50/100Pcs Electric Wire Connectors Set 4.8/6.3mm With lock Female and male Crimp Terminal Connector Brass Silver Car Speaker
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SKU: 14:350686#6.3mm(Lock)50PCS
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Female Spade Crimp Terminals — With Lock Tab, Brass, Silver Finish (4.8 mm / 6.3 mm) + Optional Insulated Sleeves
High-conductivity brass female spade terminals with a positive locking lance for secure retention on standard male tabs (4.8 mm / 0.187″ and 6.3 mm / 0.250″). Silver-tone finish, CE-declared, and available as terminals-only (50 pcs) or with matching transparent insulated sleeves (100 pcs kit). Ideal for automotive, appliances, harnesses, and general electrical DIY.
- With Lock: spring lance helps resist pull-off when properly crimped
- Brass contacts for low resistance and reliable conductivity
- Sizes: 4.8 mm (0.187″) & 6.3 mm (0.250″) female spade interfaces
- Optional sleeves: clear insulators for touch protection and splash resistance
- Durable, easy to install; compatible with most open-barrel/insulated crimp tools
Technical Specifications
| Type | Female spade crimp terminal (with lock lance) |
|---|---|
| Interface Sizes | 4.8 mm (0.187″) · 6.3 mm (0.250″) |
| Material | Brass contact, silver-tone finish |
| Insulation (100-pc kit) | Transparent protective sleeves (push-on) |
| Color | Silver (terminals), clear (sleeves) |
| Certification | CE (supplier declaration) |
| Chemicals of Concern | None declared |
| Origin | Mainland China |
| Model | With Lock |
| Brand | Conversions Tech |
Pack Options
- 50-Piece: 50 × Female Spade Terminals (terminals only)
- 100-Piece: 50 × Female Spade Terminals + 50 × Transparent Insulated Sleeves
Notes: Verify tab size (4.8 mm or 6.3 mm) and choose the matching female terminal. Wire gauge support depends on the terminal barrel size—use a proper crimp tool and perform a pull test. Minor measurement/color variations may occur.
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FAQs
What tab sizes do these fit?
What does “with lock” mean?
Do the 50-pc packs include sleeves?
Are the sleeves waterproof?
What wire gauges do these support?
Which crimp tool should I use?
Can I solder after crimping?
Are these suitable for automotive use?
Will these fit standard appliance spades?
Do they fit tinned male tabs?
How do I install the sleeves?
What if the terminal feels loose on the tab?
Can I use them for high-current circuits?
Are they nickel- or tin-plated?
Do these meet CE?
Can I crimp without sleeves?
Are these compatible with quick-disconnect housings?
How should I store them?
What’s included in each pack?
Bulk/wholesale available?
4 Reasons Pros Buy Direct from Conversions Tech
Headquartered in business-friendly Wyoming, we design, test, and ship every product from inside the United States—delivering genuine “Made-for-America” quality without the big-box markup.
Our in-house team owns every CAD file, mold, and QA station behind our weatherproof boxes, conduit bodies, and power inverters. Vertical control means tighter tolerances, UL-listed safety, and up to 30 % lower cost than private-label imports.
Thousands of SKUs sit ready to go. Orders placed by 2 p.m. ship the same day, keeping contractors, OEMs, and distributors on schedule.
Need a torque spec or an OEM quote at dawn? You’ll speak directly with the Conversions Tech engineering desk—not a script reader—for instant answers, custom kitting, and private-label options.
Bottom line: For rugged, code-compliant electrical solutions shipped fast from a trusted U.S. source, choose Conversions Tech and build it right the first time.
