Schaedler Yesco | Mersen Ferraz Shawmut Chase Fuses

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Automotive (7)
Class CC 600VAC/300VDC Small Motors (28)
Class CC 600VAC/300VDC Transformers (30)
Class CC, 600VAC/DC, ATM (17)
Class G, 600VAC & 480VAC, AG (8)
Class J 600VAC/500VDC, AJT (32)
Class J, 600VAC/300VDC, A4J (15)
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: Finger-safe IP20 protection Optional indicator lights DIN-rail mount Compact footprint Quick, easy fuse change (13)
Ceramic body Fast-acting 5 mm x 20 mm (13)
All fuses are AC and DC rated Expanded ampere ratings Time-delay and general purpose types (7)
Glass body Fast-acting 5 mm x 20 mm 1-1/2"" Axial leads (1)
Suitable for use as Motor Disconnect Meets OSHA lockout/tagout requirements NEMA rated enclosures Knockouts provided Easy screw mounting Selector or pistol handles in black or red/yellow (2)
Patented design allows same body to accept screw or bayonet knob Flange design allows front or rear mounting. (5)
Four unique sizes from ½-60 amperes do not allow inter-changeability with other fuse classes Fiberglass bodies provide dimensional stability in harsh industrial settings (16)
300V 15A Thermoplastic body w/single or two wire version availability and integral mounting clip, tin-plated, insulated #18 solid copper 6" wire lead (1)
Numerous ratings for a wide variety of applications up to 500VAC Time-delay (12 seconds at 200 percent rating) for circuits with high inrush current Can be used with UltraSafe Fuse holders 1 1/2"" x 13/32"" (10 mm x 38 mm) dimensions (32)
Low I2t minimizes damage to protected components on short circuit Controlled arc voltage reduces stress to circuit components during fuse clearing Wide range of ampere ratings (5)
: 4.15 x 3.54 x 2.51 in (3)
5.8 x 2.96 x 1 in (1)
10.88 x 3 in (1)
8.87 x 1.44 in (1)
7.47 x 1.35 x 2.17 in (1)
0.25 x 1.25 Inches (3)
4.68 x 1.36 x 1.97 in (1)
7.13 x 2.12 in (18)
3.83 x 0.2 in (2)
1.41 x 0.41 in (1)

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MERSEN MPDB67563

Part #MERSEN MPDB67563 175AMP 1000VAC POWER DISTRIBUTION BLOCK 3POLE #14-#2/0AWG LINE (6) #14-#2AWG LOAD PER POLE ALUMINUM Mersen Power Distribution Block, Intermediate Open Style, Series: MPDB, 600 VAC, 175 A, 3 Pole, 1 Primary Connections/Pole, 6 Seconda

MFG #MPDB67563

6 in Stock. More available 03/07/2026

$522.24/BX

Regular Price: $714.18/BX, you save $191.94 (27%)

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MERSEN ATDR6-1/4

Part #MERSEN ATDR6-1/4 600V 6-1/4A CC TD FUSE Mersen AMP-TRAPÂ® 2000 SmartSpotÂ® Power Fuse, Current Limiting Low Voltage North American Time Delay, Series: ATDR, Non-Indicating, Rejection, 6.25 A, 600 VAC, 200 kA Interrupt, Class: CC,

MFG #ATDR6-1/4

3 in Stock. More available 03/07/2026

$685.54/BX

Regular Price: $937.50/BX, you save $251.96 (27%)

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MERSEN AJT50

Part #MERSEN AJT50 50AMP 600VAC/500VDC CLASS J TIME- DELAY CURRENT LIMITING FUSE W/BLOWN FUSE INDICATOR IEC TYPE 2 PROTECTION Mersen AMP-TRAPÂ® 2000 SmartSpotÂ® Power Fuse, Current Limiting Low Voltage North American Time Delay, Series:

MFG #AJT50

52 in Stock. More available 02/13/2026 and 03/07/2026

$1361.02/BX

Regular Price: $1861.22/BX, you save $500.20 (27%)

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MERSEN USM3

Part #MERSEN USM3 30AMP 600VAC/1000VDC MAXIMUM MIDGET CLASS THREE POLE ULTRASAFE FUSE HOLDER DIN-RAIL MOUNT Mersen UltraSafeâ¢ Fuse Holder, Series: USM, 800 VAC/1000 VDC, 30 A, 3 Pole, 3 Phase, Class: Midget, Fuse Holder Code: D, Pressure P

MFG #USM3

MERSEN HSJ350

Part #MERSEN HSJ350 600V 350A CLASS J HS FUSE Mersen Power Fuse, Low Voltage High Speed North American Style, Series: HSJ, Rejection, 350 A, 600 VAC/500 VDC, 100/200 kA Interrupt, Class: J, Blade Terminal, Clip Mount, Cylindrical Body, GMG, 2.13 in Dia x 7

MFG #HSJ350

MERSEN MPDB69313

Part #MERSEN MPDB69313 PDB 3P AL LARGE UL1953 760AMP 600VAC 1POLE POWER DISTRIBUTION BLOCK (2)4-500MCM LINE (4)4/0-6 LOAD Mersen Power Distribution Block, Large Open Style, Series: MPDB, 600 VAC, 760 A, 3 Pole, 2 Primary Connections/Pole, 4 Secondary Conne

MFG #MPDB69313

1 in Stock. More available 02/13/2026 and 03/07/2026

$1166.39/BX

Regular Price: $1595.07/BX, you save $428.67 (27%)

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MERSEN A2K30R

Part #MERSEN A2K30R 250V 30A RK1 FUSE Mersen Amp-Trap 2000Â® SmartSpotÂ® Fast Acting Fuse, Current Limiting Low Voltage, Series: A2K-R, Rejection/Non-Rejection: Rejection, 30 A, 250 VAC/VDC, 200/20 kA Interrupt, Class: RK1, Ferrule Term

MFG #A2K30R

12 in Stock. More available 03/07/2026

$791.95/BX

Regular Price: $1083.01/BX, you save $291.06 (27%)

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MERSEN ATQ20

Part #MERSEN ATQ20 20AMP 500VAC MIDGET CLASS FUSE TIME-DELAY 1-1/2" X 13/32" Mersen Amp-TrapÂ® Time Delay Fuse, Low Voltage, Series: ATQ, Indicating/Non-Indicating: Non-Indicating, Rejection/Non-Rejection: Non-Rejection, 20 A, 500 VAC, 10 kA Inte

MFG #ATQ20

80 in Stock. More available 02/13/2026 and 03/07/2026

$626.23/BX

Regular Price: $856.38/BX, you save $230.15 (27%)

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MERSEN GDL6

Part #MERSEN GDL6 6AMP 250VAC GLASS FUSE TIME-DELAY 1/4" X 1-1/4" Mersen Miniature Fuse, Time Delay, Series: GDL, Indicating/Non-Indicating: Non-Indicating, Rejection/Non-Rejection: Non-Rejection, 6 A, 250 VAC, 0.2 kA Interrupt, Ferrule Terminal, Clip Moun

MFG #GDL6

50 in Stock. More available 02/13/2026 and 03/07/2026

$23.19/BX

Regular Price: $31.71/BX, you save $8.52 (27%)

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MERSEN A4BQ1000

Part #MERSEN A4BQ1000 600V 1000A L TD FUSE Mersen AMP-TRAPÂ® 2000 SmartSpotÂ® Power Fuse, Current Limiting Low Voltage North American Time Delay, Series: A4BQ, Non-Indicating, Rejection, 1000 A, 600 VAC, 200 kA Interrupt, Class: L, 4 s

MFG #A4BQ1000

2 in Stock. More available 02/13/2026 and 03/07/2026

$17809.64/BX

Regular Price: $22120.67/BX, you save $4,311.02 (19%)

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MERSEN SBS5

Part #MERSEN SBS5 5AMP 600VAC FERRULE FUSE FAST ACTING 1-3/8" X 13/32" Mersen Fast Acting Fuse, Low Voltage, Series: SBS, Rejection/Non-Rejection: Non-Rejection, 5 A, 600 VAC, 100 kA Interrupt, Class: Midget, 29 s Response, Ferrule Terminal, Clip Mount, Cy

MFG #SBS5

34 in Stock. More available 03/07/2026

$233.06/BX

Regular Price: $318.72/BX, you save $85.66 (27%)

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MERSEN GSD1

Part #MERSEN GSD1 1AMP 250VAC CERMAIC FUSE FAST ACTING 5MM X 20MM Mersen Miniature Fuse, Fast Acting, Series: GSD, Rejection/Non-Rejection: Non-Rejection, 1 A, 250 VAC, 1.5 kA Interrupt, Ferrule Terminal, Clip Mount, Cylindrical Body, Ceramic, 5 mm Dia x 2

MFG #GSD1

45 in Stock. More available 02/13/2026 and 03/07/2026

$36.64/BX

Regular Price: $50.10/BX, you save $13.46 (27%)

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MERSEN OT30

Part #MERSEN OT30 30AMP 250VAC CLASS K5 FUSE GENERAL PURPOSE Mersen One-Time Fuse, Fast Acting, Series: OT Series, Non-Rejection, 30 A, 250 VAC/VDC, 50/20 kA Interrupt, Class: K5, Ferrule Terminal, Clip Mounting, Cylindrical Body, Paper, 9/16 in Dia x 2 in

MFG #OT30

116 in Stock. More available 03/07/2026

$88.80/BX

Regular Price: $110.29/BX, you save $21.49 (19%)

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MERSEN GGC25

Part #MERSEN GGC25 32VAC 25AMP GLASS FUSE FAST ACTING 1/4" X 1-1/4" Mersen Miniature Fuse, Fast Acting, Series: GGC, Indicating/Non-Indicating: Non-Indicating, Rejection/Non-Rejection: Non-Rejection, 25 A, 32 VAC, 1 kA Interrupt, Ferrule Terminal, Clip Mou

MFG #GGC25

5 in Stock. More available 03/07/2026

$12.52/BX

Regular Price: $17.12/BX, you save $4.60 (27%)

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MERSEN OTM3

Part #MERSEN OTM3 3AMP 250VAC MIDGET CLASS FUSE FAST ACTING 1-1/2" X 13/32" GENERAL PURPOSE Mersen Fast Acting Fuse, Low Voltage, Series: OTM, Rejection/Non-Rejection: Non-Rejection, 3 A, 250 VAC, 10 kA Interrupt, Class: Midget, 21 s Response, Ferrule Term

MFG #OTM3

2 in Stock. More available 03/07/2026

$134.78/BX

Regular Price: $184.31/BX, you save $49.53 (27%)

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MERSEN A6D60R

Part #MERSEN A6D60R 60AMP 600VAC/VDC CLASS RK1 TIME- DELAY CURRENT LIMITING FUSE W/BLOWN FUSE INDICATOR IEC TYPE 2 PROTECTION REJECTION TYPE Mersen AMP-TRAPÂ® 2000 SmartSpotÂ® Power Fuse, Current Limiting Low Voltage North American Time

MFG #A6D60R

17 in Stock. More available 02/13/2026 and 03/07/2026

$1319.78/BX

Regular Price: $1804.83/BX, you save $485.05 (27%)

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