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595 Circlewood, Aurora, OH 44202(USA)
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from Domestic and Imported Parts

See all Multi-Wire Lugs

4 AWG Multi Wire Multi Barrel Mechanical Lug 4-14 AWG

Part No.

Description & Information

Purchase Options

6S4-3-21-28-HEX

4 AWG Lug

Wire Range

Screw Type

Bolt Size

Mounting Hole

Rating

1 to 49 pcs

$8.58/ea
or
50 pcs & up
$6.38/ea
or
250pcs

"full box"
$4.78/ea

4-14 AWG

1/8 Hex Socket

#10

.210

Modify Existing Mounting Holes

(per UL & Canada)

CU7AL

6S4-3-21-28-HEX multi wire multi barrel lug, stacker type, tiered lug, vertical lug, step lug

6S4-3-21-28-HEX-12-wires

12 Wire Application

dimensions diagram

Dimensions

A: 2.44" (62.0mm)

B: 1.63" (41.4mm)

C: 0.75" (19.1mm)

L: 0.50" (12.7mm)

See Mechanical Drawing for detailed dimensions

Two Wires Per Barrel
Wire Size AWG (mm²)	8 (8.37)	- (6)	10 (5.26)	- (4)	12 (3.31)	- (2.5)	14 (2.08)
Code Copper Stranded	Y	-	Y	Y	Y	Y	Y
Code Copper Solid	-	-	Y	Y	Y	Y	Y
Aluminum	Y	-	-	-	-	-	-
FLEX (B-K classes)*	-	-	Y*	Y*	Y*	Y*	Y*
No mixing wire gauges. *Only with use of single or twin UL Listed ferrule

6S4-3-21-28-HEX: 4 AWG triple wire lug, 4-14 AWG wire range. Stacker type, three tier lug, and multiple (dual) wires and FLEX wire, 8-14 AWG, G-K including mm2 class 5 (flex wire is only allowed with the use of UL Listed ferrules), 6 barrel, aluminum or copper wire, Voltage Rating: 600 V, 2000 V or to 35 KV (uninsulated) depending on application,UL486 ZMVV Listed, UL508A SA1.1 Listed category, and Canada Certified. (2) two mounting bolt holes with clearance for #10 bolts or M5 bolts. International Hydraulics Inc® brand.

Use of Ferrules (UL Listed) on wires

DIY Mounting Holes™: Cat. No. S4-3 Style No. ALL

Canada and UL permitted field modification by customer per the Drill your own™ Guide for Field Drilling Mounting Holes and the 6S4-3-21-28-HEX Print

For lugs without a mounting hole email sales@lugsdirect.com. Large MOQ and long lead time for lugs without mounting hole.

*ZMVV 486 UL Listed Pressure Connector in Specific Dry Location Panel Grounding Applications *NOT a UL467 KDER Grounding Lug *Click here for information for use in UL 508A, UL508 panels and other permitted Grounding Applications subject to further UL investigation.

ZMVV.E129884, C22.2
NO. 65-03

Per Wire in Power Distribution or Collection Mode:

85 Amp 75C Cu wire
65 Amp 75C Al Wire

For More Information Click the Icons Below
	Rated Torque Label				RoHS 10/10

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