Seaward PV1525

Seaward PV1525
Seaward PV1525 – The Next Generation in Testing Technology
The Seaward PV1525 is designed for installers and O&M engineers to allow electrical safety testing and performance measures in PV systems up to 1500VDC and 25A, ideal for residential and commercial level installations.
With a new innovative user interface, the PV1525 series retains the ease of use from the previous generation while adding additional features fit for a modern test instrument. Users can tag test results with installation-specific details to simplify data management and record-keeping. With Bluetooth capabilities, test results can be easily transferred to a mobile app for review and further sync with software, ensuring your device is always up to date with the latest features.
Performs Ground Continuity, Insulation Resistance, Open Circuit Voltage, and Short Circuit Current.
Designed for modern electrical professionals, the PV1525 Series introduces an innovative user-friendly interface, ensuring seamless operation while retaining the intuitive functionality of previous models. This next-generation tester comes packed with advanced features, offering precise measurements, efficient data management, and connectivity enhancements suited to today’s demanding testing environments.
Key Features & Benefits
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Enhanced Interface for Simple Operation
The refined display and user-friendly navigation make testing easier than ever. Users can focus on results rather than complex setup procedures. -
Powerful Testing Range
The PV1525 handles high-voltage testing with an open circuit voltage range up to 1500V DC and a short circuit current capacity of 25A, meeting the demands of modern high-performance PV systems. -
Real-Time Data Tagging
Users can instantly attach specific installation details to test results, streamlining reporting, ensuring compliance, and simplifying ongoing maintenance tracking. -
Effortless Bluetooth Data Transfer
Users can quickly sync test results to a mobile app for real-time viewing, sharing, or cloud storage, ensuring records remain accessible whenever needed. -
Seamless Software Integration
Stay up to date with automatic firmware updates and integration into asset management platforms, enhancing overall workflow efficiency. -
Comprehensive IV Curve Measurement
The PV1525-IV model supports dynamic IV curve analysis, enabling accurate power profiling under a variety of solar conditions. -
Built-In Safety Features
High-visibility voltage warnings (≥30V AC/DC) enhance operator safety, while high-resolution insulation resistance testing ensures compliance with industry standards.
This Seaward product meets all the safety and performance requirements of BS EN 61557.
Di-LOG is a part of the Di-LOG group, For more information, click the link to view our group divisions.
Designed for Professionals, Built for Performance
Whether installing new PV systems, verifying system output, or performing routine maintenance, the PV1525 Series offers a reliable, efficient, and intelligent testing experience. It’s the ideal tool for:
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Electricians
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Solar PV Installers
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Maintenance & O&M Teams
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Electrical Safety Inspectors
With its advanced features, intuitive operation, and smart connectivity, the PV1525 is more than just a tester — it’s a complete solution for modern solar professionals.
Check out this video if you want to find out more about the Seaward PV1525 capabilities regarding PV testing with this complete KIT? Here’s what Chris Coates, Seaward’s Solar Category Manager has to say on the subject.

Specifications
Measurement Type | Parameter | Details |
Open Circuit Voltage (PV Terminals) | Display Range | 0.0VDC - 1500VDC |
Measuring Range | 5.0VDC - 1500VDC | |
Resolution | 0.1VDC maximum | |
Short Circuit Current (PV Terminals) | Display Range | 0.00ADC - 25.00ADC |
Measuring Range | 0.50ADC - 25.00ADC | |
Maximum Power | 37.5kW | |
Resolution | 0.01 ADC maximum | |
IV Curve Measurement (PV:1525-IV Only) | Number of Test Points | Dynamic |
Max Power | Depending upon Irradiance and Panel Technology | |
Earth Continuity/Resistance (4mm Terminals) | Test Voltage Open Circuit | >4VDC, nominal |
Test Current into 2Ω | >200mA | |
Display Range | 0.00Ω - 199Ω | |
Measuring Range (EN 61557-4) | 0.05Ω - 199Ω | |
Resolution | 0.01Ω maximum | |
Test Leads Zero | Zero up to 10Ω | |
Visible Warning | ≥30V AC or DC at inputs | |
Insulation Resistance (4mm Terminals) | Test Voltage Open Circuit | 250, 500, 1000, 1500V (as per IEC61558-2) |
Test Current Short Circuit | 2mA | |
Display Range | 0.05MΩ - 300MΩ | |
Measuring Range (EN61557-2) | 0.05MΩ - 300MΩ | |
Resolution | 0.01MΩ Maximum | |
Visible Warning | ≥30V AC or DC at inputs | |
Rpe Voltage Measurement (4mm Terminals) | Display Range | 30V - 440VAC/DC |
Voltage Measuring Range | 30V - 440VDC, 30V - 440VAC 50-60Hz | |
Operating Current (Wireless via PV:1500 Clamp) | Display Range | 0.1A - 40.0A |
Current Measuring Range | 0.1A - 40.0A DC, 0.1A - 40.0A AC 50-60Hz |