Waterproof Heat Shrink Butt Connectors 200/100/50Pcs, AWG 16-14 Electrical Wire Splice Sleeve Crimp Terminals

One crimp, one heat – sealed & strong.

Our Heat Shrink Butt Connectors combine tinned copper core with dual-wall adhesive-lined tubing. Heat shrinks to form a waterproof, salt-proof, steam-proof seal – no more corrosion or loose splices.

Why pros choose these:

Crimp + seal in one step (heat gun required).

Translucent sleeve – inspect your connection instantly.

High pull strength & strain relief – outlasts standard terminals.

Pure copper core for max conductivity.

Get the right fit:

White (26-24 AWG) – tiny wires

Red (22-18 AWG)

Blue (16-14 AWG)

Yellow (12-10 AWG)

Choose your kit: 50 / 100 / 200 / 300 pcs mixed or single-color (Red, Blue, Yellow, White). Perfect for boats, RVs, trucks, motorcycles, trailers, outdoor lights, and industrial gear.

9 Styles available for you to choose from:

MIix 50PCS Size:
1) Red connector : Suits cable/ wire sizes 0.5-1.5mm2; 18-22 AWG (20PCS)
2) Blue connector : Suits cable/ wire sizes 1.5-2.5mm2; 16-14 AWG (20PCS)
3) Yellow connector: Suits cable/ wire sizes 4.0mm2; 12-10 AWG (10PCS)

MIix 100PCS Size:
1) Red connector : Suits cable/ wire sizes 0.5-1.5mm2; 18-22 AWG (40PCS)
2) Blue connector : Suits cable/ wire sizes 1.5-2.5mm2; 16-14 AWG (40PCS)
3) Yellow connector: Suits cable/ wire sizes 4.0mm2; 12-10 AWG (20PCS)

MIix 200PCS Size:
1) Red connector: AWG 18-22 fit Wire/Cable 0.5-1.5mm2;:(90PCS)
2) Blue Connectors: AWG 16-14 fit Wire/Cable 1.5-2.5mm2;: (90PCS)
3) Yellow Connectors: AWG 12-10 fit Wire/Cable 4.0-6.0mm2;: (20PCS)

MIix 300PCS Size:
1) Red connector: AWG 18-22 fit Wire/Cable 0.5-1.5mm2;: (120PCS)
2) Blue Connectors: AWG 16-14 fit Wire/Cable 1.5-2.5mm2;: (120PCS)
3) Yellow Connectors: AWG 12-10 fit Wire/Cable 4.0-6.0mm2;: (60PCS)

BHT Blue + Red 200pcs
1) Red connector: AWG 18-22 fit Wire/Cable 0.5-1.5mm2;: (100PCS)
2) Blue Connectors: AWG 16-14 fit Wire/Cable 1.5-2.5mm2;: (100PCS)

BHT YELLOW 100pcs
only Yellow Connectors: AWG 12-10 fit Wire/Cable 4.0-6.0mm2; （100pcs）

BHT Blue 100pcs
only Blue Connectors: AWG 16-14 fit Wire/Cable 1.5-2.5mm2; (100PCS)

BHT Red 100pcs
only Red connector: AWG 18-22 fit Wire/Cable 0.5-1.5mm2; (100PCS)

BHT White 100pcs
only White: 0.2-0.5mm2 26-24 AWG (100pcs)；