leadframes & sensor inserts
Precision stamped conductive frames and inserts for sensors, electronic modules, and molded assemblies.
part samples
Stamped conductive components used to transmit signals, locate contacts, support molded assemblies, and maintain electrical continuity.
Insert-Molded Contacts
Precision contacts designed for insert molding or overmolding where position, alignment, retention, and long-term stability matter.
Sensor Contacts
Precision stamped contacts used to transmit power, ground, or signal between sensing elements, connectors, housings, and control electronics.
Leadframe-Style Terminals
Stamped terminals used to position, support, and electrically connect components inside sensor, connector, and electronic assemblies.
Battery Contacts
Precision spring and conductive contacts used in battery-powered sensor modules, portable devices, medical electronics, and compact electronic assemblies.
Grounding Tabs
Stamped grounding features used to establish electrical continuity, grounding paths, shielding support, and EMI control inside electronic products.
Terminal Arrays
Multi-contact stamped structures used in compact electronic assemblies, molded connector interfaces, and high-density connection points.
Sensor Leadframes
Precision leadframe components used to support sensor position, signal transfer, molded retention, and electrical connection in automotive, industrial, medical, and consumer sensing devices.
Contact Carriers
Stamped carrier structures used to hold, locate, and protect contacts during plating, molding, handling, assembly, or automated processing.
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common applications
Leadframes and sensor inserts are used where electrical performance, contact position, sensor accuracy, and repeatable manufacturing affect product reliability.
Smart Meter Sensor Module
Stamped leadframes and sensor inserts can be used inside smart meter sensor modules to support current sensing, voltage sensing, grounding, and signal transfer between sensing elements, connector interfaces, and control electronics.
Engine Sensor Connector
Stamped leadframes and sensor inserts are used in engine sensor connectors to carry power, ground, and signal between the sensor element, molded connector body, and vehicle wiring interface.
Rugged Sensor Interconnect
Stamped leadframes and sensor inserts can be used in rugged aerospace or defense sensor interconnects where stable contact geometry, retention, grounding, and signal integrity matter under vibration and harsh operating conditions.
DIN-Rail Relay or Sensor Interface Module
Stamped leadframes and sensor inserts are used in industrial interface modules to route signals between field wiring, sensor inputs, relay circuits, and control electronics.
Portable Patient Monitoring Device
Stamped leadframes and sensor inserts can support signal transfer, battery connection, board-level contact, and sensor positioning inside portable patient monitoring equipment.
Overmolded Sensor Connector Assembly
Stamped leadframes and sensor inserts are commonly used in overmolded sensor connector assemblies to hold terminals in position while plastic is molded around them.
when
GROMAX
is a good fit
Tight Feature Control Is Required
Leadframes and sensor inserts may include small holes, narrow webs, contact tips, fine spacing, terminal arrays, and delicate formed features that need consistent stamped geometry.
Contact Position Must Stay Consistent
Sensor performance may depend on repeatable contact spacing, terminal height, exposed contact location, or alignment inside the final assembly.
Insert Location Is Critical
Parts used in molded housings or sensor packages may need accurate placement before, during, and after molding so the finished assembly functions correctly.
Carrier Strip Design Is Needed
Carrier strips may support plating, reel-to-reel handling, automated assembly, mold loading, inspection, orientation control, and packaging.
Plating Affects Electrical Performance
Tin, nickel, silver, gold, and RoHS-compliant finishes can affect conductivity, solderability, corrosion resistance, wear, and final fit.
Progressive Die Production Is Needed
Production-volume programs often benefit from progressive tooling when dimensional repeatability, throughput, and long-term process stability matter.
Whether you’re developing a new sensor insert, sourcing an existing leadframe, reviewing contact-position issues, or qualifying a second source, we’re happy to take a look.
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Export Control
& Confidentiality Notice
To comply with ITAR, DFARS, and applicable U.S. export control regulations, Gromax does not display actual customer parts, drawings, specifications, or technical data in public-facing materials.
Images shown are illustrative only and are used to represent Gromax’s design and manufacturing capabilities. They do not contain proprietary, controlled, or export-restricted information.