nVent ASBB400R - Splitter Box Block Assembly, 400 amps, Brushed, Aluminum
nVent

ASBB400R

UPC: 783510139339

Contact for Pricing

Overview

The nVent ASBB400R Splitter Box Block Assembly provides robust 400-amp electrical distribution for industrial, commercial, and utility applications. This assembly features a brushed aluminum block with CU/AL connectors, supporting a main lug rated for 4-600 MCM wire and two branch lugs for 4-600 MCM conductors. It is designed for reliable feeder branch circuit tapping. The ASBB400R is built to handle up to 400 amps and is secured to high-strength insulators for safe operation. Applications include manufacturing plants, data centers, commercial buildings, and utility substations requiring Type 1 enclosures. The product meets CSA Type 3R, 12, and 4, and NEMA/EEMAC Type 1, IEC 60529 IP66 standards, making it suitable for indoor and outdoor use. Grounding is simplified with a single-point ground lug. The assembly includes pre-drilled mounting holes for easy installation into standard 16 or 14 gauge steel enclosures. nVent offers optional accessories for enhanced functionality. SKU: ASBB400R.
  • Each 600-volt block includes a main lug and branch lugs, together with copper/aluminum (CU/AL) connectors secured to insulators.
  • Brushed aluminum construction
  • CU/AL connectors for 4-600 MCM wire
  • CSA Type 3R, 12, 4 and NEMA/EEMAC Type 1, IEC 60529 IP66 compliant
  • Suitable for industrial, commercial, and utility applications

Specifications

Amperage Rating
225 A
Application
Power Distribution
Branch Amps
225 A
Branch Lug Quantity
2
Branch Lug Wire Size
4 AWG - 600 MCM
Branch Lug Wire Size
4-600MCM
Color
Unpainted
Color
Brushed aluminum
Connection Type
CU/AL connectors
Current Rating
400 A
Finish
Brushed
IP Rating
IP66
Main Amps
400 A
Main Lug Quantity
2
Main Lug Wire Size
4-600MCM kcmil
Material
Aluminum
Modification Services
Yes
Mounting Type
Back Panel Mounting
NEMA Rating
Type 1
Number Of Terminals
2
Series
ASBB
Size
4-600 MCM
Type
General Accessories
Type
Commercial Accessories
Weight
1.1 lb
Works With
NEMA
Package Dimensions (L x W x H)
6.5 IN x 6.2 IN x 4.5 IN
Package Dimensions (L x W x H)
16.51 cm x 15.748 cm x 11.43 cm
Package Weight (Imperial)
1.100 L
Package Weight (Metric)
0.499 kg
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Frequently Asked Questions about nVent

What industries and applications are nVent products used for?

nVent products are engineered for critical infrastructure and industrial applications across multiple demanding sectors. Key markets include Construction, Data Centers, Defense, Healthcare, Mining, Oil & Gas Refineries, Power Plants, Rail/Transit, Renewable Energy, Security, Ship Building, Steel Mills, Telecom, and Utilities. Their solutions are designed to withstand extreme environmental conditions, with temperature ranges from -55°C to 105°C and specialized features like UV resistance, oil resistance, and flame resistance.

What environmental ratings do nVent products have?

nVent enclosures feature comprehensive environmental ratings, including UL 508A, CSA, and NEMA Type 1, 2, 3, 4, 4X, 12, and 13 certifications. They are rated IEC 60529 IP66, providing robust protection against dust, water, and corrosion in both indoor and outdoor environments. These products operate effectively in temperatures ranging from -40°F to 266°F, with enhanced UV inhibitors for outdoor weathering and oil-resistant gaskets for superior sealing.

What accessories are available for nVent products?

nVent offers a comprehensive range of accessories across multiple product lines, including EMC accessories like bonding cable clamps and strain reliefs, inline accessories such as lock inserts and mounting brackets, CONCEPT accessories including panel conversion kits and rack-mount angles, and seismic accessories for specialized mounting requirements. Key accessory categories include grounding kits, DIN rail mounting solutions, panel supports, handles, and various mounting hardware compatible with different enclosure types.

What certifications and standards do nVent products comply with?

nVent products meet critical international certifications including UL (United States), CSA (Canada), CE (European Community), and EAC (Russia). Our products are designed to comply with rigorous industrial standards such as NEMA enclosure ratings, IEC 60529 IP ratings, and international safety standards across multiple industrial markets including oil & gas, power, manufacturing, and infrastructure.

What is nVent's warranty policy?

nVent offers a standard 18-month warranty from invoicing date for most automation products, covering defects in workmanship and materials. The warranty requires proper transportation, handling, storage, and installation within specified environmental conditions. Warranty coverage includes repair or replacement at nVent's discretion, with certain conditions such as authorized service repairs and operation within designed capacity limits.

What technical support does nVent offer?

nVent offers comprehensive technical support through multiple global contact centers across North America, South America, Europe, Middle East, India, and Asia. Customers can reach technical experts by phone at regional numbers, with the North American headquarters in Minneapolis, MN providing primary support at +1.763.421.2240. Additionally, nVent provides online support resources through their website, including CAD drawing downloads and an 'Ask The Expert' feature to assist with product technical inquiries.