Scotchlok
Insulation Displacement
Electrical Pigtail Connector
557
Data Sheet
Application
Use Scotchlok
two wire ends and insulate the connection.
Wire Range
22-16 AWG solid or stranded, (0,5-1,0 mm
stranded and 1,5 mm
copper conductors. For use with common
thermoplastic insulated wires such as: T, TF, TFF,
TFN, TFFN, AWN, TEW, SAE-GPT, with a
maximum insulation diameter of .120 inches (3,0
mm).
Maximum recommended current for general purpose
applications:
22 AWG - 3 Amps, 20 AWG - 4 Amps,
18 AWG - 7 Amps, 16 AWG - 10 Amps
Construction
U-Contact - Tin plated brass, .02 in. thick (0,5 mm)
Insulator - Flame retardant polypropylene
Weight
.0030 lb. (1,37 gm)
Recommended Installation Tools
3M
9” Linemans Pliers
™
Crimping Tool No. E-9BM
Color - Red
™
Pigtail 557 to electrically connect
2
solid) tinned or untinned
™
2
solid or
Engineering Specification
The connector shall be UL Listed as a pressure cable
connector shall be voltage rated 600 volts maximum,
building wire; 1000 volts maximum signs, fixtures,
and luminaires. The connector shall have a maximum
operating temperature of 105˚C. The connector shall
also meet the intent of the Standard for Portable
Electric Lamps, UL 153, specifically Paragraph 14.2,
when housed within the body of the lamp.
Regulatory Agencies
UL Listed as a Pressure Cable Connector
Tested per UL Standard 486C
UL File No. E23438
Operating Temperature: 105˚C (221˚F)
Voltage Rating: 600 volts max. building wire;
1000 volts max. signs and fixtures
Flammability Rating: UL94 V-2
CSA Certified-CSA Standard C22.2 No. 0, 188-M1983
CSA File No. LR15503
Operating Temperature: 105˚C (221˚F)
Voltage Rating: 600 volts max. building wire
1000 volts max. signs and luminaires.
Flammability Rating: C22.2 No. 0.6 V-2
Federal Specification W-S-610:
Type
1
“Commercial package only”
Class
1
Kind
cu
Style
G