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Thermal Indicator, Lead-Free Heat Shrink, Crimp & Solder Jars

Our Heat Shrink Butt Connector assorted kits are now available in our high performance thermal indicator lead-free butt connector options! Find assorted kits in both our thermal indicator lead-free heat shrink, crimp & solder butt connectors and thermal indicator lead-free heat shrink & solder butt connectors. The objective of the red thermal indicator is to provide the installer with an additional visual cue of the solder sleeve transforming and flowing into the crimp barrel window. The most common mistake using solder connectors is not heating the solder enough, creating a cold solder joint (inferior termination). To prevent a cold solder joint, the red dye offers an extra visual cue for the installer to continue applying heat to the solder connector until the red dye disappears from the solder sleeve. This ensures a good solder joint, which maximizes tensile strength & conductivity. Heat shrink insulated terminals have a greater pull strength than vinyl or nylon. The LEAD-FREE solder and crimp capability of these connectors provide an extra secure connection and facilitates in resisting corrosion and other harsh environment debris. Thermal Indicator LEAD-FREE Solder butt connectors can be used in automotive, industrial and other applications that use wire to transfer electrical current. All contain an assortment of terminals in 22-18, 16-14, and 12-10 gauge sizes.


  • ElektraLink-Lead Free Red Thermal Indicator: Flux Coating with Thermochromic Dye; Red to Clear. 42SN / 58BI ALLOY . RoHS Compliant.
  • Red thermal indicator provides an additional visual cue when solder has transformed and flowed into crimp barrel window.
  • “No-clean” flux on solder sleeve cleans metals & provides quality solder termination.
  • Translucent heat shrink is adhesive-lined and printed with gauge sizes.
  • Shrink Temperature: 212°F (100°C). Melting Temperature: 138°C.
  • Continuous Operating Temperature: -67°F (-55°C) TO 257°F (125°C).
  • Item 8921TI contains 100 pcs 22-18 Ga.
  • Item 8922TI contains 75 pcs 16-14 Ga.
  • Item 8923TI contains 50 pcs 12-10 Ga.
  • Click here for heating tools.
  • Click here for Heat Shrink, Crimp & Solder Jar Data Sheet
Item Description Price
1+ I Ext. Price I 2+ Ext. Price I
Qty in
Package
In Stock Add to Cart
8921TI NSPA MTI5-16, Lead-Free Thermal Indicator Heat Shrink, Crimp, & Solder Butt Connector Jar, 100pc, Red, 22-18 Gauge (1 MIN) drawing
141.96200 141.96 I 110.73100 110.73
1 EA
8922TI NSPA MTI5-14, Lead-Free Thermal Indicator Heat Shrink, Crimp, & Solder Butt Connector Jar, 75pc, Blue, 16-14 Gauge (1 MIN) drawing
148.19 148.19 I 115.58800 115.59
1 EA
8923TI NSPA MTI5-10, Lead-Free Thermal Indicator Heat Shrink, Crimp, & Solder Butt Connector Jar, 50pc, Yellow, 12-10 Gauge (1 MIN) drawing
104.95500 104.95 I 81.86500 81.86
1 EA

Lead-Free Heat Shrink, Crimp & Solder Butt Connector Jars

Our heat shrink terminal assorted kits are now available in our high performance lead-free butt connector options! Find assorted kits in both our lead-free heat shrink, crimp & solder butt connectors and lead-free heat shrink & solder butt connectors. All contain an assortment of terminals in 22-18, 16-14, and 12-10 gauge sizes.


  • LEAD-FREE Solder has greater surface tension for added strength.
  • Translucent heat shrink is adhesive-lined and printed with gauge sizes.
  • RoHS Compliant.
  • 892LF contains 30 pcs 22-18 Ga, 45 pcs 16-14 Ga, 10 pcs 12-10 Ga
  • 200892LF contains 70 pcs 22-18 Ga, 100 pcs 16-14 Ga, 30 pcs 12-10 Ga
Item Description Price
1+ I Ext. Price I 2+ Ext. Price I
Qty in
Package
In Stock Add to Cart
892LF NSPA, Lead-Free Heat Shrink, Crimp, & Solder Butt Connector Jar, 85pc, Assort, 22-18/16-14/12-10 Gauge (1 MIN)
116.69600 116.70 I 100.24 100.24
1 EA
200892LF NSPA, Lead-Free Heat Shrink, Crimp, & Solder Butt Connector Jar, 200pc Assort, 22-18/16-14/12-10 Gauge (1 MIN) 160.42100 1 EA
8921LF NSPA MLF5-16, Lead-Free Heat Shrink, Crimp, & Solder Butt Connector Jar, 100pc, Red, 22-18 Gauge (1 MIN)
111.63600 111.64 I 95.91300 95.91
1 EA
8922LF NSPA MLF5-14, Lead-Free Heat Shrink, Crimp, & Solder Butt Connector Jar, 75pc, Blue, 16-14 Gauge (1 MIN)
111.73900 111.74 I 96.01700 96.02
1 EA
8923LF NSPA MLF5-10, Lead-Free Heat Shrink, Crimp, & Solder Butt Connector Jar, 60pc, Yellow, 12-10 Gauge (1 MIN)
89.39300 89.39 I 74.70600 74.71
1 EA
Prop65 Warning