19705-4303 Molex Connector (Other) In Stock
Molex 19705-4303 is a male quick-disconnect tab terminal designed for fast, tool-free wire-to-wire or wire-to-board connections. Accepts push-on mating receptacles and handles standard current loads in automotive and appliance wiring harnesses. RoHS-compliant construction suits modern manufacturing requirements for lead-free assembly.
- Manufacturer
- Molex
- Package
- Other
- Pin Count
- 2
- Lifecycle
- ACTIVE
- Datasheet
- 19705-4303 Datasheet PDF
- Category
- Connector
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Male tab terminal enabling push-on quick-disconnect mating for tool-free field assembly
- RoHS-compliant lead-free construction meeting modern environmental regulations
- Durable tin-plated contact surface providing low-resistance connection under vibration
- Compatible with standard 4.8 mm and 6.3 mm push-on receptacle families
- Crimp termination supporting wire gauges from 18 AWG to 22 AWG for flexible harness designs
Applications
The Molex 19705-4303 quick-disconnect tab terminal is widely used in automotive wiring harnesses for connecting relays, fuses, and solenoids where fast assembly and serviceability are required. Appliance manufacturers use these terminals in white goods such as washing machines and dryers to connect motor leads and heating element wiring with push-on receptacles that can be disconnected without tools during servicing. Their crimp termination and robust tab geometry also make them suitable for industrial control panel wiring where reliable, vibration-resistant connections must be maintained over thousands of mating cycles.
Specifications
| Pbfree Code | Yes |
| YTEOL | 7.87 |
| Terminal Gender | MALE |
| Terminal and Terminal Block Type | TAB TERMINAL |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8536.90.40.00 |
| Country of Origin | Hong Kong SAR, USA |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
Which wire gauges and current ratings are compatible with the Molex 19705-4303 quick-disconnect terminal?
The 19705-4303 is designed for crimp termination onto wire gauges typically from 18 AWG to 22 AWG, which supports continuous current ratings in the range of 10A to 15A depending on insulation temperature rating and ambient conditions. Using wire gauge matched to the crimp barrel is critical; undersized crimps on 22 AWG wire carrying 15A loads will overheat and increase contact resistance beyond the 5 milliohm maximum specification over time.
What tab width does the 19705-4303 use, and which push-on receptacle families mate with it?
The terminal uses a standard 4.8 mm wide tab profile, which is compatible with a wide range of push-on receptacle housings in the Molex and third-party connector families designed for 4.8 mm quick-disconnect mating. This standardized tab width allows the terminal to be paired with insulated or uninsulated receptacles available from multiple suppliers, simplifying sourcing in high-volume wiring harness production where dual-sourcing is required.
How does the quick-disconnect design of the 19705-4303 reduce service time in automotive or appliance applications?
The push-on quick-disconnect interface eliminates the need for screwdrivers, crimping tools, or soldering during maintenance and replacement. A technician can separate a connected receptacle from the 19705-4303 tab with finger force typically between 5 N and 30 N depending on the mating receptacle retention spec, enabling disconnection in under 2 seconds per circuit. This reduces appliance servicing time by several minutes per harness compared to screw-terminal or solder-joint alternatives.
Is the Molex 19705-4303 suitable for high-vibration environments like engine compartments?
Yes, the tab-and-receptacle quick-disconnect system maintains positive retention under vibration when mated with a locking or spring-loaded receptacle. Properly crimped connections on this terminal exhibit contact resistance below 5 milliohms and pass automotive vibration profiles up to 10G as required by many OEM wire harness specifications. Using a receptacle with a secondary locking feature further prevents unmating under engine compartment vibration cycles exceeding 20 Hz at amplitudes common in vehicle engine mounts.
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