ST730567-3 187 P-LOCK Series Terminal | 4.8mm Automotive Power Contact

gd-admin — Fri, 17 Apr 2026 02:40:17 +0000

Buy ST730567-3 187 P-LOCK Series terminal. Features a 4.8mm positive lock mechanism for vibration-proof connections. Rated 300V, pre-tin brass. Perfect for automotive and industrial power wiring.

Data Overview

Attribute Category	Technical Specification
Brand	Automotive Grade (Compatible with Global Standards)
Model / PN	ST730567-3
Series Name	187 P-LOCK SERIES
Tab Size	4.8 mm [.187 in]
Material	Brass (High Conductive Alloy)
Surface Plating	Pre-Tin (Anti-Oxidation)
Overall Dimensions	19.2 * 5.6 * 2.2 mm
Voltage Rating	300V AC/DC Max
Mating Force	Low Insertion Force (LIF)
Unmating Force	High Retention (Locked until released)
Temperature Range	-40°C to +105°C
Standard Packaging	Reel / Industrial Bulk

Product Details

Engineering Specs & Material	Mechanical Performance & Reliability	Strategic Business Benefits
Integrated P-LOCK Mechanism	Provides a definitive mechanical latch that clicks into place, requiring a release tab to disconnect.	Zero Accidental Disconnects: Prevents terminal backing out due to severe vehicle vibration or harness pulling, ensuring system uptime.
Pre-Tin Plated Brass Body	Combines the excellent conductivity of brass with a corrosion-resistant tin coating.	Superior Conductivity: Maintains low contact resistance and stable current flow over time, preventing localized overheating and fire hazards.
Precision 187 Series Geometry	Optimized for 4.8mm mating tabs with a standard 0.5mm or 0.8mm thickness compatibility.	Simplified Sourcing: Compatible with a wide range of standard male tabs and housings, reducing inventory complexity for harness manufacturers.
300V High Voltage Capability	Engineered for robust electrical insulation and creepage distance compliance for power circuits.	Versatile Application: Suitable for both 12V/24V automotive systems and higher voltage industrial control panels, increasing design flexibility.

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Automobile, electromechanical, industrial, communication, etc.

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● Original genuine guarantee
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● After-sales problems
Ensure that the imported original products are genuine. If there is a quality problem, it will be solved within one month of receiving the goods.

Q1: How does the “Positive Lock” in ST730567-3 differ from standard terminals?

A: Standard terminals rely solely on friction to stay connected. The ST730567-3 P-LOCK features a mechanical dimple or latch that locks into the hole of the mating male tab. This ensures the connection remains secure even under high-frequency vibration, and can only be removed by depressing the release lever.

Q2: What is the benefit of the Pre-Tin plating on this brass terminal?

A: Brass provides excellent electrical conductivity, but it can oxidize over time. The Pre-Tin plating on the ST730567-3 acts as a protective barrier, preventing oxidation and ensuring easy crimping and stable electrical performance throughout the terminal’s lifespan.

Q3: Can ST730567-3 be used in high-temperature engine compartments?

A: Yes, the brass and tin-plated construction is rated for temperatures up to 105°C, which covers most standard automotive and appliance environments. For extreme high-heat areas exceeding this, please consult our team for specialized alloy alternatives.

The post ST730567-3 187 P-LOCK Series Terminal | 4.8mm Automotive Power Contact first appeared on suqinszconnectors.com.