DEEP RESEARCH · VITZRO TECH
Vitzro Tech (042370.KQ) Company Research Report
A review of its transition into a deep-tech holding company spanning power equipment, batteries, aerospace, and fusion.
0. Bottom line first
Vitzro Tech should no longer be viewed as a simple power-equipment manufacturer. It is becoming a deep-tech holding company combining stability in power, profitability in batteries, and growth in aerospace and fusion. 2025 is the first year of its portfolio reset.
Official fact: On April 28, 2025, Vitzro EM absorbed Vitzro ES and was renamed Vitzro Electric. Vitzro Miltech was sold during 3Q25 and removed from subsidiaries.
Interpretation: The power segment is pursuing efficiency through integration, while liquidity from non-core asset sales can be reinvested into growth areas such as aerospace and secondary-battery materials.
1. Governance reset and efficiency
As of 3Q25, Vitzro Tech is moving beyond its old image as a traditional power-equipment supplier into a technology holding company across aerospace, fusion, and primary batteries. It created Vitzro Nextech through a 2016 physical spin-off and listed that subsidiary on KOSDAQ in November 2025.
Official fact: As of September 30, 2025, paid-in capital was KRW 13.1 billion, and Chairman Soon-sang Jang plus related parties held more than 40%.
| Company | Main business | Stake | Listing | Note |
|---|---|---|---|---|
| Vitzrocell | Lithium primary batteries | 34.84% | KOSDAQ | Effective control |
| Vitzro Nextech | Aerospace, fusion | 81.82%* | Listed in 2025.11 | Next growth engine |
| Vitzro Electric | Power equipment, switchboards | 100.00% | Unlisted | Former Vitzro EM + ES |
| Vitzrocell USA | North American sales entity | 100.00% | Unlisted | Vitzrocell subsidiary |
*The Vitzro Nextech stake may be pre-IPO share issuance and may be diluted after listing.
2. Power: Vitzro Electric
The power segment is Vitzro Tech's original business. Its key edge is the ability to produce vacuum interrupters, a core component of vacuum circuit breakers. The source describes this as rare among small and mid-sized firms other than major players such as HD Hyundai Electric and LS ELECTRIC.
VCB/GIS
Essential for power-system protection at plants, substations, and large facilities. Class 1E nuclear safety certification is an investment point.
ACB/MCCB/ATS
Supplied to commercial buildings and factories; ATS has high export exposure and currency leverage.
Switchboards/Turn-key
Integration strengthens system engineering and connects to data-center and renewable-grid demand.
Cumulative 3Q25 power revenue was about KRW 116.2 billion. Weak domestic construction burdens low-voltage demand, but relationships with KEPCO, railways, and subway operators provide downside rigidity.
3. Battery: Vitzrocell
Vitzrocell is a global top-tier player in Li-SOCl2 lithium primary batteries and the group's profit core. Bobbin-type lithium primary batteries are key power sources for smart meters, supported by smart-grid and AMI expansion.
Official fact: In 3Q25, battery segment revenue was KRW 165.7-165.8 billion and operating profit was about KRW 47.9 billion, implying an operating margin near 29%.
Interpretation: A margin far above the manufacturing average signals Vitzrocell's technical moat and smart-meter market power.
4. Special: Vitzro Nextech
Vitzro Nextech is the aerospace and fusion growth engine. Current losses reflect project timing such as ITER delays plus upfront R&D and facility investment. The roughly KRW 30 billion IPO proceeds can provide endurance until the expected 2027 turn to profit.
| Segment | Revenue (KRW bn) | Operating profit | Note |
|---|---|---|---|
| Battery | 165.8 | 47.9 | Profit core, OPM about 29% |
| Power | 116.2 | N/A* | Merger effects emerging |
| Special | 71.0 | Loss | R&D cost and project delays |
| Holding | 8.1 | 3.7 | Brand fees and dividends |
*May be a simple sum before intercompany eliminations; segment operating profit needs consolidated adjustment review.
5. Risks and investment points
- Government budget exposure: KEPCO orders and aerospace/fusion projects can move with policy.
- Raw materials: copper, silver, and lithium prices directly affect cost ratios.
- Delayed subsidiary profitability: slower Vitzro Nextech breakeven would pressure consolidated earnings.
My investment points are aerospace hardware exposure, Vitzrocell's cash flow, and NAV revaluation after Vitzro Nextech's listing. This needs a longer horizon than near-term earnings volatility.
Sources
- Original post: https://m.blog.naver.com/PostView.naver?blogId=star_of_self&logNo=224109495907
- Vitzro Nextech deep-dive request: https://drive.google.com/open?id=1uDvqS_b78ABRaU0v3bUvOSuHwNdPj9AW-RL35I9zSck
- AhnLab/Genians research: https://drive.google.com/open?id=1ye70pEBP4YfYJQb-nSTvueKCGiAq9ei4gf0iPVHB-bw
- Vitzro Nextech amended prospectus PDF: https://drive.google.com/open?id=1wN4bI1FNfo83kxym_a0K1KiziZ7OYQQu