nVent HOFFMAN STB202012 is a 200 x 200 x 120 mm IP66 mild steel terminal box with RAL 7035 powder coating for protecting electrical terminals and components in demanding industrial installations.
SKU:STB202012MPN:STB202012
Price
List Priceex VAT
Your Price
Manufacturer Lead TimePlease contact us for a delivery time before you order
Get the best trade pricesTrade exclusive
Create a trade account to unlock exclusive pricing, special offers and more.
Why Choose the nVent HOFFMAN STB202012 Terminal Box?
The nVent HOFFMAN STB202012 is a robust mild steel terminal box designed to protect electrical terminals, wiring and control components in demanding industrial environments. As part of the nVent HOFFMAN STB terminal box series, it combines durable construction with a high degree of environmental protection for dependable electrical installations.
The enclosure is manufactured from 1.2 mm mild steel with a folded and seam-welded body for mechanical strength. Sealing is provided by an injected one-piece polyurethane gasket, helping the enclosure achieve IP66 protection against dust and water ingress. Its structured RAL 7035 powder-coated finish provides a durable surface suitable for demanding indoor industrial environments.
With dimensions of 200 mm high × 200 mm wide × 120 mm deep, the STB202012 provides useful internal depth while retaining a compact footprint. Integrated wall-fixing holes, mounting studs and earthing facilities simplify installation, making this terminal box a practical choice for machine building, control systems and industrial electrical distribution.
Key Advantages
Robust mild steel terminal box for industrial electrical installations.
IP66 protection helps prevent ingress of dust and water.
Structured RAL 7035 powder-coated finish for a durable professional surface.
Key Features
nVent HOFFMAN STB terminal box series.
1.2 mm mild steel construction.
IP66 protection rating.
IK08 impact protection.
Type 4 and 12 enclosure protection.
Four 8.5 mm diameter wall-fixing holes.
Four M6 × 13 mm studs for bottom profiles or mounting plate fixation.
M8 × 18 mm earthing studs in the body and cover.
Cover secured with screws for reliable enclosure sealing.
Mounting plate and DIN profiles available separately.
Reliable Protection for Electrical Connections
Industrial terminal boxes provide a secure enclosure for terminal blocks, wiring junctions and small electrical components. The STB202012's IP66-rated steel construction helps isolate installed equipment from dust and water, reducing the risk of contamination-related component failure and unnecessary downtime.
The STB series is designed with practical installation features for machine builders and electrical engineers. Wall-fixing holes, internal mounting studs and dedicated earthing points make the enclosure straightforward to incorporate into industrial systems, while optional mounting plates and DIN profiles allow the internal arrangement to be configured for individual applications.
Typical Applications
Industrial electrical terminal connections.
Control and automation systems.
Machine building and OEM equipment.
Factory and production machinery.
Electrical distribution and junction points.
Instrumentation and sensor wiring.
Technical Specifications
Country of Manufacture
Bulgaria
Manufacturer
nVent HOFFMAN
Series
STB
Model
STB202012
Product type
Terminal box / electrical enclosure
Material
Mild steel
Material thickness
1.2 mm
Height
200 mm
Width
200 mm
Depth
120 mm
Protection rating
IP66
Impact protection
IK08
Enclosure type
Type 4, 12
Colour
Light grey
RAL colour
RAL 7035
Surface finish
Structured powder coating
Mounting
Wall mounting
Mounting plate
Not supplied
Weight
2 kg
Frequently Asked Questions
What is the nVent HOFFMAN STB202012 used for?
The STB202012 is designed to house and protect electrical terminals, wiring connections and small control components in industrial electrical and automation installations.
What are the dimensions of the STB202012?
The enclosure measures 200 mm high × 200 mm wide × 120 mm deep.
What protection rating does the STB202012 provide?
The STB202012 provides an IP66 protection rating and IK08 impact protection, helping protect installed components against dust, water and mechanical impact.
What material is the STB202012 made from?
The enclosure is manufactured from 1.2 mm mild steel and finished with a structured RAL 7035 powder coating.
Is a mounting plate supplied with the STB202012?
No. The mounting plate is sold separately. The enclosure includes internal studs that can be used for mounting plate or bottom-profile fixation.
Trusted Industrial Enclosure Protection
nVent HOFFMAN STB terminal boxes provide dependable protection for electrical terminals and control components, combining robust mild steel construction, effective environmental sealing and practical installation features for demanding industrial applications.
Country of Manufacture
Bulgaria
Manufacturer
nVent HOFFMAN
Series
STB
Model
STB202012
Product type
Terminal box / electrical enclosure
Material
Mild steel
Material thickness
1.2 mm
Height
200 mm
Width
200 mm
Depth
120 mm
Protection rating
IP66
Impact protection
IK08
Enclosure type
Type 4, 12
Colour
Light grey
RAL colour
RAL 7035
Surface finish
Structured powder coating
Mounting
Wall mounting
Mounting plate
Not supplied
Weight
2 kg
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
Priority sourcing and supply support
Flexible payment terms for qualifying organisations
Support for engineering, maintenance, and operations
500 +
Stock lines ready to ship
1,000 +
Same day dispatches
3500 +
Customers supported
28
Trusted Manfacturers
● frequently asked questions
Common questions about our products and support
At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.
What product ranges do you supply
We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
Can you help specify the correct part?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
Do you have stock for urgent orders?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
What are your delivery times and costs?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
What about warranties, returns and faulty items?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...