LAMPS support Need help before you order? Product choice, alternatives and trade purchasing. Branch support Local teams for collection, advice and support. Technical help Ask about alternatives, accessories and project requirements. Trade ready VAT invoices and trade account support available. Warranty Warranty details follow the manufacturer terms for this product. Ask LAMPS Description Specifications Data Sheets Delivery Secure Your Solar Installations with Esdec Self-Drilling Screws The Esdec Self-Drilling Screw 6.3 x 42mm (SW10/T30 Drive) is an indispensable component for professional solar PV installers seeking efficiency and reliability. Specifically designed for fastening Esdec mounting rails and components to trapezoidal roof sheeting, this screw ensures a rapid yet highly secure connection. Its innovative self-drilling tip streamlines the installation process, significantly reducing the time and effort typically associated with roof preparation. As a critical element within the Esdec ecosystem, this screw contributes to the structural integrity and long-term performance of solar PV arrays, making it an ideal choice for projects demanding both speed and durability. Key Features for Enhanced Installation Self-Drilling Design: Eliminates the need for pre-drilling, allowing for faster and more efficient installation directly into metal trapezoidal roofs. Optimal Dimensions: The 6.3 x 42mm size is precisely engineered to provide a strong, secure hold without compromising the integrity of the roof sheet. Dual Drive Compatibility: Featuring both SW10 (hex) and T30 (Torx) drive options, offering installers versatility and convenience with common tooling. Corrosion-Resistant Material: Manufactured from high-grade, durable steel with an advanced coating, ensuring excellent resistance to weathering and corrosion for prolonged lifespan. Esdec System Integration: Designed for seamless compatibility within the comprehensive Esdec ClickFit Evo mounting system, ensuring a cohesive and robust installation. Technical Specifications & Performance The Esdec Self-Drilling Screw is engineered to meet the stringent demands of solar PV installations. With precise dimensions of 6.3mm diameter and 42mm length, it provides a substantial engagement into the roof substrate. The dual SW10/T30 drive ensures positive torque transfer during installation, reducing cam-out and preserving the screw head. While specific load ratings are dependent on the full system design and roof material, this screw is designed to contribute to systems capable of withstanding significant wind uplift and snow loads in accordance with relevant building codes. Installers should always adhere to Esdec's official installation guidelines for specific torque settings to achieve optimal pull-out and shear resistance, ensuring the overall stability of the solar array. This fastener is developed to support MCS-compliant solar installations, providing a dependable anchor point for your Solar Mounting Systems for Roofs. Installer Benefits Time-Saving Efficiency: The self-drilling capability dramatically cuts down installation time, boosting productivity and reducing labour costs for every project. Reliable & Durable Fixings: Engineered for long-term performance, these screws provide a robust and secure attachment, ensuring the stability and safety of the solar array for decades. Reduced Tooling Hassle: With dual drive options, installers have greater flexibility, potentially reducing the need for multiple tools on site. Systematic Integration: As a genuine Esdec component, it guarantees perfect fit and function within the Esdec ClickFit Evo range, simplifying procurement and ensuring system integrity. Peace of Mind: Trust in a component designed for quality and performance, contributing to a secure and compliant solar installation. Consider pairing with other essential components like the Esdec ClickFit Evo MLPE Clip for a complete solution. Frequently Asked Questions What roof types is this screw suitable for? The Esdec Self-Drilling Screw 6.3 x 42mm is specifically designed for secure fastening into trapezoidal metal roof sheeting, commonly found on commercial and industrial buildings. Why choose a self-drilling screw for solar installations? Self-drilling screws combine the drilling and fastening steps into one, eliminating the need for pre-drilling. This significantly speeds up installation, reduces effort, and minimises the risk of errors, making projects more efficient. What tools are required to install this screw? Thanks to its dual drive compatibility, you will need either an SW10 (10mm hex) socket bit or a T30 (Torx) drive bit for installation. Always use an appropriate power tool with torque control. How does this screw contribute to MCS compliance? While the screw itself is a component, it is designed for use within Esdec mounting systems that, when installed correctly, contribute to an overall MCS-compliant solar PV system. Using approved components is crucial for system certification. Is this screw compatible with all Esdec mounting systems? This screw is primarily designed for optimal performance and integration with Esdec ClickFit Evo systems for trapezoidal roofs, ensuring seamless compatibility and structural integrity. Order Your Esdec Self-Drilling Screws Today For reliable, efficient, and robust solar installations, choose the Esdec Self-Drilling Screw 6.3 x 42mm (SW10/T30 Drive) from Evergy UK. As a dedicated B2B electrical wholesaler, we understand the needs of professional installers. Take advantage of our competitive bulk pricing and streamline your procurement process. Set up a trade account today for fast, dependable delivery across the UK. Products specifications Attribute name Attribute value Material Aluminium, Powder Coated Compatibility Myenergi EDDI System ClickFit EVO Warranty 10 years No data sheets or downloads available for this product. Delivery options Standard parcel delivery — tracked courier, typically 1–2 working days to UK mainland. Ideal for chargers, accessories and smaller solar components. Pallet delivery — for bulkier items such as multi‑panel solar kits or commercial chargers. Typically 2–3 working days, kerbside as standard; 24/48‑hour services on request. Collection — collect from our Oxfordshire distribution hub by appointment. Please contact us before travelling so we can confirm stock is ready. Lead times We dispatch Monday to Friday (excluding bank holidays). Stocked items ordered before our warehouse cut‑off are dispatched same day where services allow. Back‑order items are clearly flagged with estimated lead times. Exact services and pricing are confirmed at checkout. Delivery area UK mainland addresses only. We are unable to ship to Northern Ireland, Republic of Ireland, Isle of Wight, Isle of Man or the Channel Islands. Please report any damages or shortages within 48 hours of delivery. Read full delivery & returns details Trade customer? Open online pricing is available, but if you need account support, branch collection, project quantities or renewables supply help, start a trade conversation with LAMPS. Register trade interest Full trade account application Common installation accessories Solar Inverters Solar Batteries Related products Esdec ClickFit Evo Universal Clamp Black 30-50mm - Secure Panel Mounting £2.18 ex VAT £2.62 inc VAT Add to Cart Esdec ClickFit Evo Mounting Rail 3488mm £17.53 ex VAT £21.04 inc VAT Add to Cart Esdec Esdec ClickFit Evo MLPE Clip – Light Weight £0.79 ex VAT £0.95 inc VAT Add to Cart Esdec ClickFit Evo Universal Module Clamp £1.75 ex VAT £2.10 inc VAT Add to Cart Esdec ClickFit Evo Black Rail End Cap - Sleek Finish £0.83 ex VAT £1.00 inc VAT Add to Cart Esdec ClickFit Evo Heavy Weight MLPE Clip £1.57 ex VAT £1.88 inc VAT Add to Cart Esdec ClickFit Evo Rail Coupler - Fast, Secure Rail Extension £2.10 ex VAT £2.52 inc VAT Add to Cart Esdec ClickFit Evo Grey Rail End Cap - Tool-Free Finish £0.83 ex VAT £1.00 inc VAT Add to Cart Esdec ClickFit Evo Torx 30 Drill Bit £1.32 ex VAT £1.58 inc VAT Add to Cart Esdec ClickFit Evo Auxiliary Set for Tiled Roofs – Hook Adapter Kit £0.53 ex VAT £0.64 inc VAT Add to Cart Esdec ClickFit Evo Mounting Rail 2338mm £12.43 ex VAT £14.92 inc VAT Add to Cart Esdec ClickFit Evo Hanger Bolt M10x200mm - Secure Roof Mount £4.85 ex VAT £5.82 inc VAT Add to Cart Trusted by LAMPS customers 5.0 out of 5 66+ customer reviews "I ordered the Ohme Home Pro 5m Smart EV Charger from LAMPS as they offered the best price online. From the initial order to the product arriving within a few days it was effortless." "I recently ordered a SolarEdge Home Wave SE3680 inverter and compatible wifi antenna to replace a faulty older inverter. Good price, quick delivery and excellent customer service." Read latest customer reviews Leave a Google review
Esdec ClickFit Evo Universal Clamp Black 30-50mm - Secure Panel Mounting £2.18 ex VAT £2.62 inc VAT Add to Cart
Esdec ClickFit Evo Auxiliary Set for Tiled Roofs – Hook Adapter Kit £0.53 ex VAT £0.64 inc VAT Add to Cart
"I ordered the Ohme Home Pro 5m Smart EV Charger from LAMPS as they offered the best price online. From the initial order to the product arriving within a few days it was effortless."
"I recently ordered a SolarEdge Home Wave SE3680 inverter and compatible wifi antenna to replace a faulty older inverter. Good price, quick delivery and excellent customer service."