Product Brochure
Ground Clamps
Grounding
Connects copper ground wire to water pipe,
copper tubing or ground rods.
• High strength, high conductivity copper alloy (over 80% copper)
• UL467 Listed for direct burial
Cast Bronze Ground Clamps
WATER PIPE CONDUCTOR
CAT. NO. SIZE RANGE
JD
1
⁄2"–1" #2 str.–#10 str.
J2D 1
1
⁄4"–2" #2 str.–#10 str.
Type J — Cast Bronze Ground Clamps
WATER PIPE CONDUCTOR RANGE DIMENSIONS (IN.)
CAT. NO.
SIZE MAX. MIN. A (MAX.) B C
J
1
⁄2 to 1 2 str. 10 sol. 2
3
⁄4 2
11
⁄32
23
⁄32
J2BB 1
1
⁄4 to 2 2 str. 10 sol. 3
3
⁄4 3
1
⁄2
13
⁄16
J2124 2
1
⁄2 to 4 4 str. 10 sol. 6 6
5
⁄16 1
J6 4
1
⁄4 to 6 4 str. 10 sol. 7
1
⁄4 8
1
⁄8 1
• Cast of high-strength, highly conductive copper alloy
• Screws plated for corrosion resistance
• UL Listed
For connecting grounding conductor
to water pipe or copper tube.
C-79
United States
Tel: 901.252.8000
800.816.7809
Fax: 901.252.1354
Technical Services
Tel: 888.862.3289
www.tnb.com