Standar crimp and then seal heat shrink butt connectors. 50/100/200/500/1000PCS Heat Shrink Butt Wire Crimp Connector. Allows visual inspection, prevents corrosion, and provided a waterproof seal. Minimum shrink temperature:80°C.
eBay
100pcs E1512 Insulated Ferrules Terminal Block Cord End Wire Connector Electrical Crimp Terminator Wire For 1.5mm2, 16 AWG
Aliexpress UK
Super Soft Highly Flexible Silicone Cable Wire 4 - 22 AWG; ultra flexible cold and heat resistant silicone cable. The tinned copper conductor makes this cable very easily soldered to connectors and connections.
eBay
Battery Inverter Connection Cable Set with Terminals 8/6/4/2 AWG 10/16/25/35mm2 UPS Wire Stranded Red Copper Core Tin-plated Lug
Aliexpress UK
Wire Gauge:16AWG,18AWG, 20AWG, 22AWG, 24AWG, 26AWG, 28AWG, 30AWG. Tinned copper core, full foot core. Adopt anti-oxidation tinned copper core, low resistance, good conductivity and durable. Insulation material: PVC.
eBay
DB9 RS232 Connector D-SUB 9 Pin Male Female Plug RS485 Breakout Terminals 21-24 AWG Wire Solderless Connectors
Aliexpress UK
The cross section of the wire is copper coloured instead of white. Conductor Body: multi-stranded tinned copper wire.
eBay
40PCS Lever Wire Connectors 1 in 1 out Quick Connect Electrical Splicing Kit for Compact Inline Terminals - 28-12 AWG
Aliexpress UK
Supplied as a single 50m length (no connectors). 25m 22 AWG Roll of JR servo wire. 3 way flat servo wire. Cable & Wire. Heat Shrink 2.4, 3.2, 4.8, 6.3mm Red & Black 2:1 shrink Total Length 8m. Coin & Button Cells.
eBay
Lever Wiring Connector Fast Compact Splicing Electrical Connector Butt Terminal 1 to 1 Inline Wire Connector Connect 28-12 AWG
Aliexpress UK
For longer lengths, simply increase the quantity for a one-piece length. Screened/Unscreened Screened. Sheath Colour Grey. Outer Sheath Material PVC. Number of Cores 3. Shield Type Foil. Cross Sectional Area 0.22 mm².
eBay
UL1571 PVC Electronic Wire 32 30 28 26 AWG Flexible Cable Insulated Tin-plated Copper Environmental LED Line DIY Cord
Aliexpress UK
🥇【Material】Tinned copper stranded wire with PVC insulation, Which provides high flexibility, resistance to water, oil, solvents, and other chemicals. Conductor: 0.08mm Tinned copper. 1 x 22AWG Tinned Coated Copper Wire(Black).
eBay
50PCS Heat Shrink Butt Wire Connectors Waterproof Insulated Automobile Wire Cable Crimp Terminals 26-10 AWG 0.3-6.0mm2
Aliexpress UK
12cm long wire (black and red) 22AWG. - JST male housing using female internal pins. - Futaba female housing using male internal pins.
eBay
Lever Wire Nut Connector, DIY Wire Connectors(24-12 AWG), Push-in Electrical Connections Terminals,Cable Termination,0.2-4.0mm²
Aliexpress UK