Your Reliable HV DC Fuse Supplier
High speed Square Body fuse for ESS
HIITIO square body fuses provide high-speed protection at higher voltages with better breaking capacity to prevent costly catastrophic failures due to overcurrent, which are specially designed to protect battery energy storage systems (BESS), Wind energy system, photovoltaic inverters, and many other DC applications.
High Current Rating up to 3000A at 1500VDC
High Breaking Capacity up to 250kA
Low Watt-loss Design
Compact Design and Flexible Installation
HIITIO square body fuses provide high-speed protection at higher voltages with better breaking capacity to prevent costly catastrophic failures due to overcurrent, which are specially designed to protect battery energy storage systems (BESS), Wind energy system, photovoltaic inverters, and many other DC applications.
59E Series Square Body Fuse
- Low watt loss provides energy efficiency for DC systems;
- Wide range of sizes and specifications available, from 100A to 630A at 1500V;
- Maximum interrupting rating up to 250kA;
- Class aR performance according to UL 248.13 and IEC60269-4;
- Various DC applications special for the renewable energy industry, from EV chargers to ESS;
- Approved by UL, TUV, etc.
| Connect | Part No. | Fuse Amps | Average @250KA/1500Vdc | Power Loss (W) | ||
| A²s Melting | A²t Clearing | 80% | 100% | |||
| Bolted | HCHVT1500-100B-59E | 100A | 3085 | 8568 | 43 | 55 |
| HCHVT1500-125B-59E | 125A | 4746 | 13182 | 47 | 60 | |
| HCHVT1500-160B-59E | 160A | 7415 | 20597 | 53 | 68 | |
| HCHVT1500-200B-59E | 200A | 11547 | 31208 | 69 | 86 | |
| HCHVT1500-250B-59E | 250A | 18720 | 50594 | 86 | 108 | |
| HCHVT1500-315B-59E | 315A | 31897 | 86207 | 102 | 128 | |
| HCHVT1500-350B-59E | 350A | 42423 | 114556 | 110 | 137 | |
| HCHVT1500-400B-59E | 400A | 61039 | 164970 | 122 | 153 | |
| Connect | Part No. | FuseAmps | Average @250KA/1500Vdc | Power Loss (W) | ||
| A²s Melting | A²t Clearing | 80% | 100% | |||
| Din | HCHVT1500-100U-59E | 100A | 3085 | 8568 | 43 | 55 |
| HCHVT1500-125U-59E | 125A | 4746 | 13182 | 47 | 60 | |
| HCHVT1500-160U-59E | 160A | 7415 | 20597 | 53 | 68 | |
| HCHVT1500-200U-59E | 200A | 11547 | 31208 | 69 | 86 | |
| HCHVT1500-250U-59E | 250A | 18720 | 50594 | 86 | 108 | |
| HCHVT1500-315U-59E | 315A | 31897 | 86207 | 102 | 128 | |
| HCHVT1500-350U-59E | 350A | 42423 | 114556 | 110 | 137 | |
| HCHVT1500-400U-59E | 400A | 61039 | 164970 | 122 | 153 | |
| Connect | Part No. | Fuse Amps | Average @250KA/1500Vdc | Power Loss (W) | ||
| A²s Melting | A²t Clearing | 80% | 100% | |||
| Customize | HCHVT1500-100K-59E | 100A | 3085 | 8568 | 43 | 55 |
| HCHVT1500-125K-59E | 125A | 4746 | 13182 | 47 | 60 | |
| HCHVT1500-160K-59E | 160A | 7415 | 20597 | 53 | 68 | |
| HCHVT1500-200K-59E | 200A | 11547 | 31208 | 69 | 86 | |
| HCHVT1500-250K-59E | 250A | 18720 | 50594 | 86 | 108 | |
| HCHVT1500-315K-59E | 315A | 31897 | 86207 | 102 | 128 | |
| HCHVT1500-350K-59E | 350A | 42423 | 114556 | 110 | 137 | |
| HCHVT1500-400K-59E | 400A | 61039 | 164970 | 122 | 153 | |
74E Series Square Body Fuse
- Excellent DC performance, providing reliable circuit protection under high voltage and high current conditions;
- Fast-acting with lower power loss;
- Wide range of sizes and specifications available, from 100A to 800A at 1500V;
- Maximum breaking capacity up to 250kA;
- Various DC applications special for the renewable energy industry, from EV chargers to ESS ;
- Approved by UL, TUV, etc.
| Connect | Part No. | Fuse Amps | Average @250KA/1500Vdc | Power Loss (W) | ||
| A²s Melting | A²t Clearing | 80% | 100% | |||
| Bolted | HCHVT1500-100B-74E | 100A | 1150 | 4680 | 48 | 60 |
| HCHVT1500-125B-74E | 125A | 1750 | 8350 | 52 | 68 | |
| HCHVT1500-160B-74E | 160A | 3800 | 14000 | 68 | 90 | |
| HCHVT1500-200B-74E | 200A | 5200 | 23500 | 82 | 110 | |
| HCHVT1500-250B-74E | 250A | 10400 | 45000 | 92 | 120 | |
| HCHVT1500-315B-74E | 315A | 21238 | 76760 | 104 | 136 | |
| HCHVT1500-350B-74E | 350A | 29180 | 104691 | 113 | 148 | |
| HCHVT1500-400B-74E | 400A | 38468 | 136083 | 130 | 171 | |
| HCHVT1500-450B-74E | 450A | 54749 | 192815 | 143 | 187 | |
| HCHVT1500-500B-74E | 500A | 74371 | 259379 | 155 | 204 | |
| HCHVT1500-550B-74E | 550A | 93073 | 317075 | 169 | 221 | |
| HCHVT1500-630B-74E | 630A | 131578 | 437610 | 189 | 248 | |
| Connect | Part No. | Fuse Amps | Average @250KA/1500Vdc | Power Loss (W) | ||
| A²s Melting | A²t Clearing | 80% | 100% | |||
| Din | HCHVT1500-100U-74E | 100A | 1150 | 4680 | 48 | 60 |
| HCHVT1500-125U-74E | 125A | 1750 | 8350 | 52 | 68 | |
| HCHVT1500-160U-74E | 160A | 3800 | 14000 | 68 | 90 | |
| HCHVT1500-200U-74E | 200A | 5200 | 23500 | 82 | 110 | |
| HCHVT1500-250U-74E | 250A | 10400 | 45000 | 92 | 120 | |
| HCHVT1500-315U-74E | 315A | 21238 | 76760 | 104 | 136 | |
| HCHVT1500-350U-74E | 350A | 29180 | 104691 | 113 | 148 | |
| HCHVT1500-400U-74E | 400A | 38468 | 136083 | 130 | 171 | |
| HCHVT1500-500U-74E | 500A | 74371 | 259379 | 155 | 204 | |
| HCHVT1500-630U-74E | 630A | 131578 | 437610 | 189 | 248 | |
| Connect | Part No. | Fuse Amps | Average @250KA/1500Vdc | Power Loss (W) | ||
| A²s Melting | A²t Clearing | 80% | 100% | |||
| Customize | HCHVT1500-100K-74E | 100A | 1150 | 4680 | 48 | 60 |
| HCHVT1500-125K-74E | 125A | 1750 | 8350 | 52 | 68 | |
| HCHVT1500-160K-74E | 160A | 3800 | 14000 | 68 | 90 | |
| HCHVT1500-200K-74E | 200A | 5200 | 23500 | 82 | 110 | |
| HCHVT1500-250K-74E | 250A | 10400 | 45000 | 92 | 120 | |
| HCHVT1500-315K-74E | 315A | 21238 | 76760 | 104 | 136 | |
| HCHVT1500-350K-74E | 350A | 29180 | 104691 | 113 | 148 | |
| HCHVT1500-400K-74E | 400A | 38468 | 136083 | 130 | 171 | |
| HCHVT1500-500K-74E | 500A | 74371 | 259379 | 155 | 204 | |
| HCHVT1500-630K-74E | 630A | 131578 | 437610 | 189 | 248 | |
1500Vdc 1400-3000A DC Fast-Acting Fuse
- Higher voltage rating provides overall system efficiency using smaller, more economical conductors while meeting the need of higher voltage.
- Up to 10 times faster opening under high fault current conditions helps assure reliable protection of circuits and components.
- Greater ampacity within sizing guidelines, excellent power of resisting voltaic impingement and environment temperature tolerance, excellent resistance to mechanical vibration and impact resistance.
| Part No. | Fuse Amps | Average 250KA@1500Vdc | Power Loss | |
| Pre-Arcing I²t （A²s） | Max Operating I²t （A²s） | (W) | ||
| HCHVT1500-1400A-159E | 1400A | 833,250 | 3,024,000 | 350 |
| HCHVT1500-1500A-159E | 1500A | 1,078,000 | 3,759,500 | 370 |
| HCHVT1500-1800A-159E | 1800A | 1,980,000 | 5,750,000 | 460 |
| HCHVT1500-2000A-159E | 2000A | 2,530,000 | 7,910,000 | 475 |
| HCHVT1500-2500A-159E | 2500A | 4,696,500 | 14,294,000 | 520 |
| HCHVT1500-3000A-159E | 3000A | 8,505,000 | 25,029,000 | 590 |
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Safety, Stability, and Top-notch Quality
Trusted High Speed Square Body Fuse Manufacturer
Our main products conclude ceramic HVDC fuses, HVDC relays/contactors, air conditioning contactors, IEC AC contactors, and disconnect switch boxes, etc.
19
Years of experience in the Electrical Industry
50+
Countries & Areas
500+
Happy Customers
30,000+
㎡ Headquarters and Factory
Factory Capability
HIITIO was established in 2004 and is now headquartered in Hangzhou, China, which spans 30,000 square meters. Additionally, we have two manufacturing sites: Mingguang Hecheng Electric Co., Ltd. and Yueqing HeCheng Electrical Co., Ltd. Apart from this, we have an experienced R&D team with a strong capability to develop new products and service customized requirements.
Production Capacity
We have introduced advanced automatic production lines and advanced laboratory testing equipments.Simultaneously, the introduced PLM+ERP+MES system ensure the digitalization and intelligence of our factory production. It makes a big contribution to the traceability of the development, production and sales processes.
Quality Control
The production of HIITIO products strictly comply with the ISO9001 and IATF16949 systems to ensure product quality and maximize customer satisfaction.
Pre & After Services
HIITIO offers pre-sales services such as product consultation, technical support, customized solutions, samples service, and fast delivery. In terms of after-sales services, HIITIO responds to customer questions and complaints in a timely manner and provides the best solution.
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Frequently Asked Questions
Of course, we have customers in the United States and Europe. For more information, please contact us.
Of course, we have a distributor policy. Warmly welcome you to discuss with us.
Of course, we can provide free samples after evaluation.
When there is inventory, the delivery time is within a week. If there is no inventory, the delivery time is subject to order and will be as early as possible.
Yes, OEM and ODM are available.
Yes, we can offer bespoke service.
