Frequently Asked Questions

Expert Generator Installation & Service in MA, NY, and CT

Over 30 Years of Experience

24-Hour Emergency Generator Service 

Factory-Trained Technicians

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General Generator FAQs

  • What size generator do I need for my home or business?

    The right generator size depends on what you need to power. For most homes, a 14–22kW generator can handle essential circuits or whole-home coverage. For businesses, we’ll calculate your load and recommend a system that keeps critical operations running. We offer free on-site assessments to make sure you get exactly what you need.

  • What’s the difference between a standby generator and a portable generator?

    A standby generator is permanently installed and turns on automatically when the power goes out. A portable generator needs to be manually started and plugged in. Standby systems offer greater convenience, safety, and power capacity — and they're our specialty at Andrus Power Solutions.

  • How much does a whole-house generator cost, including installation?

    Installed home standby generators vary, depending on size, fuel source, and site conditions. We provide free, no-pressure quotes tailored to your property and needs. Financing is also available, including 0% interest options.

  • How long does it take to install a generator?

    The actual installation usually takes 1–2 days. We’ll guide you through every step.

  • Do you offer financing for generator purchases and installation?

    Yes — we offer affordable monthly payment options through Synchrony and other financing partners. Some plans include 0% interest for up to 25 months, helping you get protected before the next outage.

  • How often do standby generators need maintenance?

    We recommend two maintenance visits per year — one major and one minor. Our team provides Preventative Maintenance Agreements to keep your generator running reliably year-round.

  • Can I install a generator myself or do I need a licensed electrician?

    In Massachusetts, standby generator installation must be performed by licensed electricians and often requires plumbing for fuel lines. Andrus Power Solutions is fully licensed and insured for turnkey installation, ensuring safety and code compliance.

  • Will a generator increase my home’s value or insurance costs?

    Many homebuyers see standby generators as a premium feature, especially in areas prone to outages. Some insurers may offer discounts for having a backup power source. We’re happy to provide documentation for your insurer if needed.

  • What happens if the power goes out while I’m not home?

    Your standby generator will turn on automatically within seconds of an outage — even if you're not home. That means your fridge, sump pump, heating system, and more will stay on without you lifting a finger.

  • What kind of fuel does a standby generator use — propane, natural gas, or diesel?

    Most of our residential generators run on propane or natural gas, while commercial systems may use diesel. We’ll help determine what works best based on availability and your property setup.

Commercial Generator FAQs

  • What kind of generators do you install for commercial properties?

    We install three-phase and high-capacity commercial generators for offices, farms, retail buildings, warehouses, and more. We’ll evaluate your load needs and design a custom system to ensure uptime during outages.

  • How do I size a generator for my commercial building?

    Generator sizing for commercial properties involves a load calculation based on essential equipment and peak usage. Our licensed electricians handle this as part of your free quote.

  • Do you offer generator rentals for temporary or emergency use?

    Yes, we offer short-term generator rentals for events, temporary job sites, or emergencies. Call us at (413) 243-0043 for current availability and pricing

  • Can a generator keep my business running during an extended outage?

    Yes. With proper sizing and fuel access, your generator can keep your business running for days or even weeks. We also offer remote monitoring and refueling coordination to minimize downtime.

  • Are your commercial generator installations code-compliant and permit-approved?

    Absolutely. We handle all local permitting and inspections and ensure our installations meet Massachusetts electrical and building codes.

General Electrical Work FAQs

  • Do you offer other electrical services besides generator installation?

    Yes — we’re a full-service electrical contractor offering:

    • Electrical panel upgrades
    • EV charger installations
    • Surge protection
    • Rewiring and troubleshooting
  • Are you licensed and insured electricians in Massachusetts?

    Yes, Andrus Power Solutions is a fully licensed and insured electrical contractor based in Lee, MA. Our team includes Master Electricians, Journeymen, and factory-trained generator specialists.

  • Do you handle both residential and commercial electrical jobs?

    We do. Whether it’s installing a panel in your home or wiring a new commercial building, our team can take care of all your electrical needs.

  • Can I schedule a free estimate for electrical work?

    Absolutely. Call us at (413) 243-0043 or use our online form to request a free in-home or on-site quote.

Local & Service Area FAQs

  • Do you service my area?

    We proudly serve homes and businesses within 40 miles of Lee, MA, including Berkshire County, Columbia County (NY), Bennington County (VT), and more. Call us to confirm if you're in our service area.

  • How far do you travel for generator installations?

    Our standard service radius covers Western Massachusetts, parts of Eastern New York, Southern Vermont, and Northwest Connecticut. For commercial jobs, we may travel farther — contact us to discuss your project.

  • How soon can you install a generator at my house?

    We typically schedule installations within 2–4 weeks, depending on permitting and site readiness. Contact us today to book a free assessment.