Keystone Electronics

<p>The Keystone Electronics 973 is a female RCA phono jack designed for through hole right angle mounting on a printed circuit board. It accepts a standard 3.20mm ID / 9.00mm OD RCA plug and features a mono signal line with a single internal switch. The connector is unshielded and includes a board lock feature for secure retention during wave soldering.</p><p>&nbsp;</p><p>The housing is molded from PBT (Polybutylene Terephthalate) in a yellow color for easy circuit identification. The main contact is made of nickel-plated brass, the spring contact is silver-plated phosphor bronze, and the shunt terminal is silver-plated brass. The ground terminal is nickel-plated brass. The connector mates with a 3.12mm diameter pin and mounts in a 7.6mm panel hole.</p><p>&nbsp;</p><p>This connector is suitable for audio and signal applications where a reliable, low-profile RCA connection is required. The right angle orientation allows for low-profile PCB mounting, and the board lock feature provides mechanical stability during assembly.</p>

<p>The Keystone Electronics 112 is a surface mount battery contact spring (leaf) designed for coin cell battery applications. This component accepts multiple coin cell sizes and provides a reliable electrical contact for one cell.</p><p>&nbsp;</p><p>The contact is made from phosphor bronze with a tin-nickel or matte tin plate finish, offering good conductivity and corrosion resistance. The insulator is constructed from high-temperature Nylon 46 rated UL 94V-0, providing electrical isolation and preventing short circuits.</p><p>&nbsp;</p><p>This SMD (SMT) tab style part mounts directly to a PCB surface, with a height above board of only 0.041 inches (1.05mm), making it suitable for low-profile designs. The contact spring (leaf) style allows for secure battery retention and easy replacement through battery release ports.</p>

<p>This bracket is a computer bracket designed for the SCSI-1 interface with 50 pins. It utilizes a D-Sub connector cutout and is intended for PCI bracket mounting, making it suitable for integrating SCSI ports into computer systems. The bracket is part of Keystone Electronics' SCSI bracket series. It is RoHS3 compliant, REACH unaffected, and has an MSL classification of 1 (unlimited). The standard package quantity is 1 piece. The cross-reference part number is 36-9200-6-ND. Note that compliance data is unverified and derived from the existing database.</p>

<p>The Keystone Electronics 922 is a USB 2.0 Type A stacked receptacle connector designed for through hole, right angle mounting. It features 8 contacts arranged in a single port configuration, with a current rating of 1A and a voltage rating of 30VAC. The connector is unshielded and includes a board lock feature for secure attachment to the PCB. Contact resistance is 15 mΩ maximum, and insulation resistance is 1000 mΩ minimum. The dielectric withstanding voltage is 750V AC for 1 minute. The shell and contact materials are phosphor bronze, with gold flash over nickel contact plating and tin over nickel solder tail plating. The insulator is made of thermoplastic rated UL 94V-0. The operating temperature range is -55°C to 85°C, and the connector is rated for 1500 mating cycles.</p>

<p>The Keystone Electronics 108 is a battery holder designed for a single 1/2AA cylindrical cell. This open style holder features PC pin terminals for through-hole PCB mounting. The base is constructed from high temp Nylon 46 with a UL 94V-0 flammability rating, and the contacts are stainless steel with a tin-nickel plate finish for excellent solderability and durability. The holder has an operating temperature range of -50°C to 145°C, making it suitable for demanding environments. It stands 0.600 inches above the board. Typical applications include computer memory backup, telecommunications, security systems, and industrial controls. The standard packaging quantity is 50 pieces per tray. The product is RoHS3 compliant.</p>

<p>The Keystone Electronics 7795 is a heavy-duty metric PC screw terminal designed for reliable, high-current connections on a printed circuit board. Featuring M4 brass screws with a nickel plate and brass contacts finished in matte tin, this terminal supports a current rating of 15 Amps.</p><p>&nbsp;</p><p>The component uses a snap-fit, through-hole mounting style with four positions and a screw terminal, power tap termination style. Its compact, durable design includes serrated top surfaces to secure connections and six snap-in legs for total stability. The M4 screws are not included with this model (7795), allowing you to source the exact fastener length for your application.</p><p>&nbsp;</p><p>Ideal for power distribution and signal interconnect in industrial controls, power supplies, and other PCB-based systems where a robust, repairable screw connection is needed.</p>

<p>The Keystone Electronics 7325 is a #4 stud ring terminal lug designed for solder connections. This lug features a long stem, straight configuration with a smooth edge style. The contact is made of brass with a tin finish, providing good conductivity and corrosion resistance. The body has a material thickness of 0.018" (0.46mm) and a flat mounting type.</p><p>&nbsp;</p><p>Key dimensions include an overall length of 17.45mm (0.687") and a hole diameter of 1.98mm (0.078") to accommodate #4 hardware. The stud size is #4. The part is claimed RoHS3 compliant, REACH unaffected, and has an MSL of 1 (unlimited).</p><p>&nbsp;</p><p>This terminal lug is suitable for use in a variety of electronic and electrical assemblies where a reliable soldered ring connection is required. The long stem facilitates soldering and provides mechanical stability.</p>

<p>The 1353-1 is a PC Pin (pin terminal) manufactured by Keystone Electronics. It features a single end terminal style with a pin diameter of 0.040" (1.02mm). The contact is made of brass with a tin finish, providing good solderability and conductivity. The mounting type is through hole, with a solder termination. The pin is non-insulated and has a length of 0.300" (7.62mm). The flange diameter is 0.070" (1.77mm), and the recommended mounting hole diameter is 0.043" (1.09mm) for a board thickness of 0.032" (0.81mm). This PC pin is suitable for use in PCB interconnections, test points, and prototyping applications where a reliable solder connection is required.</p>

<p>The Keystone Electronics 1479 is a PC pin receptacle (socket connector) designed to accept pins with a diameter of 0.032" to 0.046" (0.81mm to 1.17mm). The contact features a 4-finger closed entry design made from beryllium copper, with a gold contact finish of 10.0µin (0.25µm) thickness. The through-hole solder mount termination provides reliable mechanical and electrical connection.</p><p>&nbsp;</p><p>Measuring 5.23mm (0.206") in length, the receptacle has a socket depth of 0.180" (4.57mm), a flange diameter of 2.31mm (0.091"), and requires a mounting hole diameter of 0.076" (1.93mm). The no-tail design makes it suitable for applications where minimal protrusion beneath the board is required. The beryllium copper contact material ensures good conductivity and spring retention.</p>

<p>The Keystone Electronics 6094 is a female banana jack designed for panel mount applications. It features a solder lug termination and accepts standard .120 (3.0mm) banana plugs. The jack is rated for 10A continuous current.</p><p>&nbsp;</p><p>Constructed with a brass, nickel-plated body and tinned copper terminal, the 6094 offers reliable electrical performance. The mating end is insulated for safety, and the black color aids in circuit identification.</p><p>&nbsp;</p><p>The panel mount design allows for secure installation in panels up to 9.6mm thickness. The 10-32 thread and 7.9mm hex size facilitate easy mounting with standard hardware. This banana jack is suitable for use in test equipment, power supplies, and educational labs.</p>

<p>The Keystone Electronics 6096 is a non-insulated miniature banana jack designed for panel mount applications. It accepts a 0.120 in (3.0 mm) diameter plug and uses a solder lug terminal for secure wiring connections.</p><p>&nbsp;</p><p>The jack is rated for 10A current for a miniature plug diameter of 0.120 in. The body is made of nylon, and the contact is brass with tin plate. This unassembled jack is supplied with a mounting nut and solder lug, making it suitable for test equipment, breadboards, and general purpose interconnect applications.</p>

<p>This is a male quick connect tab terminal from Keystone Electronics, part number 1285. It is designed for solder termination and through hole mounting, making it suitable for PCB applications. The tab width is 0.187 inches (4.75mm) with a tab thickness of 0.020 inches (0.51mm) and tab length of 0.250 inches (6.35mm).</p><p>&nbsp;</p><p>The contact is made of brass with a tin plating, providing good conductivity and corrosion resistance. The overall length is 12.70mm (0.500 inches). The mounting hole diameter is 0.046 inches (1.17mm). This terminal is non-insulated.</p><p>&nbsp;</p><p>This component is RoHS3 compliant. It is commonly used in power supply connections, automotive electronics, and other applications requiring a reliable quick disconnect interface. The through hole design ensures secure mechanical attachment to the PCB.</p>

<p>The Keystone 1487B is a closed top, grip style insulated shorting jack designed for reliable interconnection in electronic assemblies. It features a 2-position (1x2) configuration with a 5.08mm (0.200") pitch, making it suitable for standard header spacing.</p><p>&nbsp;</p><p>The housing is molded from black glass-filled polypropylene (PP), providing good insulation and mechanical strength. The contacts are made of beryllium copper with a gold finish, ensuring low contact resistance and excellent corrosion resistance. The component is designed for through hole press-fit mounting with a recommended mounting hole diameter of 1.09mm (0.043").</p><p>&nbsp;</p><p>Overall dimensions are 9.5mm (0.375") in length and 5.1mm (0.200") in width. This part is commonly used as a shunt or jumper to configure circuit paths on PCBs.</p>

<p>The Keystone Electronics 3550 is a horizontal-entry blade fuse clip designed for through hole mounting on PCBs. It accepts standard ATC and ATO blade fuses with a fuse size of 0.75" L x 0.2" W (19.1mm x 5.1mm). The clip is rated for 30A at 500V AC, making it suitable for a variety of circuit protection applications.</p><p>&nbsp;</p><p>The fuse holder features nickel-plated brass contacts for reliable electrical performance and corrosion resistance. The insulator is made of nylon with a UL 94V-0 flammability rating, ensuring safety in high-temperature environments. The operating temperature range is -50°C to +145°C.</p><p>&nbsp;</p><p>Designed for low-height clearance applications, the 3550 allows the fuse to be inserted parallel to the board. The polarized legs ensure proper orientation during assembly, and the holder fully insulates the clips to prevent shorting. The through hole design maintains position during wave soldering and prevents solder wicking.</p>

<p>The Keystone Electronics 2139 is a single-cell AA battery holder designed for reliable power retention in demanding environments. Constructed with a rugged steel base and nickel-plated brass contacts, it ensures low contact resistance and corrosion resistance.</p><p>&nbsp;</p><p>This holder features a chassis mount design with solder lug termination, making it suitable for permanent installations where secure battery retention is critical. The open holder style allows easy battery insertion and replacement.</p><p>&nbsp;</p><p>Ideal for use with NiCd, Alkaline, NiMH, Carbon, Zinc, and Lithium cells, the 2139 is commonly employed in commercial and military applications where shock or vibration is a concern. Retainer clips can be added for additional battery locking.</p>

<p>The Keystone Electronics 1519-3 is a single end hollow turret terminal designed for through hole mounting with a staking flare termination. It features a brass contact with a tin finish, providing reliable solderability and corrosion resistance. The terminal has a length of 4.75mm (0.187"), a flange diameter of 4.75mm (0.187"), and a body diameter of 3.56mm (0.140"). It is non-insulated and accommodates a board thickness of 2.36mm (0.093") with a mounting hole diameter of 2.87mm (0.113"). The staking side outer diameter is 2.79mm (0.110"). This turret terminal is suitable for applications requiring a secure, solderable connection point on a PCB or chassis.</p>

<p>The Keystone Electronics 4004 is a solder lug ring terminal designed for flat mounting. It features a standard terminal type with a smooth edge style. The contact is made of brass with a tin finish, ensuring reliable conductivity and corrosion resistance.</p><p>&nbsp;</p><p>This terminal has a length of 13.08mm (0.515 inches) and a hole diameter of 2.36mm (0.093 inches). It is intended for solder termination, making it suitable for permanent connections in a variety of electronic assemblies.</p><p>&nbsp;</p><p>Typical applications include power distribution, grounding, and general interconnection in industrial and consumer electronics. The flat mounting style allows for secure attachment to panels or PCBs.</p>

<p>The Keystone Electronics 1289 is a standard male quick connect tab terminal designed for reliable solder connections in a variety of electronic assemblies. It features a 0.250" (6.35mm) tab width and 0.032" (0.81mm) thickness, making it compatible with common 0.250" female quick disconnect receptacles. The tab length is 0.540" (13.72mm), and the overall length of the terminal is 0.781" (19.84mm).</p><p>&nbsp;</p><p>Constructed from brass with a tin-plated finish, the 1289 offers good conductivity and corrosion resistance. It is a non-insulated terminal, intended for applications where insulation is not required or where additional insulation can be applied separately. The through hole mounting style with solder termination provides a secure mechanical and electrical connection to the PCB.</p><p>&nbsp;</p><p>This terminal is suitable for power distribution, PCB interconnect, and general wiring applications where a quick disconnect interface is needed. The tin finish ensures compatibility with lead-free soldering processes.</p>

<p>The Keystone Electronics 3622TR is a surface mount fuse clip designed for 5mm diameter cartridge fuses. It is rated for 15 amps and features tin-plated brass contacts for reliable electrical performance. The clip is oriented vertically and accommodates a single circuit.</p><p>&nbsp;</p><p>This fuse clip is suitable for applications requiring a compact, surface-mountable fuseholder solution. The tin finish on the brass contact material provides good solderability and corrosion resistance. The vertical orientation allows for efficient use of PCB space.</p><p>&nbsp;</p><p>Designed for use with standard 5mm diameter cartridge fuses, the 3622TR is a straightforward component for overcurrent protection in electronic assemblies. The clip's construction ensures secure retention of the fuse while maintaining electrical continuity.</p>

<p>The Keystone Electronics 55TR is a surface mount battery contact clip designed for a single cylindrical cell. It features a contact clip style with SMD (SMT) tab termination, suitable for PCB mounting.</p><p>&nbsp;</p><p>Constructed from 0.010 inch spring steel with a tin-nickel plating, this contact provides reliable spring tension to accommodate variations in battery length. The "flow-hole" SMT solder tail design increases joint strength.</p><p>&nbsp;</p><p>The component is supplied on tape and reel with 250 pieces per reel, 32mm wide tape with 20mm pitch on a 13 inch reel. It is RoHS compliant and has an MSL of 1 (unlimited).</p>

<p>The Keystone 1043P is a battery holder designed for one 18650 cylindrical lithium-ion cell. It uses a through-hole mounting style with PC pin termination, making it suitable for PCB integration. The holder is constructed from high-temperature nylon 46 with a UL 94V-0 flammability rating, ensuring safety and durability. Contacts are made of stainless steel with a gold flash plating for reliable electrical connection. The holder is polarized to prevent incorrect battery insertion and can accommodate cells with or without built-in protection circuits. Operating temperature range is -50°C to 145°C. The part is RoHS3 compliant and packaged in a tray with 25 pieces per tray.</p>

<p>The Keystone Electronics 1520-3 is a single turret terminal designed for through hole mounting with a staking flare termination. The terminal is constructed from brass per ASTM-B16 and features a bright electro-tin finish per MIL-T-10727 Type 1, providing excellent solderability and extended shelf life. The overall length is 4.75mm (0.187") with a terminal diameter of 1.91mm (0.075") and a flange diameter of 3.18mm (0.125"). The mounting hole diameter is 0.082" (2.08mm) and the staking side outer diameter is 0.078" (1.98mm). This terminal is designed for a board thickness of 0.093" (2.36mm). It is non-insulated and suitable for use in a variety of interconnection applications where a reliable solder connection is required.</p>

<p>The Keystone Electronics 1358-2 is a single-end PC pin connector designed for through-hole mounting with a swage termination. It features a 0.040" (1.02mm) contact diameter and a gold-plated finish over a brass contact material, ensuring reliable conductivity and corrosion resistance.</p><p>&nbsp;</p><p>This pin has a flange diameter of 1.77mm (0.070") and is intended for use with a mounting hole diameter of 1.09mm (0.043") and a board thickness of 1.57mm (0.062"). The contact finish thickness is 10.0µin (0.25µm).</p><p>&nbsp;</p><p>The 1358-2 is non-insulated and suitable for applications requiring a compact, durable interconnect. It is listed as RoHS3 compliant and REACH unaffected, with an MSL rating of 1 (unlimited).</p>

<p>The Keystone Electronics 1286 is a non-insulated male quick connect tab terminal, part of the company's Quick-Fit terminal line. It features a 0.205" (5.21mm) wide tab, 0.250" (6.35mm) tab length, and 0.020" (0.51mm) tab thickness, making it suitable for standard quick-connect applications. The contact is made of tin-plated brass for good conductivity and corrosion resistance.</p><p>&nbsp;</p><p>This terminal is designed for through-hole mounting with a 0.046" (1.2mm) mounting hole diameter, and termination is via solder. The overall length of the terminal is 12.70mm (0.500"). It is recognized under UL File E201546, meeting the dimensional and performance requirements of NEMA and UL310.</p><p>&nbsp;</p><p>The 1286 is suitable for use in a variety of wire-to-board and board-to-board connections where a reliable, low-resistance connection is required. Its non-insulated construction allows for compact spacing in high-density applications.</p>

<p>The Keystone Electronics 932 is a USB-A (USB TYPE-A) plug connector designed for USB 2.0 applications. It features 4 contacts with a single port and uses a through hole, right angle mounting style for horizontal PCB placement. The connector is unshielded and includes a board lock feature for secure attachment.</p><p>&nbsp;</p><p>Electrical ratings include a current rating of 1 A and a voltage rating of 30 VAC. Contact resistance is 15 mΩ maximum, insulation resistance is 1000 MΩ minimum, and dielectric withstanding voltage is 750 VAC for 1 minute. The operating temperature range is -20°C to 85°C, and the connector is rated for 1500 mating cycles.</p><p>&nbsp;</p><p>The termination style is solder, making it suitable for standard PCB assembly processes. This connector is RoHS3 compliant and REACH unaffected, with an MSL of 1 (unlimited).</p>

<p>The Keystone Electronics 3534 is a non-insulated female quick connect receptacle designed for 0.110" (2.79mm) male tabs. It features a through hole mounting style with solder termination, making it suitable for permanent connections in various electronic assemblies. The receptacle accepts tabs with a width of 0.110" (2.79mm) and thickness of 0.020" (0.51mm). The tab length is 0.196" (4.98mm). The overall component length is 11.18mm (0.440"). The contact is made of brass with a tin finish, providing good conductivity and corrosion resistance. The part is non-insulated, offering a compact footprint. This quick disconnect terminal is ideal for applications requiring reliable, repeatable connections in power distribution, control systems, and automotive electronics. The through hole mounting ensures secure attachment to PCBs, while the solder termination provides a permanent electrical connection.</p>

<p>This scored turret terminal board from Keystone Electronics is designed to reduce production costs by eliminating tooling and setup charges associated with custom boards. It features 25 positions arranged in a single row with a 0.218" (5.54mm) pitch.</p><p>&nbsp;</p><p>Constructed from XP Phenolic material (MIL-1-24768/20 Type XP natural), the board offers reliable performance up to 121°C. The terminals are made of brass with tin plating, ensuring good solderability and corrosion resistance. Each terminal is staked and tinned for easy soldering.</p><p>&nbsp;</p><p>The board measures 198.4mm x 7.9mm x 1.57mm (7.812" x 0.312" x 0.062") and is scored into 5 sections, allowing for easy separation. It is designed for through-hole mounting with single-end double turret terminals.</p><p>&nbsp;</p><p>This turret board is ideal for prototype development, point-to-point wiring, and production applications where a standardized board can be used. It is RoHS compliant and REACH unaffected.</p>