Oomi Promo Codes for September 2026

Access Oomi's free demo and experience professional trading tools backed by 12 years of expertise.

Add the Tuulisähkö lisäpalvelu to your existing contract and pay 10% less for the first 12 months.

Upgrade your home with Sähköauton latauspisteet and benefit from a 10% discount on the installation cost.

Secure a 20% reduction on your Sähkösopimus omakotitaloon when you switch to Oomi today.

Choose renewable energy with 12% off Tuulisähkö lisäpalvelu, supporting sustainable power generation.

Start the new year with special offers on electricity contracts. This applies to various contract types for new customers.

Businesses signing up for electricity service can access a special introductory offer. This is for new business accounts.

Secure your electricity price for 24 months and benefit from a 15% reduction on your Oomi Kiinteä 24 kk contract.

Upgrade your climate control with 35% off Ilmalämpöpumput, providing efficient heating and cooling.

Gain better control over your energy use with 40% off advanced electricity consumption monitoring.

Upgrade your home's efficiency with 25% savings on Ilmalämpöpumput installation.

Benefit from a 40% reduction on the Tuulisähkö lisäpalvelu when you upgrade your existing electricity plan.

Unlock enhanced features of the Oomi mobile application at a special price. This applies to new users of the app.

Commit to Oomi Kesto and receive a 12% discount on your energy plan.

Secure a great rate on your home electricity with 20% off your Sähkösopimus omakotitaloon.

New customers receive a reduced monthly fee on Ilmalämpöpumput installations and services. This deal offers significant savings for those new to Oomi.

Find discounted rates on electricity plans during November. This promotion is for new sign-ups during the autumn season.

Enjoy zero margin on your market-priced electricity contract for the initial six months. This deal is for new sign-ups.

Secure your electricity price for 24 months with Oomi Kiinteä and receive a 15% reduction on your monthly service fee.

Choose sustainable energy and receive a 12% reduction on the Tuulisähkö lisäpalvelu for your initial billing cycle.

Maximize your returns with a 17% reduction on the Pientuotannon ylijäämäsähkön osto service.

Students can benefit from a 35% discount on Sähkösopimus opiskelijalle.

Residents in apartment buildings can get a special electricity contract offer. This applies to new contracts for apartment dwellers.

Secure your home's electricity with a 20% reduction on your Oomi omakotitalo electricity contract.

Secure a 20% reduction on your Oomi electricity contract for detached homes, supporting sustainable energy consumption.

Secure your electricity price for 24 months with Oomi Kiinteä 24 kk and receive a 15% reduction on your monthly service fee.

Sell your excess energy with Pientuotannon ylijäämäsähkön osto and benefit from a 50% reduction on the annual service fees.

Experience a 25% saving on the installation of Sähköauton latauspisteet for your home or business.

Get 35% less on annual service fees for Pientuotannon ylijäämäsähkön osto, maximizing your returns.

New sign-ups for the continuous electricity contract get their first month's fixed fee waived. This is for new residential customers.

Get 17% more for your excess energy with Pientuotannon ylijäämäsähkön osto.

Moving soon? Choose Sähkösopimus muuttajalle and get a 30% discount on your energy bill for the initial three months.

Students can now benefit from a 30% discount on their Sähkösopimus opiskelijalle, making energy more affordable.

Enhance your energy plan with 30% off the wind power add-on service, promoting greener electricity.

Save on the installation of air source heat pumps for your home. This offer is valid for new installations.

Upgrade to electric vehicle charging with 25% savings on the installation of Sähköauton latauspisteet.

Sell your excess electricity with Pientuotannon ylijäämäsähkön osto and benefit from 15% lower transaction fees.

Gain better control over your energy use with 12% savings on advanced electricity consumption monitoring features.

Experience comfort and efficiency with 25% savings on the installation of new air source heat pumps.

Upgrade to green energy with 50% off the Tuulisähkö add-on for your electricity contract.

Make your move easier with a 30% price reduction on Sähkösopimus muuttajalle.

Choose renewable energy for your electricity contract at a preferential rate. This applies to new contracts opting for green energy.

Discover special discounts on various electricity contracts during the month of August. This is a limited-time seasonal offer.

Experience a 25% savings on your initial three months with Oomi Pörssisähkö, offering flexible electricity pricing.

Power your detached home efficiently with Sähkösopimus omakotitaloon and get 10% off your first month.

Get 25% off the installation of new Sähköauton latauspisteet for your home or business.

Secure your home's energy needs with a 30% reduction on Sähkösopimus omakotitaloon, offering tailored plans.

Secure a 20% price reduction on your Sähkösopimus omakotitaloon and power your home efficiently.

Choose the Vihreä sähkö option without additional fees for a limited time. This is for new and existing customers.

Verified students are eligible for a discount on their electricity service. This offer is available for new student accounts.

Moving soon? Benefit from an 18% reduction on your new Oomi electricity contract, making your move smoother.

Secure your electricity price for two years with Oomi Kiinteä 24 kk and receive a 15% reduction on your monthly fee.

Reduce your energy bills and carbon footprint with 30% savings on new heat pump installations.