nVent STB151512 - Terminal Box, STB, 150x150x120mm, Light Gray, Mild Steel
nVent

STB151512

UPC: 783510529420

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Installation Instructions

Contact for Pricing

Overview

The nVent STB151512 mild steel terminal box is a robust, IP66-rated enclosure designed to protect electrical connections in demanding indoor environments. Engineered with 1.2 mm mild steel construction, this terminal box delivers exceptional durability and long-term performance against dust, moisture, and mechanical impact. The folded and seam-welded body ensures structural integrity, while the injected one-piece polyurethane gasket provides a reliable seal that meets IP66, TYPE 4, 12, and 13 standards. With IK08 impact resistance, the STB151512 is built to withstand harsh conditions without compromising protection for critical electrical components. This terminal box is ideal for industrial automation, control panels, and power distribution systems where reliable protection of wiring and connections is essential. Common applications include manufacturing facilities, processing plants, commercial buildings, and infrastructure projects where environmental contaminants pose a risk to electrical systems. The STB range from nVent is trusted by engineers and technicians for its consistent quality and compliance with international standards, ensuring peace of mind in mission-critical installations. Key features of the STB151512 include four 8.5 mm diameter wall-fixing holes for secure installation, four M6 × 13 studs for bottom profile or mounting plate fixation, and M8x18 mm earthing studs in both the body and cover for proper grounding. The RAL 7035 structured powder coating offers a professional appearance and enhanced corrosion resistance, making it suitable for both functional and aesthetic applications. The terminal box is delivered as a complete assembly with body, cover, and all necessary hardware, ready for immediate installation. Professionals in electrical engineering, panel building, and industrial maintenance rely on nVent’s STB series for its proven performance and compatibility with a wide range of accessories. Whether used in control cabinets, junction boxes, or distribution enclosures, the STB151512 provides a dependable solution for safeguarding electrical connections against environmental threats. Its compact 150x150x120mm dimensions make it versatile for space-constrained installations, while the 1.35 kg weight ensures manageable handling without sacrificing robustness. nVent, a global leader in electrical and thermal management solutions, designs the STB series to meet the rigorous demands of industrial environments. With a legacy of innovation and a commitment to quality, nVent’s terminal boxes are a preferred choice for professionals who require reliable, long-lasting protection for their electrical infrastructure. The STB151512 is available off the shelf in multiple sizes, offering flexibility to match specific project requirements while maintaining consistent performance across the range.
  • Material: 1.2 mm mild steel.
  • Body: Folded and seam welded. Four 8.5 mm diameter holes for wall fixing. Four M6 × 13 studs for bottom profiles / mounting plate fixation.
  • Gasket: Sealing is ensured by an injected one piece polyurethane gasket.
  • Earthing: M8x18 mm earthing studs in body and cover, M8 nuts, earthing washers and earthing labels.
  • Protection: IP 66, TYPE 4, 12, IK 08.
  • Finish: RAL 7035, structured powder coating.
  • Delivery: Body, cover, cover screws, fixing screws, cover plugs, and earthing facilities.

Specifications

Application
Factory Automation and Process Control; Controls and Drives
Application
Controls and Drives;Factory Automation and Process Control
Body Thickness
16 ga
Body Thickness
1.2 mm
Body Thickness
18 ga
Cable Entry
No
Color
Light Gray;RAL 7035 Light Gray
Color
Light Gray
Color Code
RAL 7035
Construction
Body: 18 gauge Door: 18 gauge
Cubic Capacity
165 in3
Depth
13 IN
Depth
4.72
Depth
120
Door Thickness
1.2 mm
Door Thickness
18 ga
Door Thickness
14 ga
Finish
Powder Coated
Height
5.91
Height
150
Height
44 IN
Insulation
No
IP Rating
IP66
Material
Mild Steel
Mounting
Wall Mounted
Mounting Type
Wall-mounted with 8.5mm holes and M6 studs
NEMA Rating
NEMA Type 4 NEMA Type 12 NEMA Type 13
NEMA Rating
4
Nema Rating
Type 4, 12, 13
Number Of Outlet
1
Protection Rating
NEMA Type 4
Series
STB
Size
5.91 x 5.91 x 4.72 inch
Size
150x150x120mm
Type
Mild Steel Industrial Terminal and Junction Boxes
Type
Mild Steel Terminal and Junction Boxes
Weight
3.07 lb
Weight
32 lbs./100ft
Width
5.91
Width
150
Width
23 IN
Package Dimensions (L x W x H)
6.28 IN x 6.28 IN x 5.35 IN
Package Dimensions (L x W x H)
15.9512 cm x 15.9512 cm x 13.589 cm
Package Weight (Imperial)
3.070 L
Package Weight (Metric)
1.393 kg
Terminal Box, STB, 150x150x80mm, Light Gray, Mild Steel

STB151508

Terminal Box, STB, 150x150x80mm, Light Gray, Mild Steel

How to Install the STB151512 Controller

This guide provides step-by-step instructions for installing and configuring the STB151512 Controller, including wiring and calibration procedures.

Estimated time: 1h

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Terminal connectors

  1. Mount the controller

    Secure the STB151512 controller to the DIN rail using the integrated clips. Ensure the controller is level and firmly attached.

  2. Connect the power supply

    Using terminal connectors, connect the power supply wires to the designated input terminals on the controller. Verify that the connections are secure and insulated.

  3. Wire the input/output connections

    Connect the necessary input and output wires to the corresponding terminals on the STB151512. Use a multimeter to check for continuity and proper voltage levels.

  4. Configure the controller settings

    Access the controller's configuration interface and set the required parameters according to your application needs. Save the settings.

  5. Calibrate the controller

    Perform a calibration procedure as per the manufacturer's guidelines to ensure accurate operation. Follow any prompts on the interface to complete this step.

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.