Best Cheap Whole House Generators for Reliable Home Backup
Looking for affordable options to keep your home powered during outages? These cheap whole house generators provide substantial standby capacity without breaking the bank. The top picks here are suited for different households: compact portability for small homes or cabins, and larger, transfer-switch ready units for whole-home protection. Below you’ll find five economical choices, each with clear strengths and a practical caveat to help you compare quickly.
| Product | Best For | Key Benefit |
|---|---|---|
| Westinghouse 12500 Watt Dual Fuel | Mid-size homes, transfer-switch ready | Dual fuel flexibility with long run times |
| DuroStar DS13000MX | Dual fuel reliability, emergency power | CO alert safety feature |
| Generac 26kW | Whole-house coverage, cellular monitoring | Remote monitoring and automatic transfer |
| DuroMax XP13000EH | Full-home backup on a budget | Dual fuel with electric start |
| Westinghouse 13500 Peak Tri-Fuel | Tri-fuel versatility for many fuels | Largest fuel-compatible option in list |
Westinghouse 12500 Watt Dual Fuel Home Backup
Best for: mid-sized homes needing strong dual-fuel performance with transfer-switch readiness. This model delivers 9500 running watts on gasoline and 8500 running watts on propane, with up to 12 hours of runtime on a 6.6-gallon tank. It includes a remote start, key fob, and multiple outlets for household and RV use. The VFT display provides real-time voltage, frequency, and hours, aiding easy monitoring during outages. A potential limitation is that residential transfer-switch installation may require professional help.
- Gasoline: 9500 running / 12500 peak watts
- Propane: 8500 running / 11200 peak watts
- Remote start with key fob; electric and recoil start
- 6.6-gallon tank; up to 12 hours run time
- Transfer switch ready; multiple outlets with rubber safety covers
Selected for its balanced power, dual-fuel flexibility, and ready-to-connect design for home backup use.
DuroStar DS13000MX 13,000-Watt Dual Fuel
Best for: households needing robust dual-fuel capability with a focus on safer operation. It outputs up to 13,000 watts and supports gasoline or propane. The unit includes a remote electric start and is transfer switch ready, making it suitable for whole-home power backup and RV usage. A notable caution is that higher output may require careful fuel management and a properly sized fuel source for longer outages.
- 13,000 watts (gas) / 11200 watts (propane)
- Dual fuel: gasoline or propane
- Remote electric start; transfer switch ready
- Heavy-duty build designed for home backup and job sites
Chosen for its strong dual-fuel performance and safety features that help protect your family during outages.
Generac 26kW Whole Home Generator
Best for: larger homes needing automatic backup with remote monitoring. This model offers full-house protection, automatic detection of outages, and cellular connectivity for performance updates via the Mobile Link app. It is designed for natural gas or propane readiness and includes weather-activated features. The main limitation is the higher cost and installation requirements associated with whole-home standby systems.
- 26 kW standby capacity
- Automatic transfer and operation on outage
- Remote cellular monitoring and control
- Natural gas or propane ready
Selected for its comprehensive whole-home coverage and modern monitoring capabilities that suit larger residences or wired systems.
DuroMax XP13000EH 13,000-Watt Dual Fuel
Best for: buyers seeking a high-output, budget-friendly dual-fuel option for whole-home coverage. The XP13000EH provides 13,000 watts and supports electric start with dual-fuel flexibility. It is positioned as a versatile family of products designed to power an entire home during outages. A caveat is that installation and ongoing fuel management should be planned with local codes in mind.
- 13,000 watts (gas) maximum
- Dual fuel: gasoline or propane
- Electric start; transfer switch ready
- Rugged build for home backup and emergencies
Selected for its strong power output and value as a dual-fuel option for standby power on a budget.
Westinghouse 13500 Peak Tri-Fuel
Best for: households needing fuel versatility—gas, propane, or natural gas—with high peak wattage. This model provides 10500 running watts on gasoline, 12500 peak watts on propane, and 8500 running watts on natural gas. It includes remote start, transfer switch readiness, and multiple outlets with safety covers. A limitation is that natural gas performance may vary with pressure on a given supply, which can affect output under certain conditions.
- Gas: 10500 running / 13500 peak watts
- Propane: 9500 running / 12500 peak watts
- Natural gas: 8500 running / 10000 peak watts
- Remote start; transfer switch ready
- Tri-fuel versatility
Chosen for its fuel flexibility and high peak outputs, making it a strong choice for users who want multiple fuel options for outages.
Buying Guide: Key Considerations For Cheap Whole House Generators
- Power needs: Estimate your home’s essential circuits and total wattage. Aim for a model that comfortably covers your load with headroom for startup surges.
- Fuel type and availability: Dual-fuel or tri-fuel units offer flexibility if one fuel source becomes scarce. Consider local fuel costs and storage requirements.
- Transfer switch compatibility: If you want seamless automatic transfer, ensure the generator is transfer-switch ready and compatible with your home’s panel.
- Runtime and tank size: Larger tanks extend run time but increase weight. Balance fuel capacity with expected outage duration.
- Safety features: Look for CO sensors, automatic low-oil shutdown, electrical outlet protection, and rubber outlet covers for weather resistance.
- Noise and footprint: Consider enclosure design and decibel level, especially for residential neighborhoods or apartments.
- Installation considerations: Some units require professional installation for transfer switches or venting. Verify local code compliance.
- Monitoring and control: Cellular or Wi-Fi monitoring helps you stay informed without manual checks, particularly for standby systems.
FAQ
- What is the difference between portable and standby whole-house generators? Portable units require manual setup and transfer, while standby systems auto-detect outages and start automatically.
- Do I need a transfer switch for a whole-home generator? Yes, a transfer switch safely redirects power from utility to generator and prevents backfeeding into the grid.
- How much power do I need for essential home backup? Typical essential loads include refrigeration, lighting, and heating/cooling. Calculate wattage for each device and add a buffer for startup surges.
- Are dual-fuel generators worth it? Dual-fuel units offer flexibility to switch fuels based on availability and cost, which can be beneficial during longer outages.
- Can I install a generator myself? Some installations are feasible for skilled homeowners, but many jurisdictions require a licensed electrician for transfer switch wiring and safety compliance.
- What maintenance helps extend life? Regular oil changes, air filter replacements, spark plug checks, and battery servicing for electric start models.