US
Weller

Weller SP40NKUS 40-Watt Soldering Iron Kit

  • 40 watts, corded electric
  • 5 piece kit with spare tips
  • Ceramic heating element
  • Built-in LED lights the joint
  • 9.13 inches long, 6.9 oz
  • 7 year warranty on defects

Updated 23 days ago · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A light corded soldering kit for household repairs, with built-in illumination and spare tips. The five pieces are never named and no temperature is given, so the full contents are unconfirmed.

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ASIN: B00B3SG7F0Model: SP40NKUS

Overview

A hobby desk, a kitchen table or a garage shelf is where this Weller iron kit gets used. The corded iron has a ceramic heating element, a lamp in the body and a rubber, silicone and plastic handle.

A lightweight iron with spare tips and a lamp in one set covers basic wiring and craft repair. The limitation is that the kit pieces, voltage and heat range are not spelled out.

Who it's for

Hobbyists and homeowners who solder occasionally and want a spare tip on hand will find the low weight easy on the wrist. Production electronics work, which calls for fine temperature control, needs different gear.

Pros and cons

Pros
  • Lightweight corded iron
  • Spare tips in the kit
  • Built-in LED lights the joint
  • Ceramic heating element
Cons
  • Kit contents not itemized
  • Voltage missing from the data
  • Low power rating for heavy joints

Performance notes

Heat output depends on the ceramic element and the power rating, which suits small wires and board joints more than heavy terminals. The built-in lamp lights the point of contact, and the low weight reduces strain over a long session. Spare tips let a worn one be swapped out.

Specifications

BrandWeller
ModelSP40NKUS
Dimensions & fit
Item Length9.13 inches
Item Weight6.9 ounces
Capacity & performance
Heating ElementCeramic
Power & efficiency
Power SourceCorded Electric
Wattage40 watts
Construction & materials
Handle MaterialRubber, Silicone, Plastic
Included components
Included ComponentsWeller SP40NKUS 40-Watts Soldering Iron Kit
Unit Count1 Count
Warranty & support
Manufacturer Warranty Description7 Year Warranty from defects in material and workmanship from date of purchase
Other details
Additional FeaturesLightweight
Head Stylespare tips
Specific Uses For ProductResidential Use
Style NameStandard Kit

Frequently asked questions

Is the Weller SP40NKUS a soldering station?

No. It is a corded iron kit, and the listing mentions no stand, dial or temperature control.

What is in the Weller SP40NKUS kit?

The title calls it a 5 piece kit and the head style is spare tips. The individual pieces are not itemized.

Does the Weller SP40NKUS have a light?

Yes. The description says it uses LED technology to deliver light to the application while working.

What warranty covers the Weller SP40NKUS?

A 7 year warranty against defects in material and workmanship from the date of purchase.