C).
  
  **Sound levels are taken from the front of the generator. Sound levels taken from other sides of the generator may be higher depending on installation parameters.

Click Here for Owner Manual

Click Here for Spec Sheet*
*Spec sheet might include optional accessories not included with this purchase

Please Note the List of Items Below That Are Non-Returnable:

• Special Order items including but not limited to whole house or stationary generators
• Whole goods and attachments, literature, engines, pumps, short blocks, electrical parts, gaskets, liquids, chemicals, sprays
• Items with damaged or non-original packaging
• Installed, used or damaged items

• Air-Cooled Product & short lead time Liquid-Cooled Product (60kW and smaller)
  • Orders cancelled within 6 weeks of original ship date – 10% CANCELLATION FEE
  • Shipped Orders – 15% CANCELLATION FEE
  • Orders cancelled within 72 hours (calendar) of receipt – NO FEE
• Long lead time Liquid-Cooled Product (80kW to 150kW)
  • Orders cancelled within 12 weeks of original ship date – 15% CANCELLATION FEE
  • Shipped Orders – NO CANCELLATION ALLOWED
  • Orders cancelled within 72hrs (calendar) of order receipt – NO FEE
• Protector Plus / Configured Product
  • Cancellation within 20 weeks of original ship date – 10% CANCELLATION FEE
  • Cancellation within 18 weeks of original ship date – 20% CANCELLATION FEE
  • Cancellation within 16 weeks of original ship date – 30% CANCELLATION FEE
  • Cancellation within 15 weeks of original ship date – 40% CANCELLATION FEE
  • Orders cancelled within 72hrs (calendar) of order receipt – NO FEE