Thermal Units

Navigation Menu New

Access My Account, Order History, Lists and more here.

Sign In

Sign In to access your account information.

Sign In Register Forgot User ID? Forgot Password?

Home
Product Categories
My Account
Catalog
Find a Branch
Help

Catalog
Find A Branch
KeepStock
Help
1-800-GRAINGER

Register

Sign In

Sign In to access your account information.

Sign In Register Forgot User ID? Forgot Password?

Cart

All Products

Unrelated Links

Purchased Products
Custom Product Center
Replacement Parts
Digital Catalogs

Bulk Order

My Account

Sign In

Sign In to access your account information.

Sign In Register Forgot User ID? Forgot Password?

Cart

Product Categories
Electrical
Motor Controls
Motor Overload Relays and Thermal Units
Thermal Units

Filters

Previously Purchased

Sign in to view purchased products

In Stock at Branch

Full Load Amps

0.157 to 0.173
0.193-0.212
0.213-0.235
0.236-0.261
0.262-0.289
0.28 to 0.29
0.30 to 0.33
0.30 to 0.38
0.30-1.39
0.34 to 0.36
0.34 to 0.43
0.356-0.399
0.37 to 0.40
0.4 to 0.43
0.41 to 0.44
0.41 to 0.45
0.41-0.44
0.43 to 0.48
0.44 to 0.48
0.44 to 0.56
0.45-0.49
0.46 to 0.50
0.48
0.48 to 0.55
0.49 to 0.53
0.50 to 0.53
0.50-0.53
0.51 to 0.56
0.53
0.53 to 0.57
0.53 to 0.63
0.54 to 0.58
0.54-0.58
0.57 to 0.63
0.58
0.58 to 0.65
0.59 to 0.64
0.59 to 0.65
0.59 to 0.71
0.59-0.65
0.64 to 0.69
0.64 to 0.70
0.64 to 0.78
0.65
0.65 to 0.71
0.66 to 0.71
0.71
0.71 to 0.78
0.72 to 0.78
0.72 to 0.88
0.72-0.78
0.74 to 0.83
0.78
0.79 to 0.85
0.79 to 0.86
0.79 to 0.87
0.79-0.85
0.80 to 0.99
0.84 to 0.97
0.86
0.86 to 0.96
0.86-0.96
0.87 to 0.95
0.88 to 0.95
0.88 to 1.15
0.92 to 1.03
0.95
0.96 to 1.04
0.97 to 1.04
0.97-1.04
1.02 to 1.12
1.02 to 1.27
1.04
1.04 to 1.15
1.05 to 1.14
1.05 to 1.16
1.05-1.16
1.10 to 1.26
1.14
1.14 to 1.43
1.15 to 1.25
1.16 to 1.27
1.17 to 1.29
1.17-1.25
1.23 to 1.40
1.25
1.26 to 1.39
1.27 to 1.53
1.28 to 1.35
1.30 to 1.37
1.36 to 1.51
1.37
1.38 to 1.46
1.38 to 1.47
1.38-1.54
1.40 to 1.54
1.43 to 1.78
1.44 to 2.02
1.48 to 1.56
1.48-1.63
1.49
1.49 to 1.63
1.52 to 1.67
1.55 to 1.71
1.57 to 1.65
1.57-1.75
1.63
1.66 to 1.79
1.66-1.86
1.67 to 1.79
1.68 to 1.83
1.72 to 1.89
1.77 to 2.25
1.78
1.79 to 1.97
1.79 to 2.9
1.80 to 1.95
1.80-1.99
1.84 to 1.99
1.90 to 2.10
1.95
1.96 to 2.15
1.96-2.15
1.97 to 2.52
1.98 to 2.25
10.31 to 11.35
10.41 to 11.30
10.5 to 13.9
10.60
10.70 to 12.20
10.9-12.1
10.90 to 12.10
102.00 to 108.00
11.3 to 15.0
11.36 to 12.47
11.40
11.40 to 12.20
110.00 to 118.00
115 to 141 (1 Thermal Unit)
118 to 123 (3 Thermal Unit)
12 to 18
12.00 to 13.50
12.20 to 13.10
12.30 to 13.50
12.48 to 13.67
12.50
12.90 to 15.10
122.00 to 131.00
124 to 133 (2 Thermal Unit)
124 to 133 (3 Thermal Unit)
124 to 150 (1 Thermal Unit)
13.2-13.9
13.20 to 13.90
13.60
13.60 to 14.90
13.68 to 15.12
131.00 to 135.00
135.00 to 135.00
14 to 22.8
14.0 to 15.0
14.00 to 15.00
14.1 to 19.2
14.80
15.00 to 16.00
15.1-16.0
15.10 to 16.00
15.10 to 18.30
15.13 to 16.00
15.9 to 22.0
16.00
16.10 to 17.10
16.30 to 20.10
17.20 to 18.30
17.5 to 24.6
17.90 to 22.30
18.40 to 19.70
18.40 to 21.80
18.7 to 30.7
19.70 to 25.00
19.70 to 29.1
19.80 to 21.20
2.00 to 2.23
2.11 to 2.32
2.13
2.15 to 3.49
2.16 to 2.38
2.16-2.38
2.24 to 2.43
2.24 to 2.47
2.32
2.32 to 2.94
2.33 to 2.54
2.39 to 2.75
2.39-2.75
2.43 to 2.60
2.51 to 3.30
2.53
2.55 to 2.79
2.72 to 2.95
2.75 to 2.96
2.76
2.76 to 2.84
2.76-2.84
2.80 to 3.07
2.85 to 3.06
2.85-3.06
2.96 to 3.27
2.99 to 3.70
21.10 to 24.60
21.20 to 27.70
21.30 to 22.80
21.9 to 31.7
22.10 to 25.70
22.30 to 29.30
22.90 to 24.50
23.5 to 38.5
23.50 to 30.70
24.4 to 36.0
24.5 to 26.1
24.60 to 26.40
25.50 to 32.70
26.0 to 38.8
26.10 to 29.20
26.3 to 28.1
26.50 to 28.50
27.00 to 35.60
28.00 to 33.50
28.2 to 30.0
28.60 to 30.80
29 to 44.1
3.01
3.07 to 3.45
3.07-3.45
3.08 to 3.36
3.20 to 3.67
3.23 to 5.23
3.27
3.28 to 3.59
3.37 to 3.68
3.40 to 4.19
3.43 to 3.86
3.46 to 3.70
3.46-3.70
3.56
3.60 to 3.99
3.69 to 4.03
3.71 to 4.07
3.71-4.07
3.75 to 4.53
3.88
3.98 to 4.89
30.0 to 32.1
30.0 to 41.7
30.90 to 33.30
31.30 to 37.00
32.2 to 46.3
32.3 to 34.7
33.30 to 39.20
33.40 to 36.00
34.30 to 42.70
34.70 to 39.40
34.9 to 37.3
35.4 to 50.0
36.10 to 38.90
37.6 to 40.1
37.80 to 45.00
38.2 to 50.0
38.3 to 45 (3 Thermal Unit)
39.6 to 57.4
4.00 to 4.39
4.03 to 4.43
4.04 to 4.40
4.08 to 4.32
4.08-4.32
4.22
4.33 to 4.90
4.33-4.90
4.40 to 4.79
4.41 to 4.81
4.43 to 4.87
4.48 to 5.68
4.55 to 7.4
4.60
4.80 to 5.26
4.82 to 5.26
4.91 to 5.35
4.93 to 6.27
4.94 to 5.37
40 to 59 (1 Thermal Unit)
40.0 to 48.2
40.60 to 43.20
40.90 to 45.70
42.8 to 52.4
44.70 to 48.90
45.00 to 45.00
45.3 to 56.4
49.1 to 61.2
5.00
5.21 to 6.85
5.27 to 5.74
5.27 to 5.83
5.36 to 5.85
5.36 to 5.99
5.36-5.85
5.43
5.72 to 6.39
5.75 to 6.26
5.84 to 6.39
5.84 to 7.73
5.86 to 6.41
5.86-6.41
5.90
51.00 to 54.90
52.00 to 62.70
53.4 to 66.1
53.9 to 74.9
57.4 to 71.4
6.00 to 67.50
6.27 to 6.83
6.30 to 6.87
6.41
6.42 to 6.79
6.67 to 8.58
6.75 to 11
6.80 to 7.57
6.80-7.57
6.84 to 7.45
6.92 to 7.72
6.98
61.3 to 77.0
63.30 to 77.10
63.5 to 79.0
66.10 to 81.50
66.3 to 84.7
69.0 to 91.1
7.04 to 7.74
7.46 to 8.11
7.54 to 9.55
7.58 to 8.15
7.58-8.15
7.60
7.75 to 8.46
7.91 to 8.96
70.9 to 98.1
73.50 to 86.30
73.7 to 104
76.5 to 113
78.4 to 123
8.12 to 8.81
8.14 to 10.4
8.16 to 8.98
8.16-8.98
8.25
8.47 to 9.35
8.47 to 9.92
8.72 to 11.3
8.82 to 9.58
8.95
8.99 to 9.67
8.99-9.67
82.20 to 92.30
86.0 to 133
88.2 to 95.1
9.14 to 14
9.19 to 10.50
9.36 to 10.30
9.59 to 10.40
9.66 to 12.3
9.68 to 9.95
9.75
9.90 to 11.70
9.96 to 10.80
9.96-10.8
90.00 to 97.00

For Use With

Appleton Contender Series Manual Motor Starters
Class SMF
CR101H1
CR101H11
CR101Y
CR101Y1
CR101Y11
CR306C002
CR306D002
CR306F002
Eaton B100 Series Manual Motor Starter (B100M0C, B100M1C, B100S0C, B100S1C, B100W0C, B100W1C, B100U0C, B100U1C, B100J0C, B100J1C, B100M0CA, B100M1CA, B100S0CA, B100S1CA)
Eaton MS Series Manual Motor Starter
GE Series CR101 Manual Motor Switches (CR101H, CR101H1, CR101H11, CR101Y, CR101Y1 or CR101Y11)
Manual Motor
Mfr. No. CR101H
Mfr. No. CR306B002
Mfr. No. CR306C002
Mfr. No. CR306D002
Mfr. No. CR306E002
NEMA Size 0,1 GE Motor Starters (CR306B002 or CR306C002)
NEMA Size 1, 2 GE Motor Starters (CR306C002 or CR306D002)
NEMA Size 2 - Series B
NEMA Size 3 GE Motor Starters (CR306E002)
NEMA Size 3, 4 GE Motor Starters (CR306E002 or CR306F002)
NEMA Size 4 GE Motor Starters (CR306F002)
NEMA Sizes 00 - 0 Series C
NEMA Sizes 1 - 2 Series B
Siemens Overload Relays
Square D Motor Starters
Square D NEMA Motor Starters
Square D NEMA Motor Starters 00, 0, 1
Square D NEMA Motor Starters 00, 0, 1, 1P
Square D NEMA Motor Starters 00, 0, 1, 1P, 2
Square D NEMA Motor Starters 00, 0, 1, 1P, 2, 6
Square D NEMA Motor Starters 00, 0, 1, 1P, 6
Square D NEMA Motor Starters 1, 1P, 2
Square D NEMA Motor Starters 2
Square D NEMA Motor Starters 3
Square D NEMA Motor Starters 3, 4
Square D NEMA Motor Starters 4
Square D NEMA Motor Starters 5
Thermal Overload Relays

Brand

EATON
GE
SIEMENS
SQUARE D

Price

Min

Only digits are allowed. Maximum amount of digits: 6.

to

Max

Only digits are allowed. Maximum amount of digits: 6.

In Stock Now

Country of Origin: US

374 products

Thermal units help prevent motor damage and extend motor life. They are for use in motor starters to help provide motor protection.

Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order.

About Us

Careers
Customers
Suppliers
ESG
Investors
Media

Sign Up For Email

Email Address:

Invalid Email Address

Order Support

Existing Orders
Returns and Warranty
Extended Protection Plan
Invoices
Special Orders

Grainger's Got Your Back

Grainger KnowHow ^®
Product Collections
Services
Industries

We're Mobile

Mobile Features

Connect

Call Us (1-800-GRAINGER)
Branch Locations
Catalog Request
Help

Feedback

Help Us Improve

About Us

Careers
Customers
Suppliers
ESG
Investors
Media

Grainger's Got Your Back

Grainger KnowHow ^®
Product Collections
Services
Industries

Sign Up For Email

Email Address:

Invalid Email Address

Feedback

Help Us Improve

Order Support

Existing Orders
Returns and Warranty
Extended Protection Plan
Invoices
Special Orders

Connect

Call Us (1-800-GRAINGER)
Branch Locations
Catalog Request
Help

We're Mobile

Mobile Features

About Us

Careers
Customers
Suppliers
ESG
Investors
Media

Connect

Call Us (1-800-GRAINGER)
Branch Locations
Catalog Request
Help

Sign In

All Products

Unrelated Links

Product Categories

Sign In

Thermal Units