• Siemens 3NW7121 SENTRON 2-Pole 50A 690V Cylindrical Fuse Holder-YingZhou Automatization
  • Siemens 3NW7121 SENTRON 2-Pole 50A 690V Cylindrical Fuse Holder-YingZhou Automatization
  • Siemens 3NW7121 SENTRON 2-Pole 50A 690V Cylindrical Fuse Holder-YingZhou Automatization
  • Siemens 3NW7121 SENTRON 2-Pole 50A 690V Cylindrical Fuse Holder-YingZhou Automatization
  • Siemens 3NW7121 SENTRON 2-Pole 50A 690V Cylindrical Fuse Holder-YingZhou Automatization
  • Siemens 3NW7121 SENTRON 2-Pole 50A 690V Cylindrical Fuse Holder-YingZhou Automatization
  • Siemens 3NW7121 SENTRON 2-Pole 50A 690V Cylindrical Fuse Holder-YingZhou Automatization
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SIEMENS

Siemens 3NW7121 SENTRON 2-Pole 50A 690V Cylindrical Fuse Holder

Siemens 3NW7121 SENTRON 2-Pole 50A 690V Cylindrical Fuse Holder

$45.99 USD
$45.99 USD
Obral Habis
Model Number
YingZhou Industrial Automation | Product Information

Siemens 3NW7121 SENTRON Cylindrical Fuse Holder

14 × 51 mm | 2-Pole | 50A | 690V AC | IP20
✓ IN STOCK & AVAILABLE TO ORDER  |  Actual Product Photos  |  Packaging Model Verified
Specification Verified Product Data
Manufacturer Siemens AG
Catalog Number 3NW7121
Product Family SENTRON
Product Type Cylindrical Fuse Holder
Fuse Link Size 14 × 51 mm
Number of Poles 2
Rated Current 50 A
Rated Operating Voltage 690 V AC
Protection Class IP20
Height 90 mm
Width 54 mm
Depth 70 mm
Net Weight 214 g
Rear Nameplate Standard IEC 60947-3
Conductor Cross Section 2.5–25 mm² (Nameplate)
Terminal Tightening Torque 2.0 Nm (Nameplate)
Country of Origin Slovenia (Packaging Label)

Product Overview

The Siemens 3NW7121 is a SENTRON cylindrical fuse holder designed for use with compatible 14 × 51 mm cylindrical fuse links. It features a 2-pole configuration, a 50A rated current and a 690V AC rated operating voltage. The manufacturer specifies an IP20 degree of protection and overall dimensions of 90 × 54 × 70 mm (height × width × depth). The product has a net weight of approximately 214 g. The photographed rear marking identifies IEC 60947-3, a conductor cross-section range of 2.5–25 mm² and a terminal tightening torque of 2.0 Nm. Actual Siemens packaging is marked 3NW7121 and Made in Slovenia. The rated current of 50A refers to the fuse holder, not to a fuse link included with the product. Fuse link specifications and inclusion should be confirmed separately. This model is suitable for industrial electrical procurement requiring the specified pole configuration, operating voltage and fuse link size.

Key Product Features

  • Siemens SENTRON Fuse Holder — Manufacturer model 3NW7121 for cylindrical fuse applications.
  • 14 × 51 mm Fuse Size — Designed for compatible cylindrical fuse links of this size.
  • 2-Pole Configuration — Two-pole construction for electrical fuse assemblies.
  • 50A Rated Current — Manufacturer-specified current rating of the fuse holder.
  • 690V AC Operating Voltage — Rated operating voltage confirmed by the Siemens technical datasheet.
  • IP20 Protection — Manufacturer-confirmed enclosure protection classification.
  • Compact Dimensions — 90 mm height, 54 mm width and 70 mm depth.
  • IEC 60947-3 Marking — Standard identified on the actual product rear label.
  • Actual Siemens Packaging — The photographed carton identifies exact catalog number 3NW7121.
  • In Stock — Availability stated according to the supplied inventory information.

Actual Product Verification

✓ Actual Siemens product and packaging photographs supplied
✓ Packaging catalog number: 3NW7121
✓ Product category: Cylindrical Fuse Holder
✓ Fuse link dimensions: 14 × 51 mm
✓ Pole configuration: 2-Pole
✓ Rated current: 50A
✓ Rated voltage: 690V AC
✓ Rear product label: Siemens AG / IEC 60947-3
✓ Terminal conductor size: 2.5–25 mm²
✓ Terminal tightening torque: 2.0 Nm
✓ Packaging origin: Made in Slovenia
✓ Packaging catalog number and Siemens official technical data correspond
✓ Included fuse links: Not confirmed

In Stock & Available to Order

Siemens 3NW7121 is marked in stock according to the supplied inventory information. This SENTRON cylindrical fuse holder is rated for 50A and 690V AC, with a 2-pole configuration and support for 14 × 51 mm cylindrical fuse links. Actual product and packaging photographs are available for model confirmation. Buyers should verify the exact catalog number, fuse link size, system voltage, required fuse rating, installation requirements and order quantity before purchase. Fuse links are not confirmed as included. YINGZHOU supports single-model inquiries, bulk purchases and mixed-brand industrial electrical sourcing. Available quantities and dispatch arrangements are subject to confirmation.

IN STOCK

Siemens 3NW7121

Contact us for exact-model verification, available quantities and bulk pricing. Please confirm the 14 × 51 mm fuse size, 2-pole configuration, 50A holder rating and 690V AC voltage requirement before placing your order.

Request Bulk Pricing

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