
Mersen T1203009 Mersen ABAT12E DC fuses (SKU: T1203009) provide high-performance protection for 1200VDC…
Alternate Item Number: ABAT12E1700-BIA
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Contact for Pricing
Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.
Overview
- Mersen ABAT12E DC Fuse, SKU: T1203009
- Rated DC Voltage: 1200 VDC (L/R≤3ms)
- Ampere Range: 800 ... 1800 A
- Max. Interrupting Rating (I.R.): 130kA @ 1200VDC (L/R≤3ms)
- UL Recognized - UL 248-13, CSA C22.2
Specifications
Amperage Rating | 1700 A |
Application | Protection of inverters Battery container protection Battery rack / string protection Power Conversion System (PCS) protection Protection of Battery Connection Panel (BCP) DC Systems protection |
Body Material | Ceramic |
Brand Name | Mersen |
Connection | End Contact with Threaded Holes |
Connection Material | Silver-Plated Brass |
Current Rating | 800-1800 A |
DC Voltage Rating | 1200 V |
Mounting | Bolted |
Series | ABAT12E |
Size | 4.31 x x in |
Size | 109.6 x x mm |
Special Features | Designed for DC applications Dedicated to battery protection Fastest of their category Compactness High Max. Interrupting Rating Several terminals can be provided |
Standard | UL Recognized - UL 248-13 CSA C22.2 |
Type | Battery Energy Systems |
Type Of Indicators | Striker |
Voltage Rating | 1200 Vdc |
Package Weight (Imperial) | 6.834 lb |
Package Weight (Metric) | 3.100 kg |

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POWR-JAW clamps improve the contact between fuse and clip. The unnecessary heat from poor contact due to the loss of spring force in the clips can cause nuisance fuse opening and premature aging of surrounding components. High temperature phenolic resin knob designed for the most severe environments 7 sizes to provide effective coverage. Simple design makes installation easy.Frequently Asked Questions
What is the Max. Interrupting Rating (IR) for ABAT12E fuses at 1200VDC?
The Max. Interrupting Rating (IR) for ABAT12E fuses at 1200VDC is 130kA.
What is the pre-arcing I²t for the ABAT12E1700-BIA fuse?
The pre-arcing I²t for the ABAT12E1700-BIA fuse is 1403 kA²s.
What is the clearing I²t at rated voltage for the ABAT12E1700-BIA fuse?
The clearing I²t at rated voltage for the ABAT12E1700-BIA fuse is 4225 kA²s.
What is the watt loss at 0.8 In for the ABAT12E1700-BIA fuse?
The watt loss at 0.8 In for the ABAT12E1700-BIA fuse is 162 W.
What is the maximum DC voltage for the ABAT12E fuse?
The ABAT12E fuse is designed for 1200VDC applications.
What is the current rating range for ABAT12E fuses?
ABAT12E fuses have current ratings from 800A to 1800A.
What are the primary applications for ABAT12E fuses?
These fuses are designed for DC applications, particularly for battery container or inverter protection.
What standards are the ABAT12E fuses recognized under?
The ABAT12E range is UL Recognized under UL 248-13 and CSA C22.2.
Does the ABAT12E fuse have an option for a microswitch?
Yes, the ABAT12E fuse has an option for a microswitch, indicated by a visible indicator lever after operation.
What are the dimensions of the ABAT12E fuse with flush ends?
The dimensions for the ABAT12E with flush ends TTF are provided in mm, with a length of 98.5 mm.
Frequently Asked Questions about Mersen
What industries and applications are Mersen products used for?
Mersen products are used across diverse industrial sectors including solar power, electric vehicles, buildings/construction, industrial automation, power distribution, HVAC, elevators, telecommunications, and specialty manufacturing. Key application areas include circuit protection, surge protection, battery module protection, electrical safety systems, and power management for residential, commercial, and utility-scale installations.
What are the main product lines offered by Mersen?
Mersen offers five primary electrical power product lines: IEC and UL/CSA Fuses and Fusegear, Surge Protection, Low Voltage Disconnect Switches, Power Distribution Blocks, and Engineered Solutions. Their comprehensive range includes specialized components like high-speed fuses, modular fuse holders, surge arresters, and custom-engineered electrical protection systems for industrial and power management applications.
What are the key features of Mersen products?
Mersen products feature advanced electrical protection and power management solutions with key characteristics including finger-safe design, compact modularity, and high-performance safety features. Their product lines span electrical power components like fuses, surge protection, power distribution blocks, and specialized solutions for industrial, solar, and building applications. Critical features include UL/CSA approvals, high short-circuit current ratings, and innovative technologies like the Fuse Control™ program that minimize electrical risks and optimize system performance.
What environmental ratings do Mersen products have?
Mersen products meet rigorous environmental ratings across multiple standards, including UL 508A Type 1, 2, 3, 4, 4X, 12, and 13, CSA Type 1, 2, 3, 4, 4X, 12, and 13, and NEMA Type 1, 2, 3, 4, 4X, 12, and 13. They feature IEC 60529 IP66 protection, with enhanced UV inhibitors for outdoor weathering and operating temperatures ranging from -40°C to 130°C (-40°F to 266°F). These ratings ensure superior protection in wet, corrosive, and challenging industrial environments.
What accessories are available for Mersen products?
Mersen offers multiple accessories for their fuse blocks and systems, including safety pullers (DFC3M and DFC3LP), DIN-rail adapters (DRM), bus bars, auxiliary contacts, and specialized mounting hardware. Key accessories include the DFC3M safety puller for 1-1/2" x 13/32" midget or Class CC fuses, the DRM adapter for mounting 303 series fuse blocks on DIN-rail, and UltraSafe fuse module accessories like bus bars and auxiliary contacts that enable module interconnection and monitoring.
How are Mersen products typically installed?
Mersen products are typically installed in electrical distribution systems, control panels, and industrial automation environments using multiple mounting options. These include service entrance panel mounting, distribution panel installation, control panel DIN rail mounting, and custom engineered solutions like Fused Coordination Panelboards. Installation depends on the specific product type, such as fuses, surge protective devices, or switches, and is designed to provide electrical protection and circuit safety in various industrial and commercial applications.
What certifications and standards do Mersen products comply with?
Mersen products are certified to multiple international standards, including UL (Underwriters Laboratories), CSA (Canadian Standards Association), CCC (China Compulsory Certification), and EAC (Eurasian Conformity). Our products meet rigorous safety and performance standards for industrial applications across North America, China, Russia, and other global markets, ensuring compliance and reliability in electrical power and advanced materials solutions.
What technical support does Mersen offer?
Mersen provides comprehensive technical support through multiple channels, including technical experts located in your time zone who can assist with product selection, application guidance, and troubleshooting. Their Fuse Control™ program offers a free Fuse Inventory Audit & Analysis, and customers can access technical resources through their sales representatives and online platform ep.mersen.com.






