Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

Siemens Safety Switch: Fusible, 100 A, Single Phase, 240V AC, 304 Stainless Steel - Fusible Safety Switches
SiemensFusible Safety Switches

Siemens Safety Switch: Fusible, 100 A, Single Phase, 240V AC, 304 Stainless Steel

The SIEMENS Safety Switch: Fusible (MPN HF223S) is a 100 A, single-phase, 240V AC fusible safety switch constructed from 304 stainless steel for indoor/outdoor use. 3G Electric interprets this demand and delivers the…

SKU 3G-OTH-28348

Brand
Siemens
Item
Safety Switch: Fusible, 100 A, Single Phase, 240V AC, 304 Stainless Steel
Category
Fusible Safety Switches
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Siemens
Manufacturer Part Number
HF223S
Type
100 A, Single Phase, Indoor/Outdoor
AC
240V
Stainless Steel
304

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The SIEMENS Safety Switch: Fusible (MPN HF223S) is a 100 A, single-phase, 240V AC fusible safety switch constructed from 304 stainless steel for indoor/outdoor use. 3G Electric interprets this demand and delivers the genuine OEM part, sourcing it across our 14 industrial departments with specialist depth in electrical controls.

Frequently Asked Questions

What is the SIEMENS HF223S safety switch used for?

The SIEMENS HF223S is a fusible safety switch rated 100 A, 240V AC, single phase, designed for indoor/outdoor use. It provides a safe means to disconnect power for maintenance or emergency shutdown in industrial electrical systems, protecting personnel and equipment.

What are the specifications of the SIEMENS HF223S safety switch?

The SIEMENS HF223S is a 100 A, single-phase, 240V AC fusible safety switch. It features a 304 stainless steel enclosure for corrosion resistance, suitable for indoor/outdoor applications. The manufacturer part number is HF223S.

Where to buy the SIEMENS HF223S safety switch worldwide?

3G Electric supplies the SIEMENS HF223S safety switch worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this genuine SIEMENS part for your project.

How to install the SIEMENS HF223S safety switch?

Install the SIEMENS HF223S by mounting the 304 stainless steel enclosure securely, connecting line and load conductors per local codes, and inserting the correct fuse type. Always de-energize the circuit before installation and follow 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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
SIEMENS Safety Switch: Fusible, 200 A, Three Phase, 240V AC, Galvanized Steel, Indoor/Outdoor (MPN HF324NR)
Siemens
SIEMENS Safety Switch: Fusible, 200 A, Three Phase, 240V AC, Galvanized Steel, Indoor/Outdoor (MPN HF324NR)
SIEMENS Safety Switch: Fusible, 200 A, Three Phase, 240V AC, Galvanized Steel, Indoor (MPN HF324N)
Siemens
SIEMENS Safety Switch: Fusible, 200 A, Three Phase, 240V AC, Galvanized Steel, Indoor (MPN HF324N)
SIEMENS Safety Switch: Fusible, 100 A, Three Phase, 600V AC, 316 Stainless Steel, Indoor/Outdoor (MPN HF363SS)
Siemens
SIEMENS Safety Switch: Fusible, 100 A, Three Phase, 600V AC, 316 Stainless Steel, Indoor/Outdoor (MPN HF363SS)
SIEMENS Safety Switch: Fusible, 100 A, Three Phase, 240V AC, Galvanized Steel, Indoor (MPN DTF323)
Siemens
SIEMENS Safety Switch: Fusible, 100 A, Three Phase, 240V AC, Galvanized Steel, Indoor (MPN DTF323)
SIEMENS Safety Switch: Fusible, 200 A, Three Phase, 600V AC, 316 Stainless Steel, Indoor/Outdoor (MPN HF364SS)
Siemens
SIEMENS Safety Switch: Fusible, 200 A, Three Phase, 600V AC, 316 Stainless Steel, Indoor/Outdoor (MPN HF364SS)
SIEMENS Safety Switch: Fusible, 200 A, Three Phase, 600V AC, Non-Metallic, Indoor/Outdoor (MPN HF364NX)
Siemens
SIEMENS Safety Switch: Fusible, 200 A, Three Phase, 600V AC, Non-Metallic, Indoor/Outdoor (MPN HF364NX)

More from Siemens

View all Siemens parts
SIEMENS Safety Switch: Fusible, 60 A, Three Phase, 600V AC, Galvanized Steel, Indoor (MPN DTF362)
Siemens
SIEMENS Safety Switch: Fusible, 60 A, Three Phase, 600V AC, Galvanized Steel, Indoor (MPN DTF362)
SIEMENS Safety Switch: Fusible, 200 A, Three Phase, 600V AC, Galvanized Steel, Indoor (MPN HF364)
Siemens
SIEMENS Safety Switch: Fusible, 200 A, Three Phase, 600V AC, Galvanized Steel, Indoor (MPN HF364)
SIEMENS Safety Switch: Fusible, 60 A, Three Phase, 600V AC, Galvanized Steel, Indoor (MPN HF362JPN)
Siemens
SIEMENS Safety Switch: Fusible, 60 A, Three Phase, 600V AC, Galvanized Steel, Indoor (MPN HF362JPN)
SIEMENS Safety Switch: Fusible, 30 A, Three Phase, 600V AC, Galvanized Steel, Indoor/Outdoor (MPN HF361NR)
Siemens
SIEMENS Safety Switch: Fusible, 30 A, Three Phase, 600V AC, Galvanized Steel, Indoor/Outdoor (MPN HF361NR)
SIEMENS Safety Switch: Fusible, 100 A, Single Phase, 600V AC, Galvanized Steel, Indoor/Outdoor (MPN HF263R)
Siemens
SIEMENS Safety Switch: Fusible, 100 A, Single Phase, 600V AC, Galvanized Steel, Indoor/Outdoor (MPN HF263R)
SIEMENS Safety Switch: Fusible, 30 A, Three Phase, 600V AC, Galvanized Steel, Indoor (MPN HF361JCH)
Siemens
SIEMENS Safety Switch: Fusible, 30 A, Three Phase, 600V AC, Galvanized Steel, Indoor (MPN HF361JCH)
SIEMENS Safety Switch: Fusible, 60 A, Three Phase, 600V AC, Galvanized Steel, Indoor (MPN HF362JW)
Siemens
SIEMENS Safety Switch: Fusible, 60 A, Three Phase, 600V AC, Galvanized Steel, Indoor (MPN HF362JW)
SIEMENS Safety Switch: Fusible, 100 A, Three Phase, 600V AC, Galvanized Steel, Indoor (MPN HF363N)
Siemens
SIEMENS Safety Switch: Fusible, 100 A, Three Phase, 600V AC, Galvanized Steel, Indoor (MPN HF363N)