New CT4231-NI 4mm Sheathed Binding Post Carries CE Mark and is RoHS 2 Compliant

Press Release Summary:

  • Offers versatile threaded binding cap that accommodates spade lugs, bare wires, and 2 mm pin tips through the cross-hole
  • Features brass body that is nickel plated for conductivity and corrosion resistance
  • Available in Black, Red and Green colors that are ideal for electronic and electrical projects

Original Press Release:

New 4mm Sheathed Binding Post

February 3, 2020--Cal Test Electronics introduces its new CT4231-NI 4mm Sheathed Binding Post for electronic and electrical projects large and small.

The new binding post mounts to front panels with the same proven system as Cal Test’s 4mm Sheathed Banana Jacks, 12 mm round or ‘double-D’ hole, to ensure maximum stability and retention. Its compact round panel nut makes for easy assembly.*

The versatile threaded binding cap accommodates spade lugs, bare wires, and 2 mm pin tips through the cross-hole. The binding post's co-axial banana jack accepts standard, retractable, and fixed sheath 4mm banana plugs.

The CT4231-NI is insulated with a tough engineering thermoplastic and its brass body is nickel plated for conductivity and corrosion resistance. Its threaded binding cap is mechanically locked to the body for ruggedness and user safety.

For easy wiring, the binding post features an M4 threaded stud for ring or spade lug connection. An M4 nut, flat washer, and lock washer are included. Additionally, the threaded stud features a solder turret end for fast solder connection.

The CT4231-NI-# is available in Black, Red, and Green (-# : -0 black, -2 Red & -5 green) The binding post carries CE mark and is RoHS 2 compliant.

A gold-plated version is available by special order using model number CT4231-AU-#

*Recommended Assembly Tool Model CT2246A


  • Accepts both sheathed and standard banana plugs
  • Accepts connection by spade lug
  • Rugged construction
  • Contact: Brass, Nickel Plated
  • Available in Black, Red, and Green
  • CE mark and RoHS 2 compliant
  • 100 V CAT II
  • 36 A Max
  • MSRP: $5.10
    -#: -0 black, -2 red, -5 green

Additional Product Information
Product Model: CT4231
Harmonized Code: 8536.69.5050
Country of Origin: Taiwan

About Cal Test Electronics
Since 1995, Cal Test Electronics has been serving the electronic and electrical markets with an extensive line of quality test accessories and a commitment to total customer service. We evolved for the specific purpose of providing customers with products they need to get their tasks completed. Our mission is to provide you with both a quality product and 30 years of expert knowledge so that you can remain focused on your goal. Our job is to make your testing life easier. If you are in the electronic, electrical, maintenance or process control industries, we offer the most comprehensive lines of test accessories. With over 3,000 items in 7 product categories, there is almost no test accessory challenge Cal Test cannot meet.

Tony Schmidt
Director of Product Development

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