Relay Sockets

Image Part Number Description / PDF Quantity Rfq
95.23.0SNA

95.23.0SNA

Finder Relays, Inc.

PCB SCKT FOR 43.41 W/095.43

0

94.74SMA

94.74SMA

Finder Relays, Inc.

RLY SOCKET FOR 55.34 W/094.71

0

95.13.20

95.13.20

Finder Relays, Inc.

PCB SCKT 40 SERIES

0

94.13SMA

94.13SMA

Finder Relays, Inc.

PCB SCKT FOR 55.33 W/094.51

0

93.60.7.024

93.60.7.024

Finder Relays, Inc.

MASTER BASIC SOCKET

0

92.33SMA

92.33SMA

Finder Relays, Inc.

RLY SOCKET 62.32/33 W/092.54

0

90.03SMA

90.03SMA

Finder Relays, Inc.

RLY SOCKET FOR 60.13 W/090.33

0

95.75SMA

95.75SMA

Finder Relays, Inc.

RLY SOCKET 40/44 SERIES W/095.71

0

93.63.0.024

93.63.0.024

Finder Relays, Inc.

RLY SOCKET FOR 34 SERIES

0

93.01.3.125

93.01.3.125

Finder Relays, Inc.

RLY SOCKET FOR 34 SERIES

0

95.13.20SMA

95.13.20SMA

Finder Relays, Inc.

PCB SCKT 40 SERIES W/095.51

0

90.03.0

90.03.0

Finder Relays, Inc.

RLY SOCKET FOR 60.13

0

95.95.30

95.95.30

Finder Relays, Inc.

RLY SOCKET 40 SERIES

0

97.11

97.11

Finder Relays, Inc.

PCB SOCKET FOR 46.61

0

90.12

90.12

Finder Relays, Inc.

RLY SOCKET FOR 60.12

0

95.95.3

95.95.3

Finder Relays, Inc.

RLY SOCKET 40/44 SERIES

0

94.02SPA

94.02SPA

Finder Relays, Inc.

RLY SOCKET FOR 55.32 W/094.91.3

0

95.95.30SPA

95.95.30SPA

Finder Relays, Inc.

RLY SOCKET 40/44 W/094.91.3

0

95.75

95.75

Finder Relays, Inc.

RLY SOCKET 40/44 SERIES

0

92.13

92.13

Finder Relays, Inc.

PCB SKT FOR 62.32/33

0

Relay Sockets

1. Overview

Relay sockets are modular electrical components designed to interface with relays, enabling secure mechanical mounting and reliable electrical connectivity. They act as intermediaries between relays and control circuits, facilitating easy installation, replacement, and maintenance. In modern automation systems, relay sockets play a critical role in ensuring signal integrity, load management, and system scalability across industrial, automotive, and consumer electronics applications.

2. Major Types and Functional Classification

TypeFunctional CharacteristicsApplication Examples
PCB Mount SocketsCompact design for printed circuit board integrationIndustrial control panels, IoT devices
Panel Mount SocketsFront-accessible installation for field maintenanceMachinery control cabinets, test equipment
Socket with Terminal BlocksDIN-rail compatible, screw/clamp terminationsBuilding automation systems, power distribution
High-Frequency SocketsShielded design for signal integrity above 1GHzTelecom infrastructure, RF testing equipment

3. Structure and Components

Typical relay socket construction includes: - Insulating housing (UL94 V-0 rated thermoplastic) - Beryllium copper contact springs with gold plating - Wire termination options (screw, spring cage, or solder) - Mechanical keying features to prevent misinsertion - Optional integrated LED indicators or suppression circuits The design ensures vibration resistance and maintains contact pressure over 500+ mating cycles.

4. Key Technical Specifications

ParameterValue RangeImportance
Voltage Rating12V-600V AC/DCDetermines circuit compatibility and safety margins
Current Capacity0.1A-30ADefines maximum load handling capability
Contact Resistance5-50m Impacts power efficiency and thermal performance
Dielectric Strength1kV-5kVEnsures electrical isolation safety
Mechanical Life10,000-100,000 cyclesDictates maintenance intervals and reliability

5. Application Fields

Primary industries include: - Industrial automation (PLC systems, motor controls) - Automotive testing (ECU validation rigs) - Building management (HVAC control networks) - Renewable energy (solar inverter interfaces) - Test & measurement equipment (ATE systems)

6. Leading Manufacturers and Products

ManufacturerKey Product SeriesFeatures
OmronMY-Sockets3-level contact protection, 80A rating
Siemens3RT10 socketsModular design with integrated diagnostics
Phoenix ContactUK relay socketsPush-in wiring, 600V insulation
TE ConnectivityRelay Carrier SocketsHigh-frequency optimization to 3GHz

7. Selection Guidelines

Key considerations: - Match socket configuration to relay pinout (e.g., 8-pin, 11-pin) - Verify current/voltage ratings exceed system requirements - Environmental factors: operating temperature (-40 C to +125 C), vibration resistance - Compliance with industry standards (UL, CSA, IEC 61810) - Termination method compatibility with wiring infrastructure

8. Industry Trends

Emerging developments include: - Miniaturization for space-constrained applications - Integrated smart diagnostics with IoT connectivity - Halogen-free materials compliance with RoHS 3.0 - Increased reliability for automotive EV charging systems - Hybrid sockets supporting both PCB and panel mounting

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