--- title: Single in-line Leadframes, Single In Line Pin (SIP) | Batten & Allen description: Efficiency and versatility of Single In-Line Leadframes for resistor networks, hybrid circuits, and PCB terminations. Contact us for more information. --- # Single In-Line Leadframes A robust foundation for modern electronic circuitry, optimising both the manufacturing process and operational efficiency Also known as Single In Line Pin (SIP). Typical applications include resistor networks, hybrid circuits and PCB terminations. SIL leadframes are available with pitches of 1.27mm to 2.54mm as detailed in the catalogue. Customised versions and special designs are also possible. ## Single In Line Pin These Single In-Line Lead Frames significantly contribute to reduced costs and improved electrical performance across a wide range of electronic applications. ### Features - Through hole mount - Mounting in-board or out-board - Standard Pitch Sizes - Edge or central mounting - Break-off tie bars - Multiple orientation options available - Multiple plating options - Multiple material options ### Benefits - Low cost effective solution for through hole board to board interconnect - High reliability - Provides framework for board stacks - Maximises available board space - Easy rework capability - Low set-up costs --- ### Wrapped Back Clip   ![Wrapped Back Clip](https://www.batten-allen.com/hs-fs/hubfs/Images/Wrapped%20Back%20Clip.png?width=800&height=213&name=Wrapped%20Back%20Clip.png)   [ Download Spec & Parts List ](https://www.batten-allen.com/hubfs/Downloads/SIL-Wrapped-Back-Clip.pdf) ### Standard Clip   ![Standard Clip](https://www.batten-allen.com/hs-fs/hubfs/Images/Standard%20Clip.png?width=880&height=239&name=Standard%20Clip.png)   [ Download Component key ](https://www.batten-allen.com/hubfs/Downloads/new-cataloge-SIL.pdf) ### Offset Clip   ![Offset Clip](https://www.batten-allen.com/hs-fs/hubfs/Images/Offset%20Clip.png?width=800&height=214&name=Offset%20Clip.png)   [ Download Spec & Parts List ](https://www.batten-allen.com/hubfs/Downloads/SIL-Offset-Clip.pdf) ### Centre Clip   ![Centre Clip](https://www.batten-allen.com/hs-fs/hubfs/Images/Centre%20Clip.png?width=895&height=239&name=Centre%20Clip.png)   [ Download Component key ](https://www.batten-allen.com/hubfs/Downloads/SIL-Centre-Clip.pdf) ### Component Ordering Key [ Download Component key ](https://www.batten-allen.com/hubfs/Downloads/Component-Specifications.pdf) ## News and insights Everything about the market, Batten & Allen and the services we offer to give you the competitive edge. ###### 2 min read #### [New Partnership to Meet Growing Demand for Lead Frames in North America](https://www.batten-allen.com/news/new-partnership-lead-frames-north-america) Batten & Allen: Feb 19, 2026 UK’s Batten & Allen forges new alliance with USA’s Neu Dynamics – see them at APEC, March 22-26, 2026 at the Henry B.... ###### 2 min read #### [New ‘Tube Map’ Online Resource For Stamped/Plated Components](https://www.batten-allen.com/news/new-online-resource-for-stamping-plating) Batten & Allen: Aug 29, 2025 Batten & Allen makes parts specification quicker and easier World-class stamping and plating specialist Batten & Allen... #### [Infographic: Batten & Allen's Turnkey Process From Concept to Delivery](https://www.batten-allen.com/news/infographic-batten-allens-turnkey-process-from-concept-to-delivery) Batten & Allen: Jan 13, 2025 To discuss your turnkey solutions with our expert team please get in touch. ### Dive Into Our Single In-Line Leadframes! Experience the efficiency of our Single In-Line Leadframes, ideal for resistor networks, hybrid circuits, and PCB terminations. Available in various pitches and tailored designs to meet your specifications. [Contact Us](https://www.batten-allen.com/product-enquiry) ![bsilogos](https://www.batten-allen.com/hs-fs/hubfs/bsilogos.png?width=759&height=253&name=bsilogos.png) ![logo4-e1574677024879](https://www.batten-allen.com/hs-fs/hubfs/logo4-e1574677024879.png?width=100&height=83&name=logo4-e1574677024879.png) ![logo5-e1574677048431](https://www.batten-allen.com/hs-fs/hubfs/logo5-e1574677048431.png?width=100&height=83&name=logo5-e1574677048431.png) ![logo3-e1574677018761](https://www.batten-allen.com/hs-fs/hubfs/logo3-e1574677018761.png?width=100&height=83&name=logo3-e1574677018761.png) ![logo2-e1574677012745](https://www.batten-allen.com/hs-fs/hubfs/logo2-e1574677012745.png?width=100&height=83&name=logo2-e1574677012745.png) ![ITSA](https://www.batten-allen.com/hs-fs/hubfs/ITSA.png?width=300&height=127&name=ITSA.png) ![logo-temp](https://dl.dropboxusercontent.com/s/gxscpz603y2nfcs/logo-temp.png)