30407-25

Circuit Protection Circuit Breakers Steel or plastic housing. Steel box type is approximately 1 ¼" x ¾" x 2/3" and comes with integral brackets (to be directly affixed with screws or bolts) or without (needs a mounting bracket). Breakers have 10-32 studs, blades or wire leads. Wire lead type has a 10" wire loop connected to studs and PVC-coated. Loop is intended to be cut, stripped and spliced into a circuit. Datasheet, wiring diagram, and additional pack sizes visit: littelfuse.com/CircuitBreakers 30056, 30137, 30171 - with studs, no bracket 30055, 30138, 30172 - with studs and bracket 300128 - with studs and cross-bracket 3088, 30507 - double breaker assembly -BX – 8 30056-10 -BX – 10 30056-15 -BX – 15 30056-20 -BX – 20 30056-25 -BX – 30056-30 -BX -BP 30 30056-40 -BX – 40 30056-50 30137-6* -BX – 12 – – 30137-10* – – 30137-15 -BX – 12 Type I 25 – – 30063-20 -BX – 30063-30* – – -BP 15 30055-20 -BX -BP 20 30055-25 -BX – 30055-30 -BX -BP 30 30055-40 -BX -BP 30055-50 -BX 30138-10* 30138-15* -BX – 30171-20 -BX – 30171-30 -BX – 30 40 30172-10* – – 10 -BP 50 30172-15 -BX – 15 – – 10 • – – 15 • 30172-20 -BX – 30172-30 -BX – 30 3088-50* – – 50 3088-60 -BX – 3088-80 -BX – 30507-60 -BX – 30507-80 -BX – – 40 • 30128-10 -BX – 10 30128-15 -BX – 30128-20 -BX – 30128-30 -BX – 30 30128-40 -BX – 40 10 • 15 • VOLT AMPS (V DC) (A) 12 25 – Type I sealed 30063 with wire leads, without bracket 12 12 Type I with bracket 30138-40* 20 • 30 • 10 • 10 • 30 • 12 Type I sealed with bracket 15 12 Type I with cross-bracket 20 30407 - Studs and cross-bracket NOTES Type I with Bracket Type I Littelfuse Aftermarket Products Catalog PART NUMBERS BULK BOXED RETAIL 15 24 Type I 20 24 Type I with bracket 20 12 Type I double breaker assembly 60 80 60 12 NOTES PART NUMBERS BULK BOXED RETAIL 30407-15 -BX – 15 30401-15 -BX – 30407-20 -BX – 20 30401-20* – – 30407-25* – – 30407-30 -BX – 30 30407-40 -BX – 40 30414-30* – – 30414-50 -BX – 12 SEALED 10 • Type I sealed double breaker assembly • 80 Steel Case With Blade Terminals VOLT AMPS (V DC) (A) 12 NOTES 30401 - steel case with blades Plastic Case, Stud Terminals *Special Order Item 19 30171-15 6 • VOLT AMPS (V DC) (A) BOXED RETAIL – • Steel Case With Wire Terminals, PVC-Coated 30063-10* -BX PART NUMBERS BULK -BX • • – 30055-15 NOTES 30171-10 30 30 – 10 25 – -BX 8 – – -BX -BX – -BX – 30137-30 30062-20 – 30055-10 – • 30062-30 30055-8* -BX 20 BOXED RETAIL VOLT AMPS (V DC) (A) 30138-30 – PART NUMBERS BOXED RETAIL 30138-25* -BX BULK BULK 50 30137-20 30062 with wire leads, with bracket PART NUMBERS NOTES Type III, Cross-Bracket 25 30 50 • Type I, • Cross Bracket VOLT AMPS (V DC) (A) 12 15 20 SEALED 30056-8 VOLT AMPS (V DC) (A) SEALED BOXED RETAIL SEALED PART NUMBERS BULK SEALED Steel Case With Stud Terminals SEALED 1 Box Style Circuit Breakers NOTES Type I Circuit Breakers S tud Type Low Voltage (6–12 Volts) • Circuit Breakers SAE Type I automatic reset provides protection in installations where it is not possible to manually reset a breaker because of location or safety requirements. Used primarily as a wiring harness protector in 12V DC automotive systems. Conforms to SAE J553C standard. Available with or without mounting bracket. CURRENT RATING (A) BOXED W/O BRACKET BOXED W/ BRACKET CARDED MATERIAL NUMBER MATERIAL NUMBER MATERIAL NUMBER 5 0812005.ZXST 0813005.ZXST – 6 0812006.ZXST 0813006.ZXST – 8 0812008.ZXST 0813008.ZXST – 10 0812010.ZXST 0813010.ZXST – 15 0812015.ZXST 0813015.ZXST – 20 0812020.ZXST 0813020.ZXST 0813020.XP 25 0812025.ZXST 0813025.ZXST – 30 0812030.ZXST 0813030.ZXST 0813030.XP 35 0812035.ZXST 0813035.ZXST – 4 0812040.ZXST 0813040.ZXST 0813040.XP 50 0812050.ZXST 0813050.ZXST 0813050.XP Circuit Breaker Accessories Breaker mounting brackets & busbars. Mounting brackets available in steel or nylon and accept 30056 and 30137 series breakers. Busbars are made from heavy solid brass or copper, with holes or slots that make it easy to connect box-type circuit breakers with studs, in order to feed a number of protected circuits. 30090-04 4-gang steel bracket PART NUMBERS 87128-4 Nylon bracket NUMBER OF GANGS 86099-5 brass busbar with holes DIMENSIONS MOUNTING HOLE DIMENSIONS 2 .81” x 1.29” (122.2 x 32.8 mm) 4.00” (101.6mm) on centers 3 5.71” x 1.29” (145.0 x 32.8mm) 1.90” (124.5mm) on centers 6.62” x 1.29” (160.1 x 32.8mm) 5.81” (147.6mm) on centers 6 8.43” x 1.29” (214.1 x 32.8mm) 7.62” (193.5mm) on centers 8 10.25” x 1.29” (260.4 x 32.8mm) 9.43” (239.5mm) on centers -BX 4 5.69” long (114.5mm) 4.89” (124.2mm) on centers 87128-6 -BX 6 7.51” long (190.8mm) 6.71” (170.4mm) on centers 87128-8 -BX 9.33” long (237.0mm) 8.53” (216.7mm) on centers 87128-10 -BX 10 11.15” long (283.2mm) 10.35” (262.9mm) on centers 87128-13 -BX 13 13.88” long (352.6mm) 13.08” (332.2mm) on centers 86099-2 -BX 2 1.53” long (38.9mm) – 86099-3 -BX 3 2.43” long (61.7mm) – 86099-4 -BX 3.34” long (84.8mm) – 86099-5 -BX 5 4.24” long (197.7mm) – 86126-2 -BX 2 1.41” x .560” (35.8 x 14.2mm) .910” (23.11mm) on centers 86126-4 -BX 86126-6 -BX BULK BOXED 30090-2 -BX 30090-3 -BX 30090-4 -BX 30090-6 -BX 30090-8 -BX 87128-4 DESCRIPTION Mounting Bracket Mounting Bracket Busbar 4 8 4 MATERIAL Steel Nylon Brass 4 Busbar 6 Copper 3.23” x .560” (82.1 x 14.2mm) 2.73” (69.34mm) on centers 5.05” x .560” (128.3 x 14.2mm) 4.55” (115.57mm) on centers 86126-8 -BX 8 6.87” x .560” (174.5 x 14.2mm) 6.37” (161.79mm) on centers 86126-12 -BX 12 10.51” x .560” (267.0 x 14.2mm) 10.01” (254.25mm) on centers 86126-4 copper busbar with slots NOTES For all steel breakers without a bracket. Breakers snap into position, engaging with dimples in the case of the breaker. Secure stud-type breakers by tightening the nuts on the breaker studs. Slots: .910” (23.1mm) on centers, .210” (5.3mm) wide Holes: .910” (23.1mm) on centers, 0.21” (5.3mm) dia. Recommended for use with brackets 87128-X Slots: .910” on centers, .210” (5.3mm) wide littelfuse.com/Aftermarket 20 1