Thick Film Resistors - SMD 140kOhms 1/32W 0100 1%
RC0100FR-07140KL
YAGEO
1:
NT$4.66
17,490 In Stock
Mouser Part #
603-RC0100FR-07140KL
YAGEO
Thick Film Resistors - SMD 140kOhms 1/32W 0100 1%
17,490 In Stock
1
NT$4.66
10
NT$3.23
50
NT$2.94
100
NT$2.15
500
View
20,000
NT$1.22
500
NT$1.83
1,000
NT$1.61
2,500
NT$1.47
10,000
NT$1.29
20,000
NT$1.22
Buy
Min.: 1
Mult.: 1
Reel :
20,000
Details
Reel, Cut Tape, MouseReel
RC L
140 kOhms
30 mW (1/32 W)
1 %
200 PPM / C
- 55 C
+ 125 C
15 V
01005
0402
0.4 mm (0.016 in)
0.2 mm (0.008 in)
0.13 mm (0.005 in)
High Reliability
Thick Film Resistors - SMD 14Ohms 1/32W 0100 1%
RC0100FR-0714RL
YAGEO
1:
NT$5.38
15,937 In Stock
Mouser Part #
603-RC0100FR-0714RL
YAGEO
Thick Film Resistors - SMD 14Ohms 1/32W 0100 1%
15,937 In Stock
1
NT$5.38
10
NT$3.23
50
NT$2.94
100
NT$2.15
500
View
20,000
NT$1.22
500
NT$1.83
1,000
NT$1.61
2,500
NT$1.47
10,000
NT$1.25
20,000
NT$1.22
Buy
Min.: 1
Mult.: 1
Reel :
20,000
Details
Reel, Cut Tape, MouseReel
RC L
14 Ohms
30 mW (1/32 W)
1 %
300 PPM / C
- 55 C
+ 125 C
15 V
01005
0402
0.4 mm (0.016 in)
0.2 mm (0.008 in)
0.13 mm (0.005 in)
High Reliability
Thick Film Resistors - SMD 15.4kOhms 1/32W 0100 1%
RC0100FR-0715K4L
YAGEO
1:
NT$5.38
18,780 In Stock
Mouser Part #
603-RC0100FR-0715K4L
YAGEO
Thick Film Resistors - SMD 15.4kOhms 1/32W 0100 1%
18,780 In Stock
1
NT$5.38
10
NT$3.23
50
NT$2.94
100
NT$2.15
500
View
20,000
NT$1.11
500
NT$1.83
1,000
NT$1.61
2,500
NT$1.47
10,000
NT$1.18
20,000
NT$1.11
Buy
Min.: 1
Mult.: 1
Reel :
20,000
Details
Reel, Cut Tape, MouseReel
RC L
15.4 kOhms
30 mW (1/32 W)
1 %
200 PPM / C
- 55 C
+ 125 C
15 V
01005
0402
0.4 mm (0.016 in)
0.2 mm (0.008 in)
0.13 mm (0.005 in)
High Reliability
Thick Film Resistors - SMD 15.8kOhms 1/32W 0100 1%
RC0100FR-0715K8L
YAGEO
1:
NT$4.66
4,255 In Stock
Mouser Part #
603-RC0100FR-0715K8L
YAGEO
Thick Film Resistors - SMD 15.8kOhms 1/32W 0100 1%
4,255 In Stock
1
NT$4.66
10
NT$3.23
50
NT$2.94
100
NT$2.15
500
View
20,000
NT$1.11
500
NT$1.83
1,000
NT$1.61
2,500
NT$1.47
10,000
NT$1.11
20,000
NT$1.11
Buy
Min.: 1
Mult.: 1
Reel :
20,000
Details
Reel, Cut Tape, MouseReel
RC L
15.8 kOhms
30 mW (1/32 W)
1 %
200 PPM / C
- 55 C
+ 125 C
15 V
01005
0402
0.4 mm (0.016 in)
0.2 mm (0.008 in)
0.13 mm (0.005 in)
High Reliability
Thick Film Resistors - SMD 15 kOhms 30 mW 1005 1%
RC0100FR-0715KL
YAGEO
1:
NT$5.38
31,320 In Stock
Mouser Part #
603-RC0100FR-0715KL
YAGEO
Thick Film Resistors - SMD 15 kOhms 30 mW 1005 1%
31,320 In Stock
1
NT$5.38
10
NT$3.23
50
NT$2.94
100
NT$2.15
500
View
20,000
NT$1.33
500
NT$1.83
1,000
NT$1.61
2,500
NT$1.47
10,000
NT$1.33
20,000
NT$1.33
Buy
Min.: 1
Mult.: 1
Reel :
20,000
Details
Reel, Cut Tape, MouseReel
RC L
15 kOhms
30 mW (1/32 W)
1 %
200 PPM / C
- 55 C
+ 125 C
15 V
01005
0402
0.4 mm (0.016 in)
0.2 mm (0.008 in)
0.13 mm (0.005 in)
High Reliability
Thick Film Resistors - SMD 15 Ohms 30 mW 1005 1%
RC0100FR-0715RL
YAGEO
1:
NT$4.66
2,436 In Stock
Mouser Part #
603-RC0100FR-0715RL
YAGEO
Thick Film Resistors - SMD 15 Ohms 30 mW 1005 1%
2,436 In Stock
1
NT$4.66
10
NT$3.23
50
NT$2.94
100
NT$2.15
500
View
20,000
NT$1.11
500
NT$1.83
1,000
NT$1.61
2,500
NT$1.47
10,000
NT$1.11
20,000
NT$1.11
Buy
Min.: 1
Mult.: 1
Reel :
20,000
Details
Reel, Cut Tape, MouseReel
RC L
15 Ohms
30 mW (1/32 W)
1 %
300 PPM / C
- 55 C
+ 125 C
15 V
01005
0402
0.4 mm (0.016 in)
0.2 mm (0.008 in)
0.13 mm (0.005 in)
High Reliability
Thick Film Resistors - SMD 162Ohms 1/32W 0100 1%
RC0100FR-07162RL
YAGEO
1:
NT$4.66
19,072 In Stock
Mouser Part #
603-RC0100FR-07162RL
YAGEO
Thick Film Resistors - SMD 162Ohms 1/32W 0100 1%
19,072 In Stock
1
NT$4.66
10
NT$3.23
50
NT$2.94
100
NT$2.15
500
View
20,000
NT$1.11
500
NT$1.83
1,000
NT$1.61
2,500
NT$1.47
10,000
NT$1.11
20,000
NT$1.11
Buy
Min.: 1
Mult.: 1
Reel :
20,000
Details
Reel, Cut Tape, MouseReel
RC L
162 Ohms
30 mW (1/32 W)
1 %
200 PPM / C
- 55 C
+ 125 C
15 V
01005
0402
0.4 mm (0.016 in)
0.2 mm (0.008 in)
0.13 mm (0.005 in)
High Reliability
Thick Film Resistors - SMD 178kOhms 1/32W 0100 1%
RC0100FR-07178KL
YAGEO
1:
NT$4.66
2,726 In Stock
20,000 Expected 8/31/2026
Mouser Part #
603-RC0100FR-07178KL
YAGEO
Thick Film Resistors - SMD 178kOhms 1/32W 0100 1%
2,726 In Stock
20,000 Expected 8/31/2026
1
NT$4.66
10
NT$3.23
50
NT$2.94
100
NT$2.15
500
View
20,000
NT$1.11
500
NT$1.83
1,000
NT$1.61
2,500
NT$1.47
10,000
NT$1.11
20,000
NT$1.11
Buy
Min.: 1
Mult.: 1
Reel :
20,000
Details
Reel, Cut Tape, MouseReel
RC L
178 kOhms
30 mW (1/32 W)
1 %
200 PPM / C
- 55 C
+ 125 C
15 V
01005
0402
0.4 mm (0.016 in)
0.2 mm (0.008 in)
0.13 mm (0.005 in)
High Reliability
Thick Film Resistors - SMD 182kOhms 1/32W 0100 1%
RC0100FR-07182KL
YAGEO
1:
NT$4.66
9,138 In Stock
Mouser Part #
603-RC0100FR-07182KL
YAGEO
Thick Film Resistors - SMD 182kOhms 1/32W 0100 1%
9,138 In Stock
1
NT$4.66
10
NT$3.23
50
NT$2.94
100
NT$2.15
500
View
20,000
NT$1.11
500
NT$1.83
1,000
NT$1.61
2,500
NT$1.47
10,000
NT$1.11
20,000
NT$1.11
Buy
Min.: 1
Mult.: 1
Reel :
20,000
Details
Reel, Cut Tape, MouseReel
RC L
182 kOhms
30 mW (1/32 W)
1 %
200 PPM / C
- 55 C
+ 125 C
15 V
01005
0402
0.4 mm (0.016 in)
0.2 mm (0.008 in)
0.13 mm (0.005 in)
High Reliability
Thick Film Resistors - SMD 182Ohms 1/32W 0100 1%
RC0100FR-07182RL
YAGEO
1:
NT$5.38
19,948 In Stock
Mouser Part #
603-RC0100FR-07182RL
YAGEO
Thick Film Resistors - SMD 182Ohms 1/32W 0100 1%
19,948 In Stock
1
NT$5.38
10
NT$3.23
50
NT$2.94
100
NT$2.15
500
View
20,000
NT$1.11
500
NT$1.83
1,000
NT$1.61
2,500
NT$1.47
10,000
NT$1.18
20,000
NT$1.11
Buy
Min.: 1
Mult.: 1
Reel :
20,000
Details
Reel, Cut Tape, MouseReel
RC L
182 Ohms
30 mW (1/32 W)
1 %
200 PPM / C
- 55 C
+ 125 C
15 V
01005
0402
0.4 mm (0.016 in)
0.2 mm (0.008 in)
0.13 mm (0.005 in)
High Reliability
Thick Film Resistors - SMD 191kOhms 1/32W 0100 1%
RC0100FR-07191KL
YAGEO
1:
NT$5.38
18,495 In Stock
Mouser Part #
603-RC0100FR-07191KL
YAGEO
Thick Film Resistors - SMD 191kOhms 1/32W 0100 1%
18,495 In Stock
1
NT$5.38
10
NT$2.29
500
NT$1.83
1,000
NT$1.61
10,000
NT$1.54
20,000
NT$1.11
Buy
Min.: 1
Mult.: 1
Reel :
20,000
Details
Reel, Cut Tape, MouseReel
RC L
191 kOhms
30 mW (1/32 W)
1 %
200 PPM / C
- 55 C
+ 125 C
15 V
01005
0402
0.4 mm (0.016 in)
0.2 mm (0.008 in)
0.13 mm (0.005 in)
High Reliability
Thick Film Resistors - SMD 1.33kOhms 1/32W 0100 1%
RC0100FR-071K33L
YAGEO
1:
NT$5.38
18,801 In Stock
Mouser Part #
603-RC0100FR-071K33L
YAGEO
Thick Film Resistors - SMD 1.33kOhms 1/32W 0100 1%
18,801 In Stock
1
NT$5.38
10
NT$3.23
50
NT$2.94
100
NT$2.15
500
View
20,000
NT$1.11
500
NT$1.83
1,000
NT$1.61
2,500
NT$1.47
10,000
NT$1.11
20,000
NT$1.11
Buy
Min.: 1
Mult.: 1
Reel :
20,000
Details
Reel, Cut Tape, MouseReel
RC L
1.33 kOhms
30 mW (1/32 W)
1 %
200 PPM / C
- 55 C
+ 125 C
15 V
01005
0402
0.4 mm (0.016 in)
0.2 mm (0.008 in)
0.13 mm (0.005 in)
High Reliability
Thick Film Resistors - SMD 1.5kOhms 1/32W 0100 1%
RC0100FR-071K5L
YAGEO
1:
NT$5.38
19,944 Expected 1/12/2027
Mouser Part #
603-RC0100FR-071K5L
YAGEO
Thick Film Resistors - SMD 1.5kOhms 1/32W 0100 1%
19,944 Expected 1/12/2027
1
NT$5.38
10
NT$3.23
50
NT$2.94
100
NT$2.15
500
View
20,000
NT$1.11
500
NT$1.83
1,000
NT$1.61
2,500
NT$1.47
10,000
NT$1.18
20,000
NT$1.11
Buy
Min.: 1
Mult.: 1
Reel :
20,000
Details
Reel, Cut Tape, MouseReel
RC L
1.5 kOhms
30 mW (1/32 W)
1 %
200 PPM / C
- 55 C
+ 125 C
15 V
01005
0402
0.4 mm (0.016 in)
0.2 mm (0.008 in)
0.13 mm (0.005 in)
High Reliability
Thick Film Resistors - SMD 1.69 kOhms 30 mW 1005 1%
RC0100FR-071K69L
YAGEO
1:
NT$4.66
2,960 In Stock
Mouser Part #
603-RC0100FR-071K69L
YAGEO
Thick Film Resistors - SMD 1.69 kOhms 30 mW 1005 1%
2,960 In Stock
1
NT$4.66
10
NT$3.23
50
NT$2.94
100
NT$2.15
500
View
20,000
NT$1.11
500
NT$1.83
1,000
NT$1.61
2,500
NT$1.47
10,000
NT$1.11
20,000
NT$1.11
Buy
Min.: 1
Mult.: 1
Reel :
20,000
Details
Reel, Cut Tape, MouseReel
RC L
1.69 kOhms
30 mW (1/32 W)
1 %
200 PPM / C
- 55 C
+ 125 C
15 V
01005
0402
0.4 mm (0.016 in)
0.2 mm (0.008 in)
0.13 mm (0.005 in)
High Reliability
Thick Film Resistors - SMD 1 kOhms 30 mW 0100 1%
RC0100FR-071KL
YAGEO
1:
NT$3.94
736 In Stock
160,000 On Order
Mouser Part #
603-RC0100FR-071KL
YAGEO
Thick Film Resistors - SMD 1 kOhms 30 mW 0100 1%
736 In Stock
160,000 On Order
View Dates
On Order:
40,000 Expected 8/14/2026
80,000 Expected 9/14/2026
40,000 Expected 10/23/2026
Factory Lead-Time:
8 Weeks
1
NT$3.94
10
NT$1.33
100
NT$1.00
1,000
NT$0.753
2,500
View
20,000
NT$0.394
2,500
NT$0.538
10,000
NT$0.502
20,000
NT$0.394
Buy
Min.: 1
Mult.: 1
Reel :
20,000
Details
Reel, Cut Tape, MouseReel
RC L
1 kOhms
30 mW (1/32 W)
1 %
200 PPM / C
- 55 C
+ 125 C
15 V
01005
0402
0.4 mm (0.016 in)
0.2 mm (0.008 in)
0.13 mm (0.005 in)
High Reliability
Thick Film Resistors - SMD 1.15 MOhms 1/32W 0100 1%
RC0100FR-071M15L
YAGEO
1:
NT$5.02
15,691 In Stock
Mouser Part #
603-RC0100FR-071M15L
YAGEO
Thick Film Resistors - SMD 1.15 MOhms 1/32W 0100 1%
15,691 In Stock
1
NT$5.02
10
NT$3.41
50
NT$2.94
100
NT$2.15
500
View
20,000
NT$1.15
500
NT$1.90
1,000
NT$1.72
2,500
NT$1.47
10,000
NT$1.15
20,000
NT$1.15
Buy
Min.: 1
Mult.: 1
Reel :
20,000
Details
Reel, Cut Tape, MouseReel
RC L
1.15 MOhms
30 mW (1/32 W)
1 %
200 PPM / C
- 55 C
+ 125 C
15 V
01005
0402
0.4 mm (0.016 in)
0.2 mm (0.008 in)
0.13 mm (0.005 in)
General Purpose
Thick Film Resistors - SMD 1 MOhms 30 mW 0100 1%
RC0100FR-071ML
YAGEO
1:
NT$4.66
12,678 In Stock
120,000 On Order
Mouser Part #
603-RC0100FR-071ML
YAGEO
Thick Film Resistors - SMD 1 MOhms 30 mW 0100 1%
12,678 In Stock
120,000 On Order
View Dates
Stock:
12,678 Can Ship Immediately
On Order:
40,000 Expected 9/23/2026
80,000 Expected 9/28/2026
Factory Lead-Time:
8 Weeks
1
NT$4.66
10
NT$1.51
100
NT$1.15
1,000
NT$0.86
2,500
View
20,000
NT$0.43
2,500
NT$0.645
10,000
NT$0.574
20,000
NT$0.43
Buy
Min.: 1
Mult.: 1
Reel :
20,000
Details
Reel, Cut Tape, MouseReel
RC L
1 MOhms
30 mW (1/32 W)
1 %
200 PPM / C
- 55 C
+ 125 C
15 V
01005
0402
0.4 mm (0.016 in)
0.2 mm (0.008 in)
0.13 mm (0.005 in)
High Reliability
Thick Film Resistors - SMD 1.5Ohms 1/32W 0100 1%
RC0100FR-071R5L
YAGEO
1:
NT$8.25
11,580 In Stock
Mouser Part #
603-RC0100FR-071R5L
YAGEO
Thick Film Resistors - SMD 1.5Ohms 1/32W 0100 1%
11,580 In Stock
1
NT$8.25
10
NT$4.91
50
NT$4.19
100
NT$3.23
500
View
20,000
NT$1.94
500
NT$2.83
1,000
NT$2.51
5,000
NT$2.26
10,000
NT$1.94
20,000
NT$1.94
Buy
Min.: 1
Mult.: 1
Reel :
20,000
Details
Reel, Cut Tape, MouseReel
RC L
1.5 Ohms
30 mW (1/32 W)
1 %
- 200 PPM / C, + 600 PPM / C
- 55 C
+ 125 C
15 V
01005
0402
0.4 mm (0.016 in)
0.2 mm (0.008 in)
0.13 mm (0.005 in)
High Reliability
Thick Film Resistors - SMD 200kOhms 1/32W 0100 1%
RC0100FR-07200KL
YAGEO
1:
NT$4.66
14,335 In Stock
20,000 Expected 10/9/2026
Mouser Part #
603-RC0100FR-07200KL
YAGEO
Thick Film Resistors - SMD 200kOhms 1/32W 0100 1%
14,335 In Stock
20,000 Expected 10/9/2026
1
NT$4.66
10
NT$3.23
50
NT$2.94
100
NT$2.15
500
View
20,000
NT$1.11
500
NT$1.83
1,000
NT$1.61
2,500
NT$1.47
10,000
NT$1.11
20,000
NT$1.11
Buy
Min.: 1
Mult.: 1
Reel :
20,000
Details
Reel, Cut Tape, MouseReel
RC L
200 kOhms
30 mW (1/32 W)
1 %
200 PPM / C
- 55 C
+ 125 C
15 V
01005
0402
0.4 mm (0.016 in)
0.2 mm (0.008 in)
0.13 mm (0.005 in)
High Reliability
Thick Film Resistors - SMD 200 Ohms 30 mW 1005 1%
RC0100FR-07200RL
YAGEO
1:
NT$4.66
10,500 In Stock
20,000 Expected 8/31/2026
Mouser Part #
603-RC0100FR-07200RL
YAGEO
Thick Film Resistors - SMD 200 Ohms 30 mW 1005 1%
10,500 In Stock
20,000 Expected 8/31/2026
1
NT$4.66
10
NT$3.23
50
NT$2.94
100
NT$2.15
500
View
20,000
NT$1.11
500
NT$1.83
1,000
NT$1.61
2,500
NT$1.47
10,000
NT$1.11
20,000
NT$1.11
Buy
Min.: 1
Mult.: 1
Reel :
20,000
Details
Reel, Cut Tape, MouseReel
RC L
200 Ohms
30 mW (1/32 W)
1 %
200 PPM / C
- 55 C
+ 125 C
15 V
01005
0402
0.4 mm (0.016 in)
0.2 mm (0.008 in)
0.13 mm (0.005 in)
High Reliability
Thick Film Resistors - SMD 205kOhms 1/32W 0100 1%
RC0100FR-07205KL
YAGEO
1:
NT$5.38
18,151 In Stock
Mouser Part #
603-RC0100FR-07205KL
YAGEO
Thick Film Resistors - SMD 205kOhms 1/32W 0100 1%
18,151 In Stock
1
NT$5.38
10
NT$3.23
50
NT$2.94
100
NT$2.15
500
View
20,000
NT$1.22
500
NT$1.83
1,000
NT$1.61
2,500
NT$1.47
10,000
NT$1.29
20,000
NT$1.22
Buy
Min.: 1
Mult.: 1
Reel :
20,000
Details
Reel, Cut Tape, MouseReel
RC L
205 kOhms
30 mW (1/32 W)
1 %
200 PPM / C
- 55 C
+ 125 C
15 V
01005
0402
0.4 mm (0.016 in)
0.2 mm (0.008 in)
0.13 mm (0.005 in)
High Reliability
Thick Film Resistors - SMD 20kOhms 1/32W 0100 1%
RC0100FR-0720KL
YAGEO
1:
NT$5.38
2,430 In Stock
100,000 On Order
Mouser Part #
603-RC0100FR-0720KL
YAGEO
Thick Film Resistors - SMD 20kOhms 1/32W 0100 1%
2,430 In Stock
100,000 On Order
View Dates
Stock:
2,430 Can Ship Immediately
On Order:
20,000 Expected 9/16/2026
80,000 Expected 10/5/2026
Factory Lead-Time:
8 Weeks
1
NT$5.38
10
NT$3.23
50
NT$2.94
100
NT$2.40
500
View
20,000
NT$1.11
500
NT$2.04
1,000
NT$1.83
2,500
NT$1.61
10,000
NT$1.11
20,000
NT$1.11
Buy
Min.: 1
Mult.: 1
Reel :
20,000
Details
Reel, Cut Tape, MouseReel
RC L
20 kOhms
30 mW (1/32 W)
1 %
200 PPM / C
- 55 C
+ 125 C
15 V
01005
0402
0.4 mm (0.016 in)
0.2 mm (0.008 in)
0.13 mm (0.005 in)
High Reliability
Thick Film Resistors - SMD 20Ohms 1/32W 0100 1%
RC0100FR-0720RL
YAGEO
1:
NT$5.38
5,785 In Stock
20,000 Expected 10/13/2026
Mouser Part #
603-RC0100FR-0720RL
YAGEO
Thick Film Resistors - SMD 20Ohms 1/32W 0100 1%
5,785 In Stock
20,000 Expected 10/13/2026
1
NT$5.38
10
NT$2.72
50
NT$2.47
100
NT$1.83
500
View
20,000
NT$1.11
500
NT$1.65
1,000
NT$1.29
2,500
NT$1.25
10,000
NT$1.22
20,000
NT$1.11
Buy
Min.: 1
Mult.: 1
Reel :
20,000
Details
Reel, Cut Tape, MouseReel
RC L
20 Ohms
30 mW (1/32 W)
1 %
300 PPM / C
- 55 C
+ 125 C
15 V
01005
0402
0.4 mm (0.016 in)
0.2 mm (0.008 in)
0.13 mm (0.005 in)
High Reliability
Thick Film Resistors - SMD 220kOhms 1/32W 0100 1%
RC0100FR-07220KL
YAGEO
1:
NT$4.66
18,803 In Stock
Mouser Part #
603-RC0100FR-07220KL
YAGEO
Thick Film Resistors - SMD 220kOhms 1/32W 0100 1%
18,803 In Stock
1
NT$4.66
10
NT$3.23
50
NT$2.94
100
NT$2.15
500
View
20,000
NT$1.11
500
NT$1.83
1,000
NT$1.61
2,500
NT$1.47
10,000
NT$1.11
20,000
NT$1.11
Buy
Min.: 1
Mult.: 1
Reel :
20,000
Details
Reel, Cut Tape, MouseReel
RC L
220 kOhms
30 mW (1/32 W)
1 %
200 PPM / C
- 55 C
+ 125 C
15 V
01005
0402
0.4 mm (0.016 in)
0.2 mm (0.008 in)
0.13 mm (0.005 in)
High Reliability
Thick Film Resistors - SMD 220Ohms 1/32W 0100 1%
RC0100FR-07220RL
YAGEO
1:
NT$5.38
15,125 In Stock
Mouser Part #
603-RC0100FR-07220RL
YAGEO
Thick Film Resistors - SMD 220Ohms 1/32W 0100 1%
15,125 In Stock
1
NT$5.38
10
NT$3.23
50
NT$2.94
100
NT$2.15
500
View
20,000
NT$1.22
500
NT$1.83
1,000
NT$1.61
2,500
NT$1.47
10,000
NT$1.29
20,000
NT$1.22
Buy
Min.: 1
Mult.: 1
Reel :
20,000
Details
Reel, Cut Tape, MouseReel
RC L
220 Ohms
30 mW (1/32 W)
1 %
200 PPM / C
- 55 C
+ 125 C
15 V
01005
0402
0.4 mm (0.016 in)
0.2 mm (0.008 in)
0.13 mm (0.005 in)
High Reliability