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Siemens Safety Switch: Fusible, 100 A, Single Phase, 240V AC, Galvanized Steel - Fusible Safety Switches
SiemensFusible Safety Switches

Siemens Safety Switch: Fusible, 100 A, Single Phase, 240V AC, Galvanized Steel

The SIEMENS HF223J is a 100 A, single-phase, fusible safety switch rated for 240V AC. Housed in a galvanized steel enclosure for indoor use, it provides a manual disconnect point for electrical circuits. 3G Electric…

SKU 3G-OTH-28426

Brand
Siemens
Item
Safety Switch: Fusible, 100 A, Single Phase, 240V AC, Galvanized Steel
Category
Fusible Safety Switches
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Technical Specifications

Siemens
Manufacturer Part Number
HF223J
Type
100 A, Single Phase, Galvanized Steel, Indoor
AC
240V

Technical Documents

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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SIEMENS HF223J is a 100 A, single-phase, fusible safety switch rated for 240V AC. Housed in a galvanized steel enclosure for indoor use, it provides a manual disconnect point for electrical circuits. 3G Electric interprets your demand for this OEM part, sources it, and supports your application across 14 industrial departments — with specialist depth in controls and electrical components.

Frequently Asked Questions

What is the SIEMENS HF223J safety switch used for?

The SIEMENS HF223J is a fusible safety switch designed for single-phase, 240V AC applications. It provides a manual disconnect and overcurrent protection for industrial equipment, lighting, and motor circuits. Common in manufacturing plants and commercial buildings, it ensures safe maintenance by isolating power.

What are the specifications of the SIEMENS HF223J safety switch?

The SIEMENS HF223J is a fusible safety switch rated 100 A, single phase, 240V AC. It features a galvanized steel enclosure for indoor use. The manufacturer part number is HF223J. This switch is suitable for general-duty disconnecting and overcurrent protection in industrial environments.

Where to buy the SIEMENS HF223J safety switch worldwide?

You can source the SIEMENS HF223J safety switch through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine Siemens components for industrial applications.

How to install the SIEMENS HF223J safety switch?

Install the SIEMENS HF223J in a dry indoor location on a sturdy surface. Ensure the power is off before wiring. Connect line and load conductors per the terminal markings, using appropriate fuse sizes for overcurrent protection. Follow local electrical codes and Siemens guidelines for safe operation.

Used in

Common applications for Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks

Siemens Products

3G Electric supplies Siemens fusible safety switches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
SIEMENS Safety Switch: Fusible, 100 A, Single Phase, 240V AC, Galvanized Steel, Indoor (MPN HF223N)
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SIEMENS Safety Switch: Fusible, 100 A, Single Phase, 240V AC, Galvanized Steel, Indoor (MPN HF223N)
SIEMENS Safety Switch: Fusible, 200 A, Single Phase, 240V AC, Galvanized Steel, Indoor (MPN HF224J)
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SIEMENS Safety Switch: Fusible, 200 A, Single Phase, 240V AC, Galvanized Steel, Indoor (MPN HF224J)
SIEMENS Safety Switch: Fusible, 60 A, Single Phase, 240V AC, Galvanized Steel, Indoor (MPN HF222J)
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SIEMENS Safety Switch: Fusible, 60 A, Single Phase, 240V AC, Galvanized Steel, Indoor (MPN HF222J)
SIEMENS Safety Switch: Fusible, 100 A, Single Phase, 240V AC, Galvanized Steel, Indoor/Outdoor (MPN HF223NR)
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SIEMENS Safety Switch: Fusible, 100 A, Single Phase, 240V AC, Galvanized Steel, Indoor/Outdoor (MPN HF223NR)
SIEMENS Safety Switch: Fusible, 30 A, Single Phase, 240V AC, Galvanized Steel, Indoor (MPN HF221J)
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SIEMENS Safety Switch: Fusible, 30 A, Single Phase, 240V AC, Galvanized Steel, Indoor (MPN HF221J)
SIEMENS Safety Switch: Fusible, 200 A, Single Phase, 240V AC, Galvanized Steel, Indoor (MPN HF224N)
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SIEMENS Safety Switch: Fusible, 200 A, Single Phase, 240V AC, Galvanized Steel, Indoor (MPN HF224N)

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