Accelsius closes $65 million Series B funding led by Johnson Controls to scale liquid cooling for AI factories, with Legrand joining the round.
Amount Raised
$65 Million
Round Type
Series B
AustinManufacturingHardwareArtificial IntelligenceInvestors
Description
Accelsius, the leader in liquid cooling for AI computing, announced it has closed its Series B funding round, raising $65 million. Led by Johnson Controls, this funding will help meet the thermal demands of AI technology. Strategic investment from Legrand further strengthens Accelsius' position. The investment highlights the growing demand for advanced cooling solutions.
Quick answer
Accelsius raised $65 Million in a Series B round, dated January 12, 2026. Investors: Johnson Controls and Legrand. Accelsius is based in Austin, Texas, United States.
- How much did Accelsius raise?
- Accelsius raised $65 Million in a Series B round on January 12, 2026.
- Who invested in Accelsius?
- Johnson Controls and Legrand are named as investors in this round.
- What does Accelsius do?
- Accelsius delivers two-phase, direct-to-chip liquid cooling solutions for the AI and HPC era.
- Where is Accelsius based and how big is it?
- Accelsius is based in Austin, Texas, United States. Fundz records about 82 employees.
- Who are the decision-makers at Accelsius?
- Fundz holds 2 contacts at Accelsius. Names and contact details are shown to Fundz members.
Source: Fundz verified event record.
Who else raised in Hardware and Manufacturing around the same time
Companies in the same sectors as Accelsius that raised within 45 days of this round, from Fundz verified event records.
- fJscaler raised $7.5M on December 9, 2025.
- Maris-Tech raised $2M (Convertible Note) on November 28, 2025.
- Tattvam AI raised $1.7M (Pre-Seed) on February 25, 2026.
- Axelera AI raised $250M (Funding Round) on February 24, 2026.
- BOS Semiconductors raised $60M (Series A) on February 23, 2026.
- Snowcap Compute raised $23M (Seed) on February 20, 2026.
Who to call at Accelsius, and when
A new round usually means Accelsius is about to hire and buy. The teams that reach out first get the meeting.
- An alert the day Accelsius raises, hires an executive or expands, scored against what you sell
- The decision-makers there, with verified emails
- Who you already know at Accelsius, from your own LinkedIn network
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Funding Insights
What this usually meansAccelsius raised. Fundz records a round at a median of 3.6 minutes from the SEC filing, with the decision-maker attached.
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