| Image | Part Number | Description / PDF | Quantity | Rfq |
|---|---|---|---|---|
 |
Alpha Wire |
SLD SLV WIRE-WIR 0.28"/0.3" 25PC |
18 |
|
 |
Alpha Wire |
SLDR SLEEVE WIRE-WIRE 0.28"/0.3" |
45 |
|
 |
Alpha Wire |
SLDR SLV WIR-WIR 0.28/0.3" 100PC |
3 |
|
 |
Alpha Wire |
SLD SLV WIRE-WIR 0.18"/0.2" 25PC |
6 |
|
 |
Alpha Wire |
SLDR SLEEVE WIRE-WIR 0.11/0.125" |
78 |
|
 |
Alpha Wire |
SLD SLV WIRE-WIR 0.11/0.125" 1PC |
3 |
|
 |
Alpha Wire |
SLDR SLV WIRE-WIRE 0.28/0.3" 1PC |
3 |
|
 |
Alpha Wire |
SLDR SLV WIRE-WIRE 0.18/0.2" 1PC |
1115 |
|
 |
Alpha Wire |
SLD SLV WIR-WIR 0.11/0.125" 25PC |
22 |
|
 |
Alpha Wire |
SLDR SLV WIRE-WIRE 0.18/0.2" |
25 |
|
 |
Alpha Wire |
SLD SLV WIR-WIR 0.11/0.125 100PC |
1124 |
|
 |
Alpha Wire |
SLD SLV WIRE-WIR 0.18"/0.2" 25PC |
9 |
|
Solder sleeves are specialized heat-shrinkable connectors integrating solder rings for wire termination. They enable simultaneous mechanical reinforcement, environmental sealing, and electrical connectivity through thermal activation. These components play critical roles in aerospace, automotive, and telecommunications sectors by ensuring reliable wire junctions under harsh conditions.
| Type | Functional Features | Application Examples |
|---|---|---|
| Standard Solder Sleeve | Single-layer polyolefin with tin-lead solder ring | General electronics assembly |
| High-Temperature Sleeve | Fluoropolymer base with silver-bearing solder | Automotive engine compartments |
| Double-Wall Sleeve | Adhesive-lined outer layer + solder core | Marine cable sealing |
| Military-Grade Sleeve | Expanded PTFE with MIL-spec solder alloy | Aerospace avionics |
Typical construction includes: - Outer layer: Cross-linked polyolefin (2:1 shrink ratio) - Intermediate adhesive layer (when specified): Thermoplastic adhesive - Inner solder ring: Pre-formed annular solder alloy (Sn96Ag4 or Sn63Pb37) - Reinforcement braid: Optional fiberglass or aramid fibers
| Parameter | Significance |
|---|---|
| Shrink Temperature | 125-200 C operating range affecting installation efficiency |
| Working Temperature | -55 C to +150 C stability for environmental reliability |
| Solder Alloy Type | Determines melting point and mechanical strength (RoHS compliance critical) |
| Material Resistance | UL94 V-0 flammability rating standard |
| Dielectric Strength | Minimum 15kV/mm for insulation safety |
Primary industries include: - Automotive: CAN bus harnesses - Aerospace: Flight control system wiring - Telecommunications: 5G base station cable assemblies - Consumer Electronics: USB Type-C connector reinforcement - Industrial Automation: Sensor/actuator connection protection
| Manufacturer | Representative Product |
|---|---|
| 3M | SCS-250 Solder Seal Sleeve |
| TE Connectivity | Heat Shrink Solder Sleeve HST |
| HellermannTyton | Powerlok Solder Connectors |
| Sumitomo Electric | EXCEP solder sleeve series |
Key selection factors: - Conductor gauge compatibility (AWG/mm matching) - Environmental exposure classification (IP rating requirements) - Tooling compatibility (heat gun vs reflow oven) - Regulatory compliance (REACH/Conflict Minerals) - Cost/performance balance (standard vs specialty alloys)
Emerging developments include: - Lead-free solder alternatives (SAC305 alloys) - Smart sleeves with embedded temperature sensors - UV-resistant materials for outdoor applications - Miniaturization for micro-coaxial cable assemblies - Automated soldering integration with robotic systems