Industrial power terminal blocks EATON 16290-2 with optional safety covers and easy wiring features

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Product Description

Eaton Bussmann Stud Blocks

Eatons Bussmann series port-to-stud and stud-to-stud power terminal blocks offer current ratings up to 760 A. Designed for convenient lug/ring wire terminals and easy field wiring, these blocks are UL Recognized to UL 1059 and suitable for UL 508A industrial control panels. Available factory-configured from 1- to 3-poles, with optional covers for enhanced safety.

Product Attributes

  • Brand: Eaton Bussmann
  • Certifications: UL Recognized to UL 1059 (Guide XCFR2, File E62622), CSA Certified (Class 6228-01, File 15364)
  • Flammability Rating: UL 94 V0
  • Origin: Printed in USA

Technical Specifications

Catalog SymbolDescriptionNo. of PolesCurrent Rating (A)Lineside Wire/Stud Size (Str/ferrule unless noted)*Lineside Ports/ poleLineside Torque Nm (Lb-in)Lineside Stud/ connector sizeLineside Studs/ poleLoadside Wire/Stud Size (Str/ferrule unless noted)*Loadside Ports/ poleLoadside Torque Nm (Lb-in)Loadside Stud/ connector sizeLoadside Studs/ poleSCCR (kA)Catalog Number
162__-(poles)Connector - to - stud1, 2, 31752/0 - #1 Cu/Al (Str)113.6 (120)1/4-20 x 3/4 stud1#2 - #3 Cu/Al
#4 - #8 Cu/Al
#10 - #14 Cu
1-220016280-_**
162__-(poles)Connector - to - stud2, 31752/0 - #1 Cu/Al (Str)113.6 (120)M6 x 1 stud1#2 - #3 Cu/Al
#4 - #8 Cu/Al
#10 - #14 Cu
1-220016280-_-M
162__-(poles)Connector - to - stud1, 2, 31752/0 - #1 Cu/Al (Str)113.6 (120)1/4-20 tapped hole1#2 - #3 Cu/Al
#4 - #8 Cu/Al
#10 - #14 Cu
1-21016281-_**
163__-(poles)Connector - to - stud1, 2, 3380500kcmil - 4/0 Cu/Al (Str)156.5 (500)1/4-20 x 1 stud23/0 - 1/0 Cu/Al (Str)
#1 - #6 Cu/Al
1-21016378-_
163__-(poles)Connector - to - stud1, 2, 3380500kcmil - 4/0 Cu/Al (Str)156.5 (500)3/8-16 x 1 stud13/0 - 1/0 Cu/Al (Str)
#1 - #6 Cu/Al
1-21016383-_
165__-(poles)Connector - to - stud1, 2, 3760500kcmil - 4/0 Cu/Al (Str)156.5 (500)3/8-16 x 1-5/8 stud23/0 - 1/0 Cu/Al (Str)
#1 - #6 Cu/Al
1-21016582-_
162__-(poles)Stud - to - stud1, 2, 31751/4-20 x 3/4 stud11/4-20 x 3/4 stud11/4-20 x 3/4 stud11016290-_**
163__-(poles)Stud - to - stud1, 2, 32503/8-16 x 1-1/8 stud13/8-16 x 1-1/8 stud11016390-_
163__-(poles)Stud - to - stud1, 2, 33103/8-16 x 1-7/16 stud11/4-20 x 9/16 stud21016395-_
163__-(poles)Stud - to - stud1, 2, 34003/8-16 x 1-1/8 stud13/8-16 x 1-1/8 stud11016392-_-H
163__-(poles)Stud - to - stud1, 2, 34001/2-13 x 1-1/16 stud11/2-13 x 1-1/16 stud11016394-_
165__-(poles)Stud - to - stud1, 2, 34003/8-16 x 1-7/16 stud13/8-16 x 1-7/16 stud21016591-_**
165__-(poles)Stud - to - stud1, 2, 36001/2-13 x 1 stud11/2-13 x 1 stud11016593-_

Other Specifications

  • Voltage Rating: 600 V
  • Amperage Range: 150 up to 760 A
  • SCCR: up to 200 kA* (see table for SCCR by catalog number)
  • Storage and Operating Temperature Range: -4F to 248F (-20C to 120C)
  • Conductor Type: Stranded 75C copper and aluminum (higher temperature rated conductors permitted with appropriate derating)

Optional Covers

Optional covers are available to enhance electrical safety. Refer to the catalog number tables for specific cover part numbers corresponding to each block.


Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Hefei Purple Horn E-Commerce Co., Ltd.
Location Room 1306B, Building A, Xindi Center, Qimen Road, Hefei City, Anhui Province
Contact Person Sellina

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