SR-26 VICTRON Calculator

Review VICTRON Super Thin Vintage Calculator Working Well

The Victron SR-26 Calculator is a versatile and essential tool for anyone working with Victron Energy's Blue Solar MPPT charge controllers or Quattro inverters. This compact, handheld device is designed to make complex solar system calculations quick and easy, ensuring optimal system performance and efficiency.

The SR-26 Calculator features a large, backlit LCD display that clearly shows all relevant system data, including voltage, current, power, and temperature readings. It also provides real-time information on the status of the connected charge controller or inverter, allowing users to monitor and troubleshoot their solar systems with ease.

One of the most notable features of the SR-26 Calculator is its ability to perform advanced calculations, such as determining the optimal battery charge and float voltage levels based on temperature and battery type. It also offers the flexibility to program custom voltage and current setpoints, making it an indispensable tool for solar installers and system integrators.

The SR-26 Calculator is also equipped with Bluetooth connectivity, enabling wireless communication with Victron Energy's VE.Bus-enabled products. This feature allows users to easily view and control their solar systems from a distance, making system monitoring and configuration more convenient than ever.

The SR-26 Calculator is designed with a robust, waterproof housing, ensuring durability and reliability in even the most challenging environments. It runs on two AA batteries, which provide ample power for extended use, and features a user-friendly interface with intuitive navigation and clear, concise instructions.

In summary, the Victron SR-26 Calculator is an indispensable tool for anyone working with Victron Energy's Blue Solar MPPT charge controllers or Quattro inverters. Its advanced calculation capabilities, Bluetooth connectivity, and rugged design make it an essential companion for solar installers, system integrators, and DIY solar enthusiasts alike.

The Victron SR-26 is a versatile battery monitoring system designed for various types of energy storage systems, including solar, wind, and hydro applications. Here are some pros and cons that might help you decide if this calculator is right for your needs.

1. Real-time monitoring: The SR-26 provides real-time monitoring of various battery parameters such as voltage, temperature, and state of charge (SoC). This information can help you optimize the performance of your energy storage system and avoid deep discharge or overcharging.

2. Compatibility: The SR-26 is compatible with a wide range of battery types and sizes, including lead-acid, lithium-ion, and others. This makes it a versatile solution for various applications.

3. User-friendly interface: The SR-26 has a clear and intuitive interface that allows you to easily access and interpret the data. It also provides alarms and warnings for critical battery conditions.

4. Expandable: The SR-26 can be expanded with additional sensors and communication modules to monitor more parameters and integrate with other systems.

5. Durable design: The SR-26 is designed to be robust and resilient to harsh environmental conditions, making it suitable for off-grid and remote applications.

1. Cost: The Victron SR-26 is a premium battery monitoring system, and its price may be a barrier for some users.

2. Complex installation: The SR-26 requires a professional installation process, which can add to the overall cost and complexity of the project.

3. Limited communication options: While the SR-26 supports various communication protocols, it may not be compatible with all third-party systems and applications.

4. Dependent on external power source: The SR-26 requires an external power source to operate. This means that it may not be suitable for applications where power is intermittent or unreliable.

The Victron SR-26 is a high-performance battery monitoring system that offers real-time monitoring, compatibility with various battery types, and a user-friendly interface. Its durability, expandability, and compatibility with external communication modules make it a versatile solution for various applications. However, its cost and complex installation process may be a barrier for some users. Ultimately, the decision to purchase the SR-26 depends on your specific monitoring needs, budget, and installation capabilities.

If you have a large or complex energy storage system, or if you require real-time monitoring and data analysis, the Victron SR-26 may be a worthwhile investment. Its compatibility with various battery types and communication protocols, as well as its expandability, make it a versatile solution for various applications. However, if you have a smaller system or a limited budget, there may be more affordable monitoring solutions available that meet your needs. It's recommended to consult with a professional installer or energy storage specialist to determine the best monitoring solution for your specific application.

Details:

In good working condition. Some light scratches. Small amount of corrosion inside the battery compartment. Victron SR-26 super thin vintage calculator - working well, fairly rare model.

Will gladly combine shipping. Lots and lots to choose from. Only what is pictured included, nothing more.

specifications vintcalc:

• brand: Victron
• mpn: Sr-26
• part type: Calculator
• country of origin: Japan
• vintage: Yes

shipping vintcalc:

• transit: 3-10 days
• class: standard
• carrier: usps
• service: usps ground advantage
• type: fixed

payments vintcalc:

• credit card: diners-club
• wallet: google-pay
• other

returns vintcalc:

• policy: returns accepted
• paid by: seller
• time: 30 days
• method: money back

offer vintcalc:

• availability: in stock
• started: january 12, 2026
• price: $22.50
• item condition: Used
• in stock #: 1
• sold #: 8
• options: ship-to-home
• best offers: true

seller vintcalc:

• # reviews: 5754
• rating: 99.9%
• city: gilroy, california

general vintcalc:

• category: Electronics > Vintage Calculators