Jec Inc.

Name: Jec Inc.
Address: DBA JOHNSON ELECTRIC & COMM. CO., Crestwood, IL, 60418, US
Telephone: 708-371-3377

Generator dealerCrestwood, IL

Generac · Select Dealer

DBA Johnson Electric & Comm. Co., Crestwood, IL 60418

708-371-3377 Directions

Generac 14kW Whole Home Generator, Transfer Switch & Cellular Capability

Featured · GeneracGenerac 14kW Whole-Home Standby GeneratorLowest price in 30 days$4,799−18%List: ~~$5,839~~Price as of Aug 16, 2026 · the price shown on Amazon at checkout applies.See Current Availability

Independent recommendation from GenDealers, sold on Amazon. Not offered or endorsed by JEC INC. — contact the dealer directly for equipment and installation quotes.

About Jec Inc.

A Generac Select Dealer offering sales.

Services: Sales
Authorized for: Generac· Select Dealer

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Independent recommendations from GenDealers — not sold or endorsed by this dealer.

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Generac 22kW Whole Home Generator, Transfer Switch & Cellular Capability

GeneracGenerac 22kW Whole-Home Standby GeneratorWhole-home coverage for larger houses, with the automatic transfer switch and cellular monitoring in the box.

22 kW
ATS included
NG / LP

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Generac 6485 Scheduled Maintenance Kit for 20kW and 22kW Standby Generators with 999cc Engine Black

GeneracGenerac Maintenance Kit — 20kW & 22kWOil, oil filter, air filter and spark plugs for 999cc Guardian units, in one box.

20–22 kW
999cc engine
Kit 6485

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Generac 6484 Maintenance Kit for 12-18 kW Generators

GeneracGenerac Maintenance Kit — 12kW to 18kWEverything the annual service calls for on 12–18kW Guardian units.

12–18 kW
Kit 6484

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Generac 7101 Battery Heater Pad For 9kW–22kW Air Cooled Standby Generators

GeneracGenerac Battery Heater PadKeeps the starting battery warm so the generator cranks on the coldest night — for 9–22kW air-cooled units.

9–22 kW
Cold-weather
Kit 7101

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More generator dealers nearby

Compare Jec Inc. with other authorized dealers before requesting quotes — most homeowners get two or three.

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Jec Inc. is listed on GenDealers as an authorized Generac generator dealer in Crestwood, IL, offering sales. GenDealers is an independent directory; contact the dealer directly for pricing, availability and installation scheduling.