Standard Stock - 5*340PCS Heat Shrink Solder Seal Wire Connectors
Step-by-step guide: Strip, twist, and heat-seal wires with Haisstronica solder butt connectors.
Haisstronica solder but connectors prevent moisture in confined spaces for reliable joints.
Soldered and glued waterproof connections using Haisstronica solder wire connectors.
Haisstronica solder connectors certified by UL, CE, SGS for industrial safety.
How to use solder butt connectors: insert stripped wires, heat with gun until solder ring melts for a strong bond.

Standard Stock - 5*340PCS Heat Shrink Solder Seal Wire Connectors

$134.95 USD

A steady reserve for varied wire repairs.

Keep mixed-gauge solder sleeves available beyond the kit currently in use.

• 5 packs, 1,700 sleeves — separate packs make it easier to distribute and replenish stock.
• Heat-applied splices — integrated solder rings join prepared wires without crimping.
• Insulate as you heat — adhesive sealing bands help protect compatible joints when correctly installed.

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Keep high-use electrical supplies ready with this 5-pack of 340PCS Heat Shrink Solder Seal Wire Connectors. The multi-pack format is designed for workshops, installers, fleet maintenance, and frequent wiring projects that need consistent parts on hand.

What’s included

  • 5 complete packs of 340PCS Heat Shrink Solder Seal Wire Connectors
  • Matching products for consistent installation results
  • Convenient replenishment quantity for repeat jobs

A practical way to reduce reordering and keep your most-used connectors available when the next repair or installation starts.

  • Enjoy free shipping on all orders.
  • Delivery Time: 1-2 business days to The US and Canada. Delivery times may vary depending on your location and carrier conditions.
  • Details
  • Tracking: After your order is shipped, you will receive an email with a tracking number to monitor the delivery status.
  • Need Help? Contact our support team for assistance with shipping or your order.
  • 30-Day Returns
    You may request a return within 30 calendar days of delivery. Items must be unused, in their original condition, and include all original packaging and accessories.
  • Damaged, Defective, or Incorrect Items
    Contact us with your order number and photos. If the issue is due to our error, we will cover reasonable return shipping costs or provide an appropriate replacement.
  • Refunds
    Approved refunds are issued to your original payment method within 5 business days after inspection. Your bank may require additional processing time.
  • To start a return, email support@haisstronica.com with your order number and reason for return. Please obtain approval before sending anything back.
  • View Full Return & Refund Policy

More Information About This Item
Close-up of insulated wire connectors joining red, blue, and yellow wires

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