Canadian Solar's U.S. Manufacturing Bet: HJT, Tariffs, and Space PV
Amid a net loss, the company opens the first U.S. HJT cell plant, eyes Space PV, and sees Section 232 as a tailwind.
CSIQ · Earnings Call · 2026-08-27
A quarter of transition
Canadian Solar's second quarter earnings delivered a headline that looks like a stumble: a net loss of $77 million, or $1.40 per share, on revenue of $1.2 billion. But beneath the red ink, the company is executing a deliberate pivot. Manufacturing volumes held up—3.1 GW of modules and 3.3 GWh of storage revenue—and gross margin of 13.9% was in line with guidance. The loss was driven by elevated freight costs, the ramp-up of a new solar cell plant in Jeffersonville, Indiana, and a one-time $24 million impairment at Recurrent Energy.
The real story is the U.S. manufacturing build-out. In July, the company officially opened what it calls the first commercially operational HJT cell factory in the United States. P-type HJT is a technology choice that sets Canadian Solar apart from peers who are mostly using TOPCon. As CEO Colin Parkin put it: “Canadian Solar is now the first commercially operational HJT manufacturer in the United States.” — Colin Parkin, Management/Executive · 2026-08-27 The facility will reach 6.3 GW peak capacity by 2027, making it the largest crystalline silicon cell plant in North America.
This is not just a manufacturing exercise; it's a strategic bet on domestic content. The company has already signed over 13 GW peak of contracted backlog for its U.S.-made HJT and TOPCon modules, worth more than $4.5 billion. That backlog, management says, is growing daily. “These expansions are backed up by strong customer demand for our high-performance U.S. solar products, which offer valuable domestic content benefits.” — Colin Parkin, Management/Executive · 2026-08-27
Policy tailwind: Section 232 and the tariff rebate
The policy environment has turned from a headwind to a tailwind. President Trump's new Section 232 proclamation, focused on imported polysilicon, is seen as supportive of domestic manufacturing. Colin Parkin said:
We view this new policy structure as supportive of our long-term investment in domestic manufacturing. Key details include minimum import pricing, tariff provisions and potential manufacturing offsets for companies investing in domestic manufacturing capacity.
The company is actively engaging with the Department of Commerce to qualify for tariff relief and manufacturing offsets. CFO Xinbo Zhu noted that the company has "real dollars" in U.S. manufacturing—the Mesquite module plant, the Jeffersonville cell plant, and a storage factory in Shelbyville. “We are putting real dollars into onshoring the U.S. manufacturing. So we believe we are qualified.” — Shawn Qu, Management/Executive · 2026-08-27
This is a sharp contrast to the prior quarter, when the company was dealing with IEEPA tariff refunds. In Q1 2026, they recognized a tariff refund benefit; in Q2, that benefit was absent, contributing to the margin compression. But the new Section 232 framework could provide a more durable benefit through minimum import prices and offset credits.
New frontiers: Space PV and the technology roadmap
The most surprising revelation on the call was the company's move into Space PV. CTO Shawn Qu detailed a collaboration using HJT cell technology for space applications, with planned shipments starting in 2029. “We have already begun collaborating on space PV opportunities using our HJT cell technology with planned shipment in 2029 for extreme space environment where radiation tolerance and thermal cycling resilience are critical.” — Shawn Qu, Management/Executive · 2026-08-27
This is a new frontier for a solar manufacturer, and it reflects the company's multi-generation technology roadmap that includes TOPCon, TBC, and tandem cells, as well as battery technologies like sodium-ion and solid-state transformers. The HJT platform, with its low-temperature process and thin wafers, is particularly suited for space, where radiation tolerance is key. The company has already designed 50-micron ultra-thin P-type HJT cells in R&D, positioning it as a leader in silicon-based space PV.
Praises from prior calls: This is not a sudden pivot. As Shawn Qu said back in March, “we have decided to use heterojunction, HJT, technology for our U.S. domestic solar cell factory a few years ago.” — Shawn Qu, Chairman and CEO · 2026-03-19 The technology choice was made for multiple reasons: higher efficiency limits, lower operator dependence, and cleaner IP. Now it's being monetized in both terrestrial and space applications.
Energy storage and the data center pull
Alongside the solar push, energy storage is scaling rapidly. e-STORAGE shipped 3.7 GWh in the quarter, beating guidance, and ended with a contracted backlog of $3.5 billion. The company is positioning itself for the AI-driven data center build-out. “We see demand from data centers transitioning from conversations to contracted opportunities.” — Colin Parkin, Management/Executive · 2026-08-27 Recent wins include a 2.5 GWh front-of-the-meter utility project to support data center grid infrastructure.
In this context, the company's end-to-end model—from battery cells to SolBank platforms to long-term service agreements—is designed to be a single accountable partner for data center operators.
What changed and why it matters
The second quarter was a trough quarter, but the strategic direction is clear. Canadian Solar is no longer just a global module shipper; it is becoming a U.S.-centric manufacturer with a technology edge in HJT and a new frontier in space. The Section 232 policy could provide a pricing floor and capex offsets, potentially making the U.S. business highly profitable by 2027. The company's contracted backlog for domestic modules is a strong source of visibility.
The risk remains execution and leverage: total debt rose to $7.1 billion, and cash flow from operations was negative $181 million. But management is clearly betting that the U.S. manufacturing investments will generate outsized returns once the ramp is complete.
In a solar industry that has been battered by overcapacity and trade wars, Canadian Solar is differentiating itself through technology and local manufacturing. Whether it's the first HJT plant in the U.S. or the first solar cell plant targeting space, the company is staking a claim to be a market leader in both terrestrial and off-world energy.