NVENT HOFFMAN SSTB203012 Terminal box, 200x300x120

NVENT HOFFMAN SSTB203012 Terminal box, 200x300x120

nVent HOFFMAN SSTB203012 is an IP66 AISI 304L stainless steel terminal box measuring 200 x 300 x 120 mm, designed to protect electrical terminals, connections and compact components in demanding indoor and outdoor environments.

SKU: SSTB203012MPN: SSTB203012
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List Price £241.00 ex VAT
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Why Choose the nVent HOFFMAN SSTB203012 Stainless Steel Terminal Box?

The nVent HOFFMAN SSTB203012 is a robust SSTB Series stainless steel terminal box designed to protect electrical terminals, connections and compact control components in demanding indoor and outdoor environments. Manufactured from corrosion-resistant AISI 304L stainless steel, it provides a durable solution for industrial installations where reliable protection against dust, water and corrosion is required.

Measuring 200 × 300 × 120 mm (H × W × D), the SSTB203012 combines useful internal capacity with a compact enclosure format. It provides IP66 ingress protection, Type 4X, 12 and 13 ratings and IK08 impact resistance, helping safeguard installed components against environmental and mechanical influences.

The enclosure features a folded and seam-welded body, a 400 pre-grained brushed stainless steel finish and an injected sealing gasket. Four internal M6 × 13 mm studs support the installation of compatible bottom profiles or mounting plates, while dedicated earthing studs in both the body and cover support protective bonding.

Key Advantages

  • Corrosion-resistant AISI 304L stainless steel construction.
  • IP66 protection helps prevent dust and powerful water jets from reaching installed components.
  • Type 4X, 12 and 13 enclosure ratings for demanding applications.
  • IK08 impact resistance provides additional mechanical protection.
  • Practical 200 × 300 × 120 mm size for terminals, wiring and compact components.
  • Suitable for both indoor and outdoor industrial environments.

Key Features

  • nVent HOFFMAN SSTB Series stainless steel terminal box.
  • AISI 304L pre-grained stainless steel.
  • 200 mm height × 300 mm width × 120 mm depth.
  • 1 mm body thickness.
  • 1.5 mm cover thickness.
  • Folded and seam-welded body for robust construction.
  • Injected polyurethane or silicone sealing gasket.
  • Four M6 × 13 mm mounting studs for a bottom profile or mounting plate.
  • M8 × 18 mm earthing studs in the body and cover.
  • Laser markings at the rear corners assist positioning of compatible wall-mounting brackets.

Corrosion-Resistant Protection for Electrical Connections

The nVent HOFFMAN SSTB203012 provides a protected environment for terminal blocks, junction connections, sensors and compact electrical components. Its AISI 304L stainless steel construction and IP66 protection make it suitable for applications where dust, moisture and environmental exposure could otherwise contribute to component failure and unnecessary downtime.

Four internal mounting studs provide flexibility for fitting a compatible mounting plate or bottom profile, while DIN rail arrangements can be added using separately available SSTB accessories. The 120 mm depth provides useful room for terminals and cable routing, and earthing facilities in both the body and cover support safe integration into industrial electrical systems.

Typical Applications

  • Industrial terminal and junction connections.
  • Machine and equipment wiring.
  • Automation and control systems.
  • Instrumentation and sensor connections.
  • Indoor and outdoor electrical installations.
  • Applications requiring corrosion-resistant stainless steel protection.

Technical Specifications

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Included Items No mounting plate
Product Series nVent Hoffman SSTB
Material Stainless Steel
IP Rating IP66
Height (mm) 200 mm
Width (mm) 300 mm
Depth (mm) 120 mm
Country of Manufacture Bulgaria
Manufacturer nVent HOFFMAN
Series SSTB
Model SSTB203012
Product type Stainless steel terminal box
Body thickness 1 mm
Cover thickness 1.5 mm
NEMA/EEMAC rating Type 4X, 12, 13
Impact resistance IK08
Construction Folded and seam welded
Gasket Injected polyurethane or silicone
Finish 400 pre-grained stainless steel
Internal mounting studs 4 × M6 × 13 mm
Earthing studs M8 × 18 mm in body and cover
Mounting plate Available separately
DIN rail/profile accessories Available separately
Standards IEC 62208
Approvals CE, UKCA, UL
UL 508A enclosure rating Type 4X, 12, 13
Weight 2.55 kg
EAN 8713574160033
Pack quantity 1 piece
Delivery Body, cover, cover screws, fixing screws, cover plugs and earthing facilities

Frequently Asked Questions

What are the dimensions of the nVent HOFFMAN SSTB203012?

The SSTB203012 measures 200 × 300 × 120 mm (H × W × D), providing useful space for terminal blocks, wiring and compact electrical components.

What material is the SSTB203012 manufactured from?

The standard SSTB203012 is manufactured from AISI 304L stainless steel with a 400 pre-grained finish. A separate 316L stainless steel variant is available where greater corrosion resistance is required.

What protection ratings does the SSTB203012 provide?

The terminal box provides IP66 ingress protection, Type 4X, 12 and 13 enclosure ratings and IK08 impact resistance.

Is a mounting plate included with the SSTB203012?

No. The mounting plate and DIN rail arrangements are ordered separately. Four internal M6 × 13 mm studs are provided for fitting compatible mounting accessories.

Can the nVent HOFFMAN SSTB203012 be used outdoors?

Yes. The combination of AISI 304L stainless steel and IP66 protection makes the SSTB203012 suitable for indoor and outdoor environments when correctly installed and used within its specified environmental conditions.

Trusted by Industrial Panel Builders Worldwide

nVent HOFFMAN stainless steel terminal boxes provide panel builders, electrical engineers and automation specialists with robust, corrosion-resistant protection for electrical connections and components across demanding industrial environments.