
Paste | gel for contacts | terminals | oxidation reduction | for aluminium | copper conductors | 225ml | Ensto SR1
Code: 405402Ensto SR1 – a professional, acid-free contact paste / joint gel designed to protect aluminum and other metal electrical connections. SR1 forms a thin protective layer that prevents oxidation, reduces the risk of corrosion, and helps maintain a high-quality, low-resistance contact even in humid or outdoor conditions. Due to its compatibility with plastic, metal, and concrete, as well as its safety for drinking water systems, SR1 is suitable for both household and industrial installations.
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Technical Specifications
Manufacturer / Brand: Ensto
Model / Code: SR1
Product type: contact paste / connection gel
Purpose: prevention of oxidation and corrosion on aluminum surfaces and electrical connections
Volume (quantity): 225 ml
Net weight (product): ~225 g
Operating temperature: –30…+110 °C
Form: gel
Chemical properties: acid-free
Material compatibility: can be used on plastic, metal, concrete; suitable for wet surfaces
System application: for cables and pipes
Suitable for drinking water systems: YesFunctions
Oxidation prevention for aluminum – neutralizes surface oxidation, facilitates reliable contact formation.
Corrosion protection – creates a hydrophobic (water-repellent) layer protecting the connection from environmental effects.
Contact quality stabilization – helps maintain low transition resistance, especially under long-term loads.
Application on wet surfaces – the gel can be applied even in moist conditions, displacing water from the contact area.
Wide material compatibility – suitable for connections with plastic, metal, and concrete elements; safe in potable water systems.
Applications
Household userProtection of outdoor lighting, garden equipment, gate automation connections from moisture and oxidation.
Protection of wire connections (especially aluminum) in panels or junction boxes, preventing overheating due to poor contact.
Reducing corrosion risk in drinking water system electrical components (e.g., pump control connections).
Engineer
For cable connections and aluminum conductors – SR1 ensures stable electrical interaction during long-term operation.
Suitable for test benches, prototypes, or small-scale production, where contact reproducibility and environmental control are critical.
Useful in infrastructure and process equipment connections exposed to moisture and temperature fluctuations.
Electrician
For cable joints and lugs – especially aluminum conductors, compatible with Ensto series SLxx, SMxx, KGxx.
For terminals, screw connections, and equipotential bonding points in panels and junction boxes.
For outdoor and industrial installations – where condensation, rain, salty or dusty environments are common.
Pros
Acid-free formula – does not cause additional corrosion.
Works on wet surfaces, suitable for outdoor use.
Compatible with potable water – wide application in building engineering.
Wide temp. range (–30…+110 °C) – stable results all year round.
Convenient tube packaging (225 ml) – economical and clean dispensing.
ETIM classification – easy to identify and specify in projects.
Cons
Does not solve problems of poor mechanical connection or improper tightening.
Gel may attract dust; neat application and removal of excess are important.
Illustrative image may have been created using AI. The appearance of the product may differ slightly from the image shown. Please refer to the technical specification.ManufacturerThis product is marked with the CE label, which confirms that it complies with all applicable European Union directives and regulations. CE marking is not just a formality – it is an important indicator of quality and safety, ensuring that the product has been properly assessed, tested, and can be safely used throughout the EU market.
CE certification means that the product has been evaluated according to the main criteria:
Safety requirements – ensures that the product does not pose a risk to the user or the environment
Electromagnetic compatibility (EMC) – the device does not interfere with other equipment and is resistant to external disturbances
Environmental standards – complies with current ecological and material usage requirements
Operational reliability – the product is suitable for long-term use according to its intended purposeCE marking allows this product to:
be legally supplied and used in all European Union countries
ensure a high level of quality and safety
be used in residential, commercial, and industrial environmentsThe CE mark is a declaration of the manufacturer’s responsibility, confirming that the product complies with all applicable standards and has been assessed according to EU legislation.
What does this mean for you as a buyer?
Safe use in everyday activities
Reliable performance and reduced risk of failure
Compliance with EU standards and requirements
Suitability for professional solutions
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