Extech RF20 Automatic Temperature Compensation Salinity Refractometer
Experience quick and accurate readings with less than 30 second RH response time.
Extech RF20 Automatic Temperature Compensation Salinity Refractometer
Artículo nº.: 106246188

Extech RF20 Automatic Temperature Compensation Salinity Refractometer

Artículo nº.: 106246188

€ 115

Detalles del precio

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from EE. UU.

En stock
EE. UU. Importado de la tienda USA
Haz tu pedido ahora y recíbelo el Sábado, Agosto 08
Nuestros mejores socios logísticos
  • fedex
  • dhl
Experience quick and accurate readings with less than 30 second RH response time.
Garantía U-Care:
Ninguna
Selecciona un plan
buy now pay later

Compra ahora, paga después

fast shipping

Envío
rápido

free return

Devolución
gratuita*

Embalaje seguro

Embalaje seguro

Productos 100% originales

Productos 100% originales

pci-dss

Cumple con PCI DSS

iso certified

Certificado ISO 27001


paypal payment
visa payment
mastercard payment
sofort payment
klarna payment
Note: Step Down Voltage Transformer required for using electronics products of EE. UU. store (110-120). Recommended power converters Comprar ahora.

Lo que más destaca

Automatic Temperature Compensation
Ensures accurate salinity measurements by automatically adjusting readings based on temperature changes, eliminating user guesswork and enhancing reliability in diverse environmental conditions.
Diseño amigable para el usuario
Designed for ease of use, this refractometer features a clear scale and simple operation, making it perfect for both novice and professional users in aquaculture and laboratory settings.
Aplicaciones versátiles
Ideal for various industries, including aquaculture, horticulture, and environmental monitoring, the RF20 addresses multiple user needs while delivering precise salinity measurements across different solutions.

Detalles del producto

Shop Extech RF20 Automatic Temperature Compensation Salinity Refractometer online at a best price in España. B00023RYQS
Características adicionalesAlta precisión
Tipo de pantallaDigital
Fuente de energíaBatería
Upper Temperature Range30 grados Celsius
Tiempo de respuesta500 Milliseconds
ReutilizabilidadReutilizable
Uso en interiores y exterioresInterior, Exterior
Compatibilidad con el hogar inteligenteno compatible con hogar inteligente
Resolución0.001
Material exteriorPlástico
Instrucciones de cuidado del productoLimpiar fácilmente
ColorBlue/Black
Nombre del estiloSalt (ATC)
Longitud del artículo7.6 Inches (19.3 cm)
Nombre de la marcaExtech
Descripción del rango de edadAdult
Componentes incluidosCase, calibration screwdriver, calibration solution, guide
Nombre del modeloRF20
ModeloRF20
UPC793950222201 767654314678
Número de Identificación del Comercio Global00793950222201
FabricanteExtech
Número de parteRF20
Especificación CumplidaISO 9001
MarcaExtech
Característica EspecialAlta precisión
Rango de Edad (Descripción)Adult
Peso del artículo1 lbs (450 gramos)

¿Quién debería comprarlo?

Suitable For
  • Aquarium Keepers

    Ideal for aquarists monitoring salinity levels to maintain optimal conditions for marine life in their tanks.

  • Marine Biologists

    Facilitates precise salinity measurements, aiding researchers analyzing water quality and aquatic ecosystem health.

  • Hydroponic Farmers

    Useful for growers managing nutrient solutions' salinity, ensuring healthy plant growth in hydroponic systems.

Not Suitable For
  • Usuarios ocasionales

    Not suitable for users needing occasional readings, as it requires regular calibration and specific usage knowledge.

DESCRIPCIÓN DEL PRODUCTO

Extech RF20 Automatic Temperature Compensation Salinity Refractometer

¿Tienes alguna consulta? Chatea con nosotros

Preguntas y respuestas de los clientes

  • Pregunta: What is the Extech RF20 Automatic Temperature Compensation Salinity Refractometer used for?

    Respuesta: The Extech RF20 is designed to measure the salinity of liquids, particularly useful for aquarists and marine biologists. This refractometer employs automatic temperature compensation, ensuring that readings remain accurate regardless of temperature variations. Whether you're monitoring seawater salinity in an aquarium or checking brine solutions for food processing, this device provides dependable results. Its compact design and robust construction make it an ideal tool for both professionals and hobbyists.
  • Pregunta: How does the automatic temperature compensation feature work?

    Respuesta: Automatic temperature compensation (ATC) in the Extech RF20 adjusts the salinity readings based on the liquid's temperature. This is crucial because salinity can vary with temperature, and accurate readings depend on maintaining consistent conditions. When using the device, the ATC function helps ensure that the refractometer provides precise salinity results, making it essential for applications in aquaculture and environmental monitoring where temperature fluctuations are common.
  • Pregunta: Is the Extech RF20 easy to read and calibrate?

    Respuesta: Yes, the Extech RF20 features a clear optical readout, allowing for straightforward interpretation of results. Calibrating the unit is simple and can be performed using distilled water to ensure accuracy. Users just need to adjust the scale according to the distilled water reading. This ease of use is particularly beneficial for newcomers to marine science or aquaponics, who may need a reliable tool without a steep learning curve.
  • Pregunta: What is the measurement range of the Extech RF20?

    Respuesta: The Extech RF20 measures salinity within a range of 0 to 100 ppt (parts per thousand). This extensive range makes it suitable for various applications, from saltwater aquariums, where salinity is typically around 35 ppt, to brining processes in food applications. Such versatility allows users to apply the device across multiple settings, making it an indispensable tool for both hobbyists and professionals alike.
  • Pregunta: What type of liquid can be tested with the Extech RF20?

    Respuesta: The Extech RF20 is specifically designed for testing saltwater solutions, such as marine environments, aquariums, and brine solutions. It's not advisable to use it for testing non-saline liquids as the refractometer operates on principles specific to saline solutions. For aquarists monitoring their salt levels or for chefs creating brined foods, this tool provides a reliable way to ensure optimal salinity levels for health and flavor.
  • Pregunta: How do I clean and maintain the Extech RF20?

    Respuesta: To clean the Extech RF20, users should rinse the prism with distilled water after each use to remove any residue from the liquid being tested. It’s essential to avoid using abrasive materials that could scratch the prism. Regular maintenance is key to ensuring accuracy; checking calibration often will help maintain consistent performance, especially in environments with varying salinity levels, such as aquariums.
  • Pregunta: Can the Extech RF20 be used for freshwater applications?

    Respuesta: While primarily designed for saline measurements, the Extech RF20 can be used indirectly for freshwater scenarios by observing changes in salinity. However, it is not optimal for freshwater testing as it lacks specificity for non-saline solutions. Users requiring accurate freshwater measurements might need alternative tools specifically designed for freshwater calibration. Nevertheless, understanding salinity variations can still complement freshwater management practices.
  • Pregunta: What features make the Extech RF20 stand out from other refractometers?

    Respuesta: The Extech RF20 stands out due to its automatic temperature compensation, ensuring accurate salinity readings across varied temperatures. Its built-in scale is highly readable, and its durable design is tailored for both fieldwork and laboratory use. The versatility and reliability of the Extech RF20 make it ideal for aquarists, environmentalists, and food technical experts, providing accurate results while being user-friendly.
  • Pregunta: What is the best way to utilize the Extech RF20 in an aquarium setting?

    Respuesta: In an aquarium setting, the Extech RF20 should be used regularly to monitor salinity levels, especially for saltwater systems. Regular checks are crucial for maintaining a healthy environment for marine life. Users can take readings at different times of day to understand how salinity may fluctuate due to evaporation or other factors. This proactive monitoring helps ensure that aquatic organisms remain in optimal conditions, promoting health and vitality.
  • Pregunta: Where can I buy Extech RF20 Automatic Temperature Compensation Salinity Refractometer in Spain?

    Respuesta: You can purchase the Extech RF20 Automatic Temperature Compensation Salinity Refractometer on Ubuy. Ubuy offers a wide range of quality products and is recognized for providing a seamless online shopping experience tailored to customers in Spain.

Extech Refractometers Editorial Review

** Extech RF20 Automatic Temperature Compensation Salinity Refractometer** The Extech RF20 Automatic Temperature Compensation Salinity Refractometer has received a mixed reception among users, particularly those utilizing it for aquaculture. While some customers have praised its accuracy and ease of use, others have expressed dissatisfaction regarding its perceived quality and value compared to its price point. Many users transitioning from traditional hydrometers have found the Extech RF20 to be a highly effective solution for measuring salinity levels in their aquariums. The ability to accurately assess salinity has not only improved their understanding of their tank's environment but also contributed to better fish health. Customers have highlighted the refractometer's easy calibration process, requiring just a small amount of distilled water and minimal time, which simplifies the functionality for users. However, not all feedback has been positive. Some customers reported feeling misled by the appearance of quality associated with the instrument and were disappointed to discover that it may not be as premium as they believed, even calling it a “knock-off.” This has led to feelings of frustration, particularly in relation to the product's overall branding and manufacturer disclosures which were found lacking in the accompanying documentation. Despite these concerns, many pet owners affirm the product's effectiveness, stating that investing in the Extech RF20 is worthwhile for accurate salinity measurement, ultimately emphasizing its value over cheaper alternatives like traditional plastic hydrometers. Overall, the reception of the Extech RF20 Salinity Refractometer reflects a divide; while it offers substantial practical benefits for serious aquarium enthusiasts, potential buyers should approach with a clear understanding of its quality and craftsmanship in relation to its cost. **

Reseñas y valoraciones de clientes

5.0
1 valoraciones de los clientes
  • 5 estrella
    100%
  • 4 estrella
    0%
  • 3 estrella
    0%
  • 2 estrella
    0%
  • 1 estrella
    0%

Escribir una reseña de este producto

Comparte tu opinión con otros clientes

Ventajas

  • Highly accurate salinity measurements
  • Easy calibration process
  • Operación fácil de usar
  • Includes useful accessories (distilled water, calibration screwdriver, microfiber cloth)
  • Makes a substantial improvement over traditional hydrometers

Desventajas

  • Perceived as overpriced by some users

CONFIANZA EN LA PLATAFORMA Y SEGURIDAD DEL COMPRADOR

trustpilot logo
4.3/5 9,000 + reviews
Leer reseñas
MT
Mohd
Verified buyer

“The product received very good packaging & safe…Thank You”

16 June 2026 · via Trustpilot
SJ
Shawati
Verified buyer

“Accurate delivery timing given”

16 June 2026 · via Trustpilot
YB
Youcef
Verified buyer

“Not madly expensive like I thought, and much quicker than promised.”

15 June 2026 · via Trustpilot
LM
Leila
Verified buyer

“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”

6/7/2026 · via Trustpilot
KA
Kwame
Verified buyer

“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”

12 June 2026 · via Trustpilot
Pago seguro Entrega mundial Devoluciones fáciles Productos genuinos

Historial de precios del producto

Información importante

  • Limitaciones: para los productos enviados internacionalmente, hay que tener en cuenta que cualquier garantía del fabricante puede no ser válida; las opciones de servicio del fabricante pueden no estar disponibles; los manuales del producto, las instrucciones y las advertencias de seguridad pueden no estar en el idioma del país de destino; los productos (y los materiales que los acompañan) pueden no estar diseñados de acuerdo con las normas, especificaciones y requisitos de etiquetado del país de destino; y los productos pueden no ajustarse al voltaje y otras normas eléctricas del país de destino (lo que requiere el uso de un adaptador o convertidor, si procede). El destinatario es responsable de asegurarse de que el producto puede ser importado legalmente al país de destino. Al realizar un pedido a Ubuy o a sus filiales, el destinatario es el importador registrado y debe cumplir con todas las leyes y reglamentos del país de destino.
  • No todos los productos que aparecen en Ubuy están a la venta, ya que Ubuy es un motor de búsqueda global. Los productos están sujetos a las normas de exportación/comercio.