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Slide-In Negative Battery Contact (A/AA/CR2) | Keystone 5202 Alternative

Form-Fit Drop-In Alternative for Keystone 5202 Slide-In Contacts

We engineered this slide-in negative battery contact to serve as a 1:1 mechanical replacement for legacy standard components. Featuring a conical compression spring, it is explicitly designed for molded case enclosures accommodating A, AA, or CR2 cylindrical cells.

  • Cell Compatibility: A, AA, CR2, 17mm, 19mm Cylindrical Cells
  • Mounting Architecture: Slide-In (Molded Compartment Slot)
  • Dimensional Envelope: 10.80±0.25mm Width x 11.30±0.25mm Height
  • Spring Kinematics: 8.79±0.80mm Resting Height (Ø0.50mm Music Wire)
  • Base Metallurgy: T=0.50mm Steel with Nickel Electroplating

Engineering Bulletin: Slide-In Compartment Integration

Securing continuous power delivery in molded battery enclosures requires precise kinematic tension to absorb axial cell length variations. The Jiatel JT-BC-AA-KS5202 functions as a high-reliability, 1:1 mechanical drop-in alternative for the industry-standard Keystone 5202 contact. Engineered with a conical compression coil, this component is structurally designed for the negative terminal of A, AA, and CR2 cylindrical cells. Its pure slide-in architecture eliminates the need for secondary adhesives, accelerating manual assembly within custom plastic chassis slots.

Verified Electro-Mechanical Parameters

Target Cross-Reference Keystone 5202 Equivalent
Mounting Architecture Slide-In (Groove Mount) / No Solder Tab
Bracket Bounding Box 10.80±0.25mm (W) x 11.30±0.25mm (H)
Spring Dynamics Ø0.50mm Music Wire | 8.79±0.80mm Height
Base Metallurgy T=0.50mm Steel
Surface Treatment Full Nickel Electroplating

Target Deployments

  • Industrial Telematics: Ruggedized testing meters requiring high-fatigue springs.
  • Medical Diagnostics: Portable patient monitoring tools (CR2/AA).
  • Consumer Electronics: High-drain battery enclosures and tactical flashlights.
  • Smart Peripherals: IoT sensors utilizing standard cylindrical cells.

Metallurgical Rigidity & Kinematic Memory

Low-cost generic battery clips frequently experience spring collapse (stress relaxation) after repeated battery insertions. To enforce rigid metallurgical boundaries, the Jiatel conical coil is precision-wound from high-tensile Ø0.50mm Music Wire, retaining supreme elastic deflection memory across decades of field cycles. The main bracket is stamped from rigid T=0.50mm steel to prevent plate warping under axial compression. The entire assembly is sealed with a high-density nickel plating, maximizing oxidation defense against acidic electrolyte fluid leaks and preventing galvanic corrosion.

NPI Compartment Layout & SLA Directive

Automated assembly lines and molded plastic enclosures demand absolute mechanical precision to prevent battery misalignment. Our engineering directive strictly prohibits the deployment of unverified 3D digital mockups for compartment clearance checks. We execute structural seating audits and footprint validation exclusively through official [Technical Datasheets] and dimensionally controlled [2D Footprint Specs].

To confirm that our slide-in negative contact matches your plastic compartment injection mold slots (10.80mm width requirement), deploy our Senior NPI Engineering Team. Submit your spatial constraints directly to our technical desk: NPI Engineering Queue. We guarantee the dispatch of matched, production-ready PDF drawings within 12 working hours.

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