{"product_id":"eaton-bussmann-jjn-400-400a-class-t-fast-acting-fuse","title":"Eaton Bussmann JJN-400 400A Class T Fast-Acting Fuse","description":"\u003cdiv style=\"max-width:1120px;margin:0 auto;color:#374151;font-family:inherit;line-height:1.6;\"\u003e\n\u003csection style=\"padding:22px 24px;border:1px solid #E5E7EB;border-top:5px solid #DC0224;border-radius:14px;background:linear-gradient(135deg,#FFFFFF 0%,#F7F7F7 100%);box-shadow:0 4px 14px rgba(17,24,39,0.07);\"\u003e\u003cp style=\"margin:0 0 8px;color:#DC0224;font-size:0.78rem;line-height:1.3;font-weight:800;letter-spacing:0.08em;text-transform:uppercase;\"\u003eExcel Lighting \u0026amp; Electrical Supply Co.\u003c\/p\u003e\n\u003ch2 style=\"margin:0 0 10px;color:#1F2937;font-size:1.35rem;line-height:1.3;font-weight:750;\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp style=\"margin:0;color:#4B5563;font-size:1rem;line-height:1.7;\"\u003eThe Eaton Bussmann JJN-400 is a 400 A, fast-acting Class T fuse rated for 300 VAC and 160 VDC. It has current-limiting operation, bolted-blade terminals at both ends, interrupting ratings of 200 kA RMS symmetrical at 300 VAC and 20 kA at 160 VDC, and a non-indicating design.\u003c\/p\u003e\u003c\/section\u003e\u003csection style=\"margin:28px 0 0;\"\u003e\u003ch2 style=\"margin:0 0 14px;color:#1F2937;font-size:1.25rem;line-height:1.3;font-weight:700;\"\u003eKey Features\u003c\/h2\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;\"\u003e\n\u003cdiv style=\"background:#FFFFFF;border:1px solid #E5E7EB;border-radius:12px;padding:18px;box-shadow:0 2px 8px rgba(17,24,39,0.06);\"\u003e\n\u003ch3 style=\"margin:0 0 8px;color:#1F2937;font-size:1rem;line-height:1.35;font-weight:700;\"\u003e400 A Current Rating\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#4B5563;font-size:0.95rem;line-height:1.6;\"\u003eRated for 400 A.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#FFFFFF;border:1px solid #E5E7EB;border-radius:12px;padding:18px;box-shadow:0 2px 8px rgba(17,24,39,0.06);\"\u003e\n\u003ch3 style=\"margin:0 0 8px;color:#1F2937;font-size:1rem;line-height:1.35;font-weight:700;\"\u003eClass T Fuse Type\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#4B5563;font-size:0.95rem;line-height:1.6;\"\u003eThe JJN-400 is a Class T fuse.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#FFFFFF;border:1px solid #E5E7EB;border-radius:12px;padding:18px;box-shadow:0 2px 8px rgba(17,24,39,0.06);\"\u003e\n\u003ch3 style=\"margin:0 0 8px;color:#1F2937;font-size:1rem;line-height:1.35;font-weight:700;\"\u003e300 VAC and 160 VDC Ratings\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#4B5563;font-size:0.95rem;line-height:1.6;\"\u003eRated at 300 VAC and 160 VDC.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#FFFFFF;border:1px solid #E5E7EB;border-radius:12px;padding:18px;box-shadow:0 2px 8px rgba(17,24,39,0.06);\"\u003e\n\u003ch3 style=\"margin:0 0 8px;color:#1F2937;font-size:1rem;line-height:1.35;font-weight:700;\"\u003eAC and DC Interrupting Ratings\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#4B5563;font-size:0.95rem;line-height:1.6;\"\u003eInterrupting ratings are 200 kA RMS symmetrical at 300 VAC and 20 kA at 160 VDC.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#FFFFFF;border:1px solid #E5E7EB;border-radius:12px;padding:18px;box-shadow:0 2px 8px rgba(17,24,39,0.06);\"\u003e\n\u003ch3 style=\"margin:0 0 8px;color:#1F2937;font-size:1rem;line-height:1.35;font-weight:700;\"\u003eFast-Acting, Current-Limiting Operation\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#4B5563;font-size:0.95rem;line-height:1.6;\"\u003eProvides a current-limiting response on non-inductive circuits for ground faults and short circuits.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#FFFFFF;border:1px solid #E5E7EB;border-radius:12px;padding:18px;box-shadow:0 2px 8px rgba(17,24,39,0.06);\"\u003e\n\u003ch3 style=\"margin:0 0 8px;color:#1F2937;font-size:1rem;line-height:1.35;font-weight:700;\"\u003eBolted-Blade Terminals at Both Ends\u003c\/h3\u003e\n\u003cp style=\"margin:0;color:#4B5563;font-size:0.95rem;line-height:1.6;\"\u003eBolted-blade terminals are provided at both ends.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection style=\"margin:28px 0 0;\"\u003e\u003ch2 style=\"margin:0 0 14px;color:#1F2937;font-size:1.25rem;line-height:1.3;font-weight:700;\"\u003eSpecifications\u003c\/h2\u003e\n\u003cdiv style=\"margin:0 0 18px;border:1px solid #E5E7EB;border-radius:12px;overflow:hidden;background:#FFFFFF;\"\u003e\n\u003ch3 style=\"margin:0;padding:12px 14px;background:#757575;color:#FFFFFF;font-size:1rem;line-height:1.35;font-weight:700;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"width:100%;overflow-x:auto;\"\u003e\u003ctable style=\"width:100%;min-width:420px;border-collapse:collapse;border-spacing:0;font-family:inherit;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:12px 14px;border-top:1px solid #E5E7EB;color:#374151;text-align:left;vertical-align:top;font-size:0.92rem;line-height:1.45;font-weight:600;\"\u003eFits Fuse Class or Type\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #E5E7EB;color:#4B5563;vertical-align:top;font-size:0.92rem;line-height:1.45;\"\u003eClass T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F9FAFB;\"\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:12px 14px;border-top:1px solid #E5E7EB;color:#374151;text-align:left;vertical-align:top;font-size:0.92rem;line-height:1.45;font-weight:600;\"\u003eCurrent - Maximum\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #E5E7EB;color:#4B5563;vertical-align:top;font-size:0.92rem;line-height:1.45;\"\u003e400 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:12px 14px;border-top:1px solid #E5E7EB;color:#374151;text-align:left;vertical-align:top;font-size:0.92rem;line-height:1.45;font-weight:600;\"\u003eAC Voltage Rating\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #E5E7EB;color:#4B5563;vertical-align:top;font-size:0.92rem;line-height:1.45;\"\u003e300 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F9FAFB;\"\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:12px 14px;border-top:1px solid #E5E7EB;color:#374151;text-align:left;vertical-align:top;font-size:0.92rem;line-height:1.45;font-weight:600;\"\u003eDC Voltage Rating\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #E5E7EB;color:#4B5563;vertical-align:top;font-size:0.92rem;line-height:1.45;\"\u003e160 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:12px 14px;border-top:1px solid #E5E7EB;color:#374151;text-align:left;vertical-align:top;font-size:0.92rem;line-height:1.45;font-weight:600;\"\u003eVisual Indication\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #E5E7EB;color:#4B5563;vertical-align:top;font-size:0.92rem;line-height:1.45;\"\u003eNon-Indicating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F9FAFB;\"\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:12px 14px;border-top:1px solid #E5E7EB;color:#374151;text-align:left;vertical-align:top;font-size:0.92rem;line-height:1.45;font-weight:600;\"\u003eHeight (in.)\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #E5E7EB;color:#4B5563;vertical-align:top;font-size:0.92rem;line-height:1.45;\"\u003e1 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:12px 14px;border-top:1px solid #E5E7EB;color:#374151;text-align:left;vertical-align:top;font-size:0.92rem;line-height:1.45;font-weight:600;\"\u003eWidth (in.)\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #E5E7EB;color:#4B5563;vertical-align:top;font-size:0.92rem;line-height:1.45;\"\u003e1 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F9FAFB;\"\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:12px 14px;border-top:1px solid #E5E7EB;color:#374151;text-align:left;vertical-align:top;font-size:0.92rem;line-height:1.45;font-weight:600;\"\u003eLength (in.)\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #E5E7EB;color:#4B5563;vertical-align:top;font-size:0.92rem;line-height:1.45;\"\u003e2.75 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:12px 14px;border-top:1px solid #E5E7EB;color:#374151;text-align:left;vertical-align:top;font-size:0.92rem;line-height:1.45;font-weight:600;\"\u003eWeight (lb.)\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #E5E7EB;color:#4B5563;vertical-align:top;font-size:0.92rem;line-height:1.45;\"\u003e0.25 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection style=\"margin:28px 0 0;padding:20px;border:1px solid #E5E7EB;border-left:4px solid #DC0224;border-radius:12px;background:#F9FAFB;\"\u003e\u003ch2 style=\"margin:0 0 12px;color:#1F2937;font-size:1.2rem;line-height:1.3;font-weight:700;\"\u003ePractical Applications\u003c\/h2\u003e\n\u003cul style=\"margin:0;padding-left:20px;color:#4B5563;font-size:0.95rem;line-height:1.55;\"\u003e\n\u003cli style=\"margin:0 0 8px;padding-left:2px;\"\u003eVFD line protection\u003c\/li\u003e\n\u003cli style=\"margin:0 0 8px;padding-left:2px;\"\u003eMulti-family meter stacks\u003c\/li\u003e\n\u003cli style=\"margin:0 0 8px;padding-left:2px;\"\u003eLarge apartment complexes\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\n\u003c\/div\u003e\u003c!-- registry-additional-specifications:start --\u003e\u003csection style=\"margin:28px 0 0;\"\u003e\u003ch2 style=\"margin:0 0 14px;color:#1F2937;font-size:1.25rem;line-height:1.3;font-weight:700;\"\u003eAdditional specifications\u003c\/h2\u003e\n\u003cdiv style=\"margin:0 0 18px;border:1px solid #E5E7EB;border-radius:12px;overflow:hidden;background:#FFFFFF;\"\u003e\n\u003ch3 style=\"margin:0;padding:12px 14px;background:#757575;color:#FFFFFF;font-size:1rem;line-height:1.35;font-weight:700;\"\u003eAdditional specifications · Compliance\u003c\/h3\u003e\n\u003cdiv style=\"width:100%;overflow-x:auto;\"\u003e\u003ctable style=\"width:100%;min-width:420px;border-collapse:collapse;border-spacing:0;font-family:inherit;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:12px 14px;border-top:1px solid #E5E7EB;color:#374151;text-align:left;vertical-align:top;font-size:0.92rem;line-height:1.45;font-weight:600;\"\u003eUL standard\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #E5E7EB;color:#4B5563;vertical-align:top;font-size:0.92rem;line-height:1.45;\"\u003eUL 248-15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F9FAFB;\"\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:12px 14px;border-top:1px solid #E5E7EB;color:#374151;text-align:left;vertical-align:top;font-size:0.92rem;line-height:1.45;font-weight:600;\"\u003eCSA standard\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #E5E7EB;color:#4B5563;vertical-align:top;font-size:0.92rem;line-height:1.45;\"\u003eCSA C22.2 No. 248.15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:12px 14px;border-top:1px solid #E5E7EB;color:#374151;text-align:left;vertical-align:top;font-size:0.92rem;line-height:1.45;font-weight:600;\"\u003eAgency approvals and compliance\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #E5E7EB;color:#4B5563;vertical-align:top;font-size:0.92rem;line-height:1.45;\"\u003ecULus Listed (file JDDZ.E4273); UL 248-15; CSA C22.2 No. 248.15; CE; RoHS compliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F9FAFB;\"\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:12px 14px;border-top:1px solid #E5E7EB;color:#374151;text-align:left;vertical-align:top;font-size:0.92rem;line-height:1.45;font-weight:600;\"\u003eCE marking\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #E5E7EB;color:#4B5563;vertical-align:top;font-size:0.92rem;line-height:1.45;\"\u003eCE marked\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:12px 14px;border-top:1px solid #E5E7EB;color:#374151;text-align:left;vertical-align:top;font-size:0.92rem;line-height:1.45;font-weight:600;\"\u003ecULus listing\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #E5E7EB;color:#4B5563;vertical-align:top;font-size:0.92rem;line-height:1.45;\"\u003ecULus Listed; file No. JDDZ.E4273\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F9FAFB;\"\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:12px 14px;border-top:1px solid #E5E7EB;color:#374151;text-align:left;vertical-align:top;font-size:0.92rem;line-height:1.45;font-weight:600;\"\u003eRoHS status\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #E5E7EB;color:#4B5563;vertical-align:top;font-size:0.92rem;line-height:1.45;\"\u003eRoHS compliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:0 0 18px;border:1px solid #E5E7EB;border-radius:12px;overflow:hidden;background:#FFFFFF;\"\u003e\n\u003ch3 style=\"margin:0;padding:12px 14px;background:#757575;color:#FFFFFF;font-size:1rem;line-height:1.35;font-weight:700;\"\u003eAdditional specifications · Electrical\u003c\/h3\u003e\n\u003cdiv style=\"width:100%;overflow-x:auto;\"\u003e\u003ctable style=\"width:100%;min-width:420px;border-collapse:collapse;border-spacing:0;font-family:inherit;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:12px 14px;border-top:1px solid #E5E7EB;color:#374151;text-align:left;vertical-align:top;font-size:0.92rem;line-height:1.45;font-weight:600;\"\u003eDC interrupting rating\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #E5E7EB;color:#4B5563;vertical-align:top;font-size:0.92rem;line-height:1.45;\"\u003e20 (applies to the 15–600 A fuse range) kA DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F9FAFB;\"\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:12px 14px;border-top:1px solid #E5E7EB;color:#374151;text-align:left;vertical-align:top;font-size:0.92rem;line-height:1.45;font-weight:600;\"\u003eAC interrupting rating\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #E5E7EB;color:#4B5563;vertical-align:top;font-size:0.92rem;line-height:1.45;\"\u003e200 kA RMS symmetrical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:12px 14px;border-top:1px solid #E5E7EB;color:#374151;text-align:left;vertical-align:top;font-size:0.92rem;line-height:1.45;font-weight:600;\"\u003eApparent RMS symmetrical let-through current at 200 kA prospective SCC\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #E5E7EB;color:#4B5563;vertical-align:top;font-size:0.92rem;line-height:1.45;\"\u003e9,000 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:0 0 18px;border:1px solid #E5E7EB;border-radius:12px;overflow:hidden;background:#FFFFFF;\"\u003e\n\u003ch3 style=\"margin:0;padding:12px 14px;background:#757575;color:#FFFFFF;font-size:1rem;line-height:1.35;font-weight:700;\"\u003eAdditional specifications · Electrical performance\u003c\/h3\u003e\n\u003cdiv style=\"width:100%;overflow-x:auto;\"\u003e\u003ctable style=\"width:100%;min-width:420px;border-collapse:collapse;border-spacing:0;font-family:inherit;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:12px 14px;border-top:1px solid #E5E7EB;color:#374151;text-align:left;vertical-align:top;font-size:0.92rem;line-height:1.45;font-weight:600;\"\u003eCurrent-limiting operation\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #E5E7EB;color:#4B5563;vertical-align:top;font-size:0.92rem;line-height:1.45;\"\u003eProvides a current-limiting response on non-inductive circuits for ground faults and short circuits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F9FAFB;\"\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:12px 14px;border-top:1px solid #E5E7EB;color:#374151;text-align:left;vertical-align:top;font-size:0.92rem;line-height:1.45;font-weight:600;\"\u003eLet-through current at 200 kA prospective short-circuit current\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #E5E7EB;color:#4B5563;vertical-align:top;font-size:0.92rem;line-height:1.45;\"\u003e9,000 A apparent RMS symmetrical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:0 0 18px;border:1px solid #E5E7EB;border-radius:12px;overflow:hidden;background:#FFFFFF;\"\u003e\n\u003ch3 style=\"margin:0;padding:12px 14px;background:#757575;color:#FFFFFF;font-size:1rem;line-height:1.35;font-weight:700;\"\u003eAdditional specifications · Construction\u003c\/h3\u003e\n\u003cdiv style=\"width:100%;overflow-x:auto;\"\u003e\u003ctable style=\"width:100%;min-width:420px;border-collapse:collapse;border-spacing:0;font-family:inherit;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:12px 14px;border-top:1px solid #E5E7EB;color:#374151;text-align:left;vertical-align:top;font-size:0.92rem;line-height:1.45;font-weight:600;\"\u003eFuse element construction\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #E5E7EB;color:#4B5563;vertical-align:top;font-size:0.92rem;line-height:1.45;\"\u003eSingle-element\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F9FAFB;\"\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:12px 14px;border-top:1px solid #E5E7EB;color:#374151;text-align:left;vertical-align:top;font-size:0.92rem;line-height:1.45;font-weight:600;\"\u003eConnection style\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #E5E7EB;color:#4B5563;vertical-align:top;font-size:0.92rem;line-height:1.45;\"\u003eBolted blade end x bolted blade end\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:0 0 18px;border:1px solid #E5E7EB;border-radius:12px;overflow:hidden;background:#FFFFFF;\"\u003e\n\u003ch3 style=\"margin:0;padding:12px 14px;background:#757575;color:#FFFFFF;font-size:1rem;line-height:1.35;font-weight:700;\"\u003eAdditional specifications · Application\u003c\/h3\u003e\n\u003cdiv style=\"width:100%;overflow-x:auto;\"\u003e\u003ctable style=\"width:100%;min-width:420px;border-collapse:collapse;border-spacing:0;font-family:inherit;\"\u003e\u003ctbody\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:12px 14px;border-top:1px solid #E5E7EB;color:#374151;text-align:left;vertical-align:top;font-size:0.92rem;line-height:1.45;font-weight:600;\"\u003eApplication\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #E5E7EB;color:#4B5563;vertical-align:top;font-size:0.92rem;line-height:1.45;\"\u003eVFD line protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F9FAFB;\"\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:12px 14px;border-top:1px solid #E5E7EB;color:#374151;text-align:left;vertical-align:top;font-size:0.92rem;line-height:1.45;font-weight:600;\"\u003eInrush-current limitation\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #E5E7EB;color:#4B5563;vertical-align:top;font-size:0.92rem;line-height:1.45;\"\u003eShort-circuit protection only; must be oversized for circuits with motor, transformer, or other inductive-load inrush.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:0 0 18px;border:1px solid #E5E7EB;border-radius:12px;overflow:hidden;background:#FFFFFF;\"\u003e\n\u003ch3 style=\"margin:0;padding:12px 14px;background:#757575;color:#FFFFFF;font-size:1rem;line-height:1.35;font-weight:700;\"\u003eAdditional specifications · Compatibility\u003c\/h3\u003e\n\u003cdiv style=\"width:100%;overflow-x:auto;\"\u003e\u003ctable style=\"width:100%;min-width:420px;border-collapse:collapse;border-spacing:0;font-family:inherit;\"\u003e\u003ctbody\u003e\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:12px 14px;border-top:1px solid #E5E7EB;color:#374151;text-align:left;vertical-align:top;font-size:0.92rem;line-height:1.45;font-weight:600;\"\u003eRecommended fuse block\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #E5E7EB;color:#4B5563;vertical-align:top;font-size:0.92rem;line-height:1.45;\"\u003eT30400-1_\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:0 0 18px;border:1px solid #E5E7EB;border-radius:12px;overflow:hidden;background:#FFFFFF;\"\u003e\n\u003ch3 style=\"margin:0;padding:12px 14px;background:#757575;color:#FFFFFF;font-size:1rem;line-height:1.35;font-weight:700;\"\u003eAdditional specifications · Protection\u003c\/h3\u003e\n\u003cdiv style=\"width:100%;overflow-x:auto;\"\u003e\u003ctable style=\"width:100%;min-width:420px;border-collapse:collapse;border-spacing:0;font-family:inherit;\"\u003e\u003ctbody\u003e\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:12px 14px;border-top:1px solid #E5E7EB;color:#374151;text-align:left;vertical-align:top;font-size:0.92rem;line-height:1.45;font-weight:600;\"\u003eShort-circuit behavior\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #E5E7EB;color:#4B5563;vertical-align:top;font-size:0.92rem;line-height:1.45;\"\u003eCurrent-limiting\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:0 0 18px;border:1px solid #E5E7EB;border-radius:12px;overflow:hidden;background:#FFFFFF;\"\u003e\n\u003ch3 style=\"margin:0;padding:12px 14px;background:#757575;color:#FFFFFF;font-size:1rem;line-height:1.35;font-weight:700;\"\u003eAdditional specifications · Applications\u003c\/h3\u003e\n\u003cdiv style=\"width:100%;overflow-x:auto;\"\u003e\u003ctable style=\"width:100%;min-width:420px;border-collapse:collapse;border-spacing:0;font-family:inherit;\"\u003e\u003ctbody\u003e\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:12px 14px;border-top:1px solid #E5E7EB;color:#374151;text-align:left;vertical-align:top;font-size:0.92rem;line-height:1.45;font-weight:600;\"\u003eTypical applications\u003c\/th\u003e\n\u003ctd style=\"padding:12px 14px;border-top:1px solid #E5E7EB;color:#4B5563;vertical-align:top;font-size:0.92rem;line-height:1.45;\"\u003eLarge apartment complexes; multi-family meter stacks; VFD line protection\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003c!-- registry-additional-specifications:end --\u003e","brand":"Eaton Bussmann","offers":[{"title":"Default Title","offer_id":68229794168943,"sku":"JJN-400","price":125.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8970\/4303\/files\/excel-sku-jjn-400-41534c66.jpg?v=1794011770","url":"https:\/\/excel-lighting-electrical-supply-co.myshopify.com\/products\/eaton-bussmann-jjn-400-400a-class-t-fast-acting-fuse","provider":"Excel Lighting \u0026 Electrical Supply, Co.","version":"1.0","type":"link"}