smseace SM-3-02 Heat Shrink Bullet Connector Kit, 110 Pieces, 22-10 AWG

This 110-piece heat-shrink bullet connector assortment groups male and female terminals by wire gauge, making it practical to keep several common sizes on hand for wiring repairs and projects.

Copper contacts provide the conductive connection, while polyolefin insulation shrinks around the wire when heated. The sealed design is intended to help protect connections from moisture.

Choose this kit when you need multiple bullet-terminal sizes for different jobs. For a project using just one wire gauge, a single-size assortment may be a more targeted fit, this kit offers a selection from 22-10 AWG.

Technical overview

• Connector type: Bullet terminals, male and female
• Quantity: 110 pieces
• Wire ranges: 22-16 AWG, 16-14 AWG, and 12-10 AWG
• Included sizes: 30 male and 30 female for 22-16 AWG, 20 male and 20 female for 16-14 AWG, 5 male and 5 female for 12-10 AWG
• Contact material: Copper
• Insulation material: Polyolefin
• Maximum voltage: 110 volts DC

Compatibility & requirements

Match the connector range to the wire gauge you are joining: the assortment covers 22-16 AWG, 16-14 AWG, and 12-10 AWG. The matching male and female terminals are designed to connect as a pair and can be unplugged and reconnected when a component needs replacement. This makes them useful for automotive, marine, stereo, and other electrical wiring projects where a bullet-style connection suits the setup.

After crimping the terminal onto the wire, apply heat so the sleeve shrinks around the connection. A heat gun or lighter can be used for this step. Work carefully with the heat source and allow the connector to cool before handling the finished joint. The shrinking sleeve is designed to seal around the wire, providing insulation and moisture resistance without relying on electrical tape.

Getting the most from it

Sort the connectors by gauge before starting a repair, then select a male and female terminal from the matching size group. Keeping the three wire ranges organized makes it easier to choose the right pair when working across different circuits or replacing a faulty component. The assortment is suited to jobs such as connecting automotive wiring or making a marine electrical repair where a separable bullet connection is useful.

Buyer feedback is positive about how the connectors function and how the heat-shrink sleeves perform, while comments on build quality are mixed. Some buyers also raise concerns about crimping and durability. A clean, secure crimp and careful heat application are important steps when preparing these connections.

What to clarify

Which wire gauges are covered? The kit covers 22-16 AWG, 16-14 AWG, and 12-10 AWG, with both male and female terminals in each range.

How many connectors are included in each size range? It includes 30 male and 30 female connectors for 22-16 AWG, 20 of each for 16-14 AWG, and 5 of each for 12-10 AWG, for 110 pieces total.

What can I use to shrink the sleeves? The sleeves can be heated with a heat gun or a lighter. Apply heat carefully to shrink the insulation around the wire connection.

Buying verdict

For automotive, marine, stereo, and general wiring work that calls for bullet terminals, the smseace SM-3-02 combines three wire-gauge ranges with matching male and female connectors in one kit. Its heat-shrink sleeves add insulation around each prepared connection, making the assortment a practical choice for repairs and projects that need more than one terminal size.