Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 90C switch temp.
B12A09005L310100
Microtherm Sentronic
1:
$8.60
463 In Stock
500 Expected 2026-08-21
Mouser Part # 256-B12A09005L310100
Microtherm Sentronic
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 90C switch temp.
463 In Stock
500 Expected 2026-08-21
1
$8.60
5
$7.26
10
$6.74
25
$6.12
50
View
50
$5.69
100
$5.28
500
$4.84
1,000
$4.10
Buy
Min.: 1 Mult.: 1
Details
B12A
Bulk
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 125C switch temp.
B12A12505L310100U186
Microtherm Sentronic
1:
$12.93
590 In Stock
Mouser Part # 256-B2A2505L3000U86
Microtherm Sentronic
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 125C switch temp.
590 In Stock
1
$12.93
10
$11.20
50
$9.04
100
$7.66
200
View
200
$7.46
500
$6.28
1,000
$6.00
2,000
$5.16
Buy
Min.: 1 Mult.: 1
Details
B12A
Bulk
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 150C switch temp.
B12A15005 L370100U253
Microtherm Sentronic
1:
$9.01
610 In Stock
Mouser Part # 256-B2A5005L3000U253
Microtherm Sentronic
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 150C switch temp.
610 In Stock
1
$9.01
5
$7.60
10
$7.06
25
$6.41
50
View
50
$5.96
100
$5.54
500
$5.11
1,000
$4.33
Buy
Min.: 1 Mult.: 1
Details
B12A
Bulk
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 140C switch temp.
B12A14005L310100U112
Microtherm Sentronic
1:
$12.77
901 In Stock
Mouser Part # 256-B2A4005L3000U2
Microtherm Sentronic
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 140C switch temp.
901 In Stock
1
$12.77
10
$11.07
50
$8.93
100
$7.57
300
View
300
$7.37
500
$6.22
1,000
$5.95
2,000
$5.10
Buy
Min.: 1 Mult.: 1
Details
B12A
Bulk
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 160C switch temp.
B12A16005 L370100U112
Microtherm Sentronic
1:
$12.77
979 In Stock
Mouser Part # 256-B2A6005L3000U2
Microtherm Sentronic
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 160C switch temp.
979 In Stock
1
$12.77
10
$11.07
50
$8.93
100
$7.57
300
View
300
$7.37
500
$6.22
1,000
$5.95
2,000
$5.10
Buy
Min.: 1 Mult.: 1
Details
B12A
Bulk
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 120C switch temp.
B12A12005L310100U253
Microtherm Sentronic
1:
$9.01
964 In Stock
Mouser Part # 256-B2A2005L3000U253
Microtherm Sentronic
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 120C switch temp.
964 In Stock
1
$9.01
5
$7.60
10
$7.06
25
$6.41
50
View
50
$5.96
100
$5.54
500
$5.11
1,000
$4.33
Buy
Min.: 1 Mult.: 1
Details
B12A
Bulk
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 125C switch temp.
B12A12505L310100U112
Microtherm Sentronic
1:
$8.86
926 In Stock
Mouser Part # 256-B2A2505L3000U2
Microtherm Sentronic
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 125C switch temp.
926 In Stock
1
$8.86
5
$7.46
10
$6.93
25
$6.29
50
View
50
$5.85
100
$5.43
500
$5.01
1,000
$4.25
Buy
Min.: 1 Mult.: 1
Details
B12A
Bulk
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 155C switch temp.
B12A15505 L370100U186
Microtherm Sentronic
1:
$12.92
897 In Stock
Mouser Part # 256-B2A5505L3000U86
Microtherm Sentronic
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 155C switch temp.
897 In Stock
1
$12.92
10
$11.19
50
$9.03
100
$7.66
300
View
300
$7.46
500
$6.28
1,000
$6.00
2,000
$5.16
Buy
Min.: 1 Mult.: 1
Details
B12A
Bulk
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 155C switch temp.
B12A15505 L370100U253
Microtherm Sentronic
1:
$13.02
1,000 In Stock
Mouser Part # 256-B2A5505L3000U253
Microtherm Sentronic
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 155C switch temp.
1,000 In Stock
1
$13.02
10
$11.28
50
$9.10
100
$7.72
300
View
300
$7.52
500
$6.34
1,000
$6.05
2,000
$5.20
Buy
Min.: 1 Mult.: 1
Details
B12A
Bulk
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 160C switch temp.
B12A16005 L370100U253
Microtherm Sentronic
1:
$9.01
980 In Stock
Mouser Part # 256-B2A6005L3000U253
Microtherm Sentronic
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 160C switch temp.
980 In Stock
1
$9.01
5
$7.60
10
$7.06
25
$6.41
50
View
50
$5.96
100
$5.54
500
$5.11
1,000
$4.33
Buy
Min.: 1 Mult.: 1
Details
B12A
Bulk
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 140C switch temp.
B12A14005L310100U253
Microtherm Sentronic
1:
$13.03
968 In Stock
Mouser Part # 256-B2A4005L3000U253
Microtherm Sentronic
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 140C switch temp.
968 In Stock
1
$13.03
10
$11.29
50
$9.12
100
$7.72
200
View
200
$7.52
500
$6.34
1,000
$6.05
2,000
$5.20
Buy
Min.: 1 Mult.: 1
Details
B12A
Bulk
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 160C switch temp.
B12A16005 L370100U186
Microtherm Sentronic
1:
$12.92
999 In Stock
Mouser Part # 256-B2A6005L3000UU86
Microtherm Sentronic
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 160C switch temp.
999 In Stock
1
$12.92
10
$11.19
50
$9.03
100
$7.66
300
View
300
$7.46
500
$6.28
1,000
$6.00
2,000
$5.16
Buy
Min.: 1 Mult.: 1
Details
B12A
Bulk
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 140C switch temp.
B12A14005L310100U186
Microtherm Sentronic
1:
$8.94
721 In Stock
Mouser Part # 256-B2A4005L3000U86
Microtherm Sentronic
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 140C switch temp.
721 In Stock
1
$8.94
5
$7.53
10
$7.00
25
$6.35
50
View
50
$5.90
100
$5.49
500
$5.05
1,000
$4.29
Buy
Min.: 1 Mult.: 1
Details
B12A
Bulk
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 125C switch temp.
B12A12505L310100U253
Microtherm Sentronic
1:
$13.02
993 In Stock
Mouser Part # 256-B2A2505L3000U253
Microtherm Sentronic
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 125C switch temp.
993 In Stock
1
$13.02
10
$11.28
50
$9.10
100
$7.72
300
View
300
$7.52
500
$6.34
1,000
$6.05
2,000
$5.20
Buy
Min.: 1 Mult.: 1
Details
B12A
Bulk
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 160C switch temp.
B12A16005 L370100
Microtherm Sentronic
1:
$12.40
1,016 In Stock
Mouser Part # 256-B12A16005L310100
Microtherm Sentronic
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 160C switch temp.
1,016 In Stock
1
$12.40
10
$10.74
50
$8.67
100
$7.34
300
View
300
$7.16
500
$6.03
1,000
$5.76
2,000
$4.95
Buy
Min.: 1 Mult.: 1
Details
B12A
Bulk
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 110C switch temp.
B12A11005L310100
Microtherm Sentronic
1:
$8.60
72 In Stock
Mouser Part # 256-B12A11005L310100
Microtherm Sentronic
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 110C switch temp.
72 In Stock
1
$8.60
5
$7.26
10
$6.74
25
$6.12
50
View
50
$5.69
100
$5.28
500
$4.84
1,000
$4.10
Buy
Min.: 1 Mult.: 1
Details
B12A
Bulk
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 70C switch temp.
B12A07005L310100
Microtherm Sentronic
1:
$12.40
5 In Stock
Mouser Part # 256-B12A07005L310100
Microtherm Sentronic
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 70C switch temp.
5 In Stock
1
$12.40
10
$10.74
50
$8.67
100
$7.34
300
View
300
$7.16
500
$6.03
1,000
$5.76
2,000
$4.95
Buy
Min.: 1 Mult.: 1
Details
B12A
Bulk
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 155C switch temp.
B12A15505 L370100
Microtherm Sentronic
1:
$12.40
100 In Stock
Mouser Part # 256-B12A15505L310100
Microtherm Sentronic
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 155C switch temp.
100 In Stock
1
$12.40
10
$10.74
50
$8.67
100
$7.34
300
View
300
$7.16
500
$6.03
1,000
$5.76
2,000
$4.95
Buy
Min.: 1 Mult.: 1
Details
B12A
Bulk
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 125C switch temp.
B12A12505L310100
Microtherm Sentronic
1:
$12.40
95 In Stock
Mouser Part # 256-B12A12505L310100
Microtherm Sentronic
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 125C switch temp.
95 In Stock
1
$12.40
10
$10.74
50
$8.67
100
$7.34
300
View
300
$7.16
500
$6.03
1,000
$5.76
2,000
$4.95
Buy
Min.: 1 Mult.: 1
Details
B12A
Bulk
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 80C switch temp.
B12A08005L310100
Microtherm Sentronic
1:
$12.40
7 In Stock
Mouser Part # 256-B12A08005L310100
Microtherm Sentronic
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 80C switch temp.
7 In Stock
1
$12.40
10
$10.74
50
$8.67
100
$7.34
300
View
300
$7.16
500
$6.03
1,000
$5.76
2,000
$4.95
Buy
Min.: 1 Mult.: 1
Details
B12A
Bulk
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 140C switch temp.
B12A14005L310100
Microtherm Sentronic
1:
$12.41
29 In Stock
Mouser Part # 256-B12A14005L310100
Microtherm Sentronic
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 140C switch temp.
29 In Stock
1
$12.41
10
$10.76
50
$8.68
100
$7.34
200
View
200
$7.16
500
$6.03
1,000
$5.76
2,000
$4.95
Buy
Min.: 1 Mult.: 1
Details
B12A
Bulk
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 80C switch temp.
B12A08005L310100U112
Microtherm Sentronic
1:
$12.79
38 In Stock
1,101 On Order
Mouser Part # 256-B2A08005L3000U2
Microtherm Sentronic
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 80C switch temp.
38 In Stock
1,101 On Order
View Dates
On Order:
1 Expected 2026-07-24
300 Expected 2026-08-07
800 Expected 2026-08-21
Factory Lead-Time:
13 Weeks
1
$12.79
10
$11.09
50
$8.94
100
$7.57
200
View
200
$7.37
500
$6.22
1,000
$5.95
2,000
$5.10
Buy
Min.: 1 Mult.: 1
Details
B12A
Bulk
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Open (NO), SPST 95C switch temp.
B12B09505L310100U112
Microtherm Sentronic
1:
$12.77
95 In Stock
Mouser Part # 256-B2B09505L3000U2
Microtherm Sentronic
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Open (NO), SPST 95C switch temp.
95 In Stock
1
$12.77
10
$11.07
50
$8.93
100
$7.57
300
View
300
$7.37
500
$6.22
1,000
$5.95
2,000
$5.10
Buy
Min.: 1 Mult.: 1
Details
B12B
Bulk
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Open (NO), SPST 90C switch temp.
B12B09005L310100U112
Microtherm Sentronic
1:
$12.77
96 In Stock
Mouser Part # 256-B2B09005L3000U2
Microtherm Sentronic
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Open (NO), SPST 90C switch temp.
96 In Stock
1
$12.77
10
$11.07
50
$8.93
100
$7.57
300
View
300
$7.37
500
$6.22
1,000
$5.95
2,000
$5.10
Buy
Min.: 1 Mult.: 1
Details
B12B
Bulk
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 180C switch temp.
B12A18005 L370100
Microtherm Sentronic
1:
$8.60
1,035 In Stock
Mouser Part # 256-B12A18005L310100
Microtherm Sentronic
Thermal Cutoffs Bi-metallic Disc, Thermal Switch, Normally Closed (NC), SPST 180C switch temp.
1,035 In Stock
1
$8.60
5
$7.26
10
$6.74
25
$6.12
50
View
50
$5.69
100
$5.28
500
$4.84
1,000
$4.10
Buy
Min.: 1 Mult.: 1
Details
B12A
Bulk
