Capacity Expansion
Diamond Power Infrastructure Commissions 8th MV/EHV Power Cable Production Line at Vadodara; Two More Lines Planned by FY27
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Diamond Power Infrastructure Limited has commissioned its 8th Medium Voltage (MV) and Extra High Voltage (EHV) Power Cable Production Line at its Vadodara manufacturing facility. The expansion increases installed capacity by 150 kms per month and supports growing demand from power transmission, renewable energy, urban infrastructure, metro rail and data center projects. The company also disclosed that two additional MV/EHV lines are under installation and expected to become operational by March 2027.
PRICE-SENSITIVE TRIGGER
Event: Commissioning of 8th MV/EHV Power Cable Production Line at Vadodara facility.
Type: Capacity Expansion / Manufacturing Commissioning
Impact: Positive
Immediate Effect: The newly commissioned line strengthens manufacturing capability in the MV/EHV underground power cable segment and enhances the company’s ability to serve rising infrastructure and energy-sector demand.

Key Metrics:
- Existing Capacity: 1,050 kms per month
- Current Capacity Utilization: 60%
- New Capacity Added: 150 kms per month
- Total Capacity After Expansion: 1,200 kms per month
- Capacity Increase: ~14.3%
- Investment Amount: ₹30 crore
- Funding Source: Internal accruals
Highlight:
- The expansion has been funded entirely through internal accruals, adding 150 kms per month of MV/EHV cable manufacturing capacity.
What Happened ?
Diamond Power Infrastructure Limited announced the successful commissioning of its 8th MV/EHV Power Cable Production Line at its advanced manufacturing facility in Vadodara, Gujarat.
The new line expands the company’s manufacturing capabilities in technologically advanced MV and EHV underground power cables used across power transmission networks, renewable energy evacuation systems, urban underground distribution networks, metro rail projects, airports, data centers and industrial infrastructure.
The company further stated that two additional MV/EHV production lines are currently under installation and commissioning and are expected to become operational on or before March 31, 2027. Upon completion, the Vadodara facility will operate a total of 10 MV/EHV production lines.
Key Details
Capacity Expansion and Industry Outlook:
- 8th MV/EHV Power Cable Production Line commissioned at Vadodara facility.
- New line strengthens manufacturing presence in high-value underground power cable segment.
- Products cater to power transmission, renewable energy, urban infrastructure and industrial projects.
- Existing capacity stood at 1,050 kms per month.
- Additional capacity of 150 kms per month has been commissioned.
- Total installed capacity rises to approximately 1,200 kms per month.
- Two additional MV/EHV lines are under installation.
- Management expects both new lines to become operational by March 31, 2027.
- Vadodara facility is expected to operate 10 MV/EHV lines after completion of ongoing expansion.
- Industry demand continues to be supported by transmission investments, renewable energy integration, underground cabling projects and critical infrastructure development.
Note:
- The MV/EHV cable segment remains a technology-intensive business requiring advanced manufacturing facilities, testing infrastructure and strict quality standards, creating meaningful entry barriers for competitors.
Risk Analysis
Summary:
- The capacity expansion is strategically positive; however, utilization and returns depend on sustained infrastructure spending and timely execution of industry projects.
Key Risks:
- Incremental capacity requires continued demand growth for efficient utilization.
- Delays in transmission or renewable energy projects could impact capacity ramp-up.
- Raw material price fluctuations may affect operating margins.
- Execution delays in commissioning the remaining two planned lines may defer expected benefits.
- Infrastructure spending cycles remain linked to government and utility capex trends.
Worst Case Scenario:
- If infrastructure and transmission project execution slows materially, the expanded capacity could operate below optimal utilization levels, reducing return on invested capital.
Risk Level: Low
Company Commentary
- The commissioning of the 8th MV/EHV line marks an important milestone in Diamond Power’s expansion programme.
- The additional capacity strengthens the company’s ability to serve utilities, power generation projects, renewable energy evacuation systems and urban underground transmission networks.
- The company highlighted that two additional lines are already under implementation.
- Management believes the expansion will further strengthen Diamond Power’s position in the MV and EHV cable segment.
- The company remains focused on supporting growing infrastructure and energy sector requirements through capacity enhancement.
Official Exchange Filing: Diamond Power Infrastructure Limited