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Siemens 3NE3338-8
by Siemens
Read verified buyer reviews ↓OverviewThe Siemens 3NE3338-8 SITOR semiconductor protection fuse link is meticulously engineered to provide superior safeguarding for delicate semiconductors and vital industrial power systems. This NH2-sized component boasts an impressive 800 A current rating and an 800 V AC voltage capacity. Its robust design guarantees swift, dependable short-circuit and overload protection, thereby minimizing operational disruptions and protecting valuable equipment. The 3NE3338-8 incorporates precision-crafted, silver-plated slotted blade contacts, specifically optimized for secure M10 screw fastening with a standard 110 mm mounting dimension. A clear indicator on the front panel offers immediate visual confirmation of the fuse's operational status, facilitating rapid and efficient monitoring. This versatile fuse link is suitable for installation in standard LV HRC fuse bases or advanced switch disconnectors, providing exceptional adaptability and strong protection in demanding industrial settings. Rely on Siemens SENTRON for unmatched reliability and state-of-the-art protection.Key Features Advanced Semiconductor Defense: A SITOR fuse link, purpose-built for the rigorous demands of semiconductor component protection (aR class). High Current & Voltage Capacity: Rated at 800 A and 800 V AC, ensuring sturdy protection for high-power installations. Dependable NH2 Construction: Complies with the EN 60269-1 standard for LV HRC fuse links, assuring quality and compatibility. Superior Conductivity & Longevity: Features silver-plated slotted blade contacts (M10 screw fixing, 110 mm) for optimal electrical connection and enduring performance. Instant Status Monitoring: Equipped with a front-facing indicator for quick and simple visual verification of the fuse condition. High Breaking Capacity: Delivers a breaking capacity of 100 kA (IEC 60947-2), capable of managing severe fault scenarios. RoHS Compliant & Environmentally Tested: Operates dependably within a wide temperature range of –20 °C to +50 °C and is ecologically friendly. Technical Specifications Manufacturer: Siemens SENTRON Article Number: 3NE3338-8 Product Family: LV HRC Design – SITOR Fuse Links Fuse Type: SITOR fuse link, LV HRC design Operating Class: aR (semiconductor protection) Rated Current: 800 A Operating Voltage: 800 V AC Fuse Size: NH2 (EN 60269-1 standard) Breaking Capacity: 100 kA (IEC 60947-2) Construction: Slotted silver-plated blade contacts Mounting: For M10 screw fixing or LV HRC fuse bases / switch disconnectors Mounting Dimension: 110 mm Power Loss: 130 W (at rated current, hot operating state) Mounting Position: Any (preferably vertical) Net Weight: 0.789 kg Dimensions (Packaging): 200 × 270 × 105 mm Environmental Category: –20 °C to +50 °C, 95% relative humidity Compliance: RoHS compliant Applications Semiconductor Device Protection: Crucial for safeguarding power diodes, thyristors, and other critical semiconductor elements from excessive currents. Power Converters and Rectifiers: Provides stable protection for AC-DC and DC-AC conversion systems in industrial settings. DC Link and Inverter Systems: Essential for preserving the integrity and lifespan of inverter-based power systems. Industrial Drives and Motor Control: Protects variable frequency drives (VFDs) and motor control circuits in heavy industrial machinery. Renewable Energy Systems: Ideal for protecting high-power electronics in solar inverters, wind turbine converters, and energy storage solutions. High-Power Electronics: Applicable across a broad spectrum of high-power electronic circuits demanding precise and fast-acting overcurrent protection. Why Choose This Model?This model stands out due to its uncompromised Siemens quality, backed by the brand's renowned reliability and engineering excellence. It is specifically optimized for semiconductor safety, ensuring the precise protection required for sensitive components in industrial applications. The fusion of cutting-edge technology and robust construction delivers superior performance and longevity.Order NowEnhance the safety and reliability of your industrial systems. Purchase the Siemens 3NE3338-8 SITOR semiconductor protection fuse link today.FAQWhat is the primary function of the Siemens 3NE3338-8?The primary function of this fuse is to provide high-performance protection for sensitive semiconductors and vital industrial power equipment against short circuits and overloads.What are the key electrical specifications of this fuse link?It is rated at 800 A and 800 V AC, featuring a breaking capacity of 100 kA and designed as an aR class SITOR fuse.In which environments can this fuse reliably operate?This fuse is designed to operate reliably within a broad temperature range of –20 °C to +50 °C and is RoHS compliant.What type of mounting does the 3NE3338-8 support?It supports M10 screw fixing with a 110 mm mounting dimension, or it can be installed in standard LV HRC fuse bases or switch disconnectors.
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Siemens 3NE3338-8
Overview
This is a genuine Siemens component from the Siemens Fuses family. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.
Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.
Key Features
- Genuine Siemens catalog part
- Tested before shipment
- Backed by PalmPartsSolution warranty
- Cross-reference and revision assistance available
- Compatible with the broader Siemens automation ecosystem
- Engineered to integrate inside Siemens Fuses installations
Compatibility
When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Siemens equipment. Where applicable, confirm:
- Input/output voltage and current rating
- Communication protocol and network role
- Mounting form factor and footprint
- Operating temperature, humidity, and IP rating
- Required certifications (UL, CE, ATEX, marine, etc.)
Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.
Replacement Information
Three ways to source this part through PalmPartsSolution:
- Exact replacement — same Siemens catalog number, new or refurbished, tested and warrantied
- Form-fit-function equivalent — alternate revision or build that drops in without code changes
- Engineered migration — current-generation Siemens platform with documented conversion notes for the Siemens Fuses family
Contact our engineering team if you need help choosing between these tracks.
Technical Specifications
- Manufacturer: Siemens SENTRON
- Article Number: 3NE3338-8
- Product Family: LV HRC Design – SITOR Fuse Links
- Fuse Type: SITOR fuse link, LV HRC design
- Operating Class: aR (semiconductor protection)
- Rated Current: 800 A
- Operating Voltage: 800 V AC
- Fuse Size: NH2 (EN 60269-1 standard)
- Breaking Capacity: 100 kA (IEC 60947-2)
- Construction: Slotted silver-plated blade contacts
- Mounting: For M10 screw fixing or LV HRC fuse bases / switch disconnectors
- Mounting Dimension: 110 mm
- Power Loss: 130 W (at rated current, hot operating state)
- Mounting Position: Any (preferably vertical)
- Net Weight: 0.789 kg
- Dimensions (Packaging): 200 × 270 × 105 mm
- Environmental Category: –20 °C to +50 °C, 95% relative humidity
- Compliance: RoHS compliant
Applications
- Semiconductor Device Protection: Crucial for safeguarding power diodes, thyristors, and other critical semiconductor elements from excessive currents.
- Power Converters and Rectifiers: Provides stable protection for AC-DC and DC-AC conversion systems in industrial settings.
- DC Link and Inverter Systems: Essential for preserving the integrity and lifespan of inverter-based power systems.
- Industrial Drives and Motor Control: Protects variable frequency drives (VFDs) and motor control circuits in heavy industrial machinery.
- Renewable Energy Systems: Ideal for protecting high-power electronics in solar inverters, wind turbine converters, and energy storage solutions.
- High-Power Electronics: Applicable across a broad spectrum of high-power electronic circuits demanding precise and fast-acting overcurrent protection.
Why Choose the 3NE3338-8?
This model stands out due to its uncompromised Siemens quality, backed by the brand's renowned reliability and engineering excellence. It is specifically optimized for semiconductor safety, ensuring the precise protection required for sensitive components in industrial applications. The fusion of cutting-edge technology and robust construction delivers superior performance and longevity.
Availability & Shipping
- ▸In stock: 3NE3338-8 ready for immediate dispatch from our Florida warehouse.
- ▸Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
- ▸Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
- ▸Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
- ▸Buy with confidence: Every 3NE3338-8 ships with a 1-Year PALM Parts warranty and a 30-day return window.
Frequently Asked Questions — Siemens
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Independent Supplier Notice
PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.
Product Condition & Firmware
All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.