Voltage Markers | McMaster-Carr

	Message Message

Arc Flash Hazard Symbol

Caution—Electrical
Hazard/Atencion—Riesgo
Electrico

Caution—High
Voltage/Atencion—Alto
Voltaje

Danger—Arc Flash and
Shock Hazard

Danger—Arc Flash and
Shock Hazard—
Appropriate PPE
Required

Danger—Electrical
Hazard/Peligro—Riesgo
Electrico

Danger—High
Voltage/Peligro—Alto
Voltaje

High Voltage Hazard
Symbol

Warning—Arc Flash and
Shock Hazard

Warning—Arc Flash and
Shock Hazard Appropriate
PPE and Tools Required
When Working on This
Equipment

Warning—Arc Flash and
Shock Hazard—
Appropriate PPE
Required

Warning—Electrical
Hazard/Advertencia—
Riesgo Electrico

Warning—High
Voltage/Advertencia—Alto
Voltaje

Zone/Zone

	Message Type Message Type


Accident Prevention	Identification

Made to Order	Blank

	Message Color Message Color

	Black
	Black/White
	White

	Color Color

	Orange		Yellow
	White		Black
	Blue		Brown
	Gray		Green
	Purple		Red

	Mount Type Mount Type


Adhesive	Wraparound

	Material Material

Plastic

Fabric

	Message Contains Message Contains

Text

Text and Symbols

Symbols

	Width Width

	Height Height

	Visibility Visibility

Standard

Reflective

	Wire Marker Type Wire Marker Type


Slip On	Adhesive Back

Snap On

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

	Character Character

0
0-9
0-15
0-45
0-90
⏚
1
1-3
1-15
1-30
1-33
1L1
1L2
1L3
1T1
1T2
1T3
2
2L1
2L2
2L3
2T1
2T2
2T3
3
3L1
3L2
3L3
3T1
3T2
3T3
4
5
6
7
8
9
10
11
12
13
14
15
16
16-90
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
34-66
35
36
37
38
39
40
41
42
43
44
45
46
46-90
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
67-99
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
A
A-C
A-J
A-Z
B
Blank ( )
C
D
E
F
Forward Slash (/)
G
H
I
J
K
K-T
K-Z
L
L1
L2
L3
M
Minus (-)
N
O
P
Plus (+)
Q
R
S
T
T1
T2
T3
U
U-Z
V
W
X
Y
Z

	For Wire Gauge For Wire Gauge

4-4/0
8-4
10-4
14-8
14-12
16-9
16-14
18
22-20
26-24
40-4/0

	Shape Shape


Rectangle	Triangle

	For Maximum Wire OD For Maximum Wire OD

	For Minimum Wire OD For Minimum Wire OD

	Language Language

English

English/Spanish

Spanish

	Accident Prevention Message Type Accident Prevention Message Type

Electrical Hazard

Personal Protective
Equipment

	Thickness Thickness

	Marker Length Marker Length

425 Products

Electrical Hazard Labels

Electrical Equipment Labels

Indicate voltage and identify power lines, conduit, fuse boxes, switches, and other electrical equipment.

Electrical Hazard Labels

Notify workers of electrical hazards such as high-voltage equipment and requirements for personal protection.

Illustrated Electrical Hazard Labels

The headers and illustrations on these labels help workers identify electrical hazards at a glance.

Electrical Hazard ISO Labels

Add electrical hazard symbols to an existing label or use alone to communicate hazards at a glance.

Made-to-Order Labels

Specify a custom message to identify equipment and materials, and we'll create a label for you.

Wire and Cable Markers

Assorted-Character Snap-On Wire Markers

Assorted-Character Slip-On Wire Markers

Includes letters, symbols, and ranges of numbers.

Identical-Character Slip-On Wire Markers

Choose only the characters you need.

Write-On Adhesive-Back Wire Markers with Dispenser

These dispensers have a space to write information on a wire marker before using it.

Identical Telecom-Character
Adhesive-Back Wire Markers

Telecom characters repeat on these markers so you can wrap them around various-sized wires.

Assorted-Character Adhesive-Back
Wire Markers with Dispenser

Dispensers make it quick and easy to remove the markers you need.

Adhesive-Back Wire Marker Books
with Assorted Telecom Characters

These books have characters used in telecom configurations such as L1 and T1.

Identical-Character Adhesive-Back Wire Markers

The characters repeat on these markers so you can wrap them around various-sized wires.

Adhesive-Back Wire Marker
Books with Assorted Characters

Choose from books with letters and symbols or a range of numbers.

NEMA-Color Assorted-Character Slip-On Wire Markers

Includes NEMA colors corresponding to the international color code for numbering.

Assorted-Character Adhesive-Back Wire Markers

Choose a range of characters. The characters repeat on these markers so you can wrap them around various-sized wires.

Adhesive-Back Wire Marker Books
with Assorted Electrical Messages

These books have messages used in electrical systems such as AC and DC.

Write-On Adhesive-Back Wire Marker Books

Write a message on these blank markers with a permanent marker, then wrap them around wire or cables.

NEMA-Color Assorted-Character
Slip-On Wire Markers with Holder

Includes NEMA colors corresponding to the international color code for numbering.

Assorted-Character Slip-On Wire Markers with Holder

Includes a range of numbers.

Electrical Hazard Labels

Electrical Equipment Labels

Electrical Hazard Labels

Illustrated Electrical Hazard Labels

Electrical Hazard ISO Labels

Made-to-Order Labels

Made-to-Order Labels

Wire and Cable Markers

Assorted-Character Snap-On Wire Markers

Assorted-Character Slip-On Wire Markers

Identical-Character Slip-On Wire Markers

Write-On Adhesive-Back Wire Markers with Dispenser

Identical Telecom-CharacterAdhesive-Back Wire Markers

Assorted-Character Adhesive-BackWire Markers with Dispenser

Adhesive-Back Wire Marker Bookswith Assorted Telecom Characters

Identical-Character Adhesive-Back Wire Markers

Adhesive-Back Wire MarkerBooks with Assorted Characters

NEMA-Color Assorted-Character Slip-On Wire Markers

Assorted-Character Adhesive-Back Wire Markers

Adhesive-Back Wire Marker Bookswith Assorted Electrical Messages

Write-On Adhesive-Back Wire Marker Books

NEMA-Color Assorted-CharacterSlip-On Wire Markers with Holder

Assorted-Character Slip-On Wire Markers with Holder

Identical Telecom-Character
Adhesive-Back Wire Markers

Assorted-Character Adhesive-Back
Wire Markers with Dispenser

Adhesive-Back Wire Marker Books
with Assorted Telecom Characters

Adhesive-Back Wire Marker
Books with Assorted Characters

Adhesive-Back Wire Marker Books
with Assorted Electrical Messages

NEMA-Color Assorted-Character
Slip-On Wire Markers with Holder