SZ-KARIDGE 50102 Cordless Soldering Iron Kit, 1600mAh

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Product guide

SZ-KARIDGE 50102 Cordless Soldering Iron Kit, 1600mAh

The SZ-KARIDGE 50102 is a battery-powered cordless soldering iron for electronics repairs and small soldering jobs. Its listing claims adjustable temperature, USB Type-C charging and an 8-second heat-up, with a stated 30–60 minutes of cordless use per charge depending on temperature. Customer feedback is positive about the kit overall but mixed on heat retention and battery life, so it is better suited to shorter tasks than work that depends on sustained heat or long sessions.

At a glance

Listing claims an 8-second heat-up and adjustable temperature from 180°C to 450°C.
Manufacturer claims around 30–60 minutes of continuous cordless use per charge, depending on the temperature setting.
Type-C charging and claimed use while charging offer more flexibility near a power bank or adapter.
The stated kit contents include three interchangeable tips, soldering materials, a stand, a case and a charging cable.

Price

£22.94Save 15%

Reference price: ~~£26.99~~

Price checked: 14 Nov 2026

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Pros and cons

Pros

Cordless operation is convenient for repair tasks away from a fixed power socket.
Adjustable temperature and three interchangeable tips offer options for different soldering tasks.
The claimed sleep mode after 60 seconds of inactivity may help reduce idle battery use.

Cons

The manufacturer’s claimed 30–60 minutes of cordless use per charge may not suit lengthy work without charging.
Customer feedback is mixed on whether the iron maintains heat and on battery life.

Technical specifications

16 specifications

Identity
Brand	SZ-KARIDGE
Model	50102

Power and battery
Power configuration	Battery Powered

Temperature and heating
Temperature adjustment	180°C to 450°C
Upper temperature rating	450 Degrees Celsius
Heating element	Integrated Heating Core
Claimed heat-up time	8 seconds
Start-up temperature	350°C
Adjustment increment	±5°C
Sleep mode	60s of inactivity

Battery and charging
Battery capacity	1600mAh
Claimed cordless use per charge	approximately 30-60 minutes of continuous wireless use per charge, depending on the temperature setting
Charging connection	Type-C
Use while charging	Supports use while charging via a power bank or adapter

Controls and use
Temperature units	Celsius and Fahrenheit
Temperature memory	No temperature memory

What to know before buying

The manufacturer says soldering tips are consumables and does not sell replacements separately. It recommends searching for model C210, but compatibility is not confirmed here.

Listing details to confirm

The listing’s claimed 8-second heat-up does not establish that the iron maintains heat under load. Customer feedback is mixed on heat retention and battery life, so consider this for short repair jobs rather than sustained work. The listing gives a 180°C–450°C adjustment range, a separate 450 Degrees Celsius upper rating and a 350°C default start-up. These are not contradictory, but confirm the desired settings and operating behaviour before buying. The explicit contents list names three tips, solder paste, solder wire rolls, a Type-C cable, stand and case. Accessories are not itemised in the title, so check the selected listing if any particular item is essential.

What’s in the box

Included

Cordless soldering iron
3 interchangeable tips
Solder paste
Solder wire rolls
Type-C cable
Stand
Storage case

Who is it for?

A good fit for

Electronics hobbyists doing occasional PCB soldering, cable repair or small appliance fixes.
Buyers who value cordless portability and can work within the stated battery-use range.

Less suited to

People who need dependable heat retention for sustained or demanding soldering work.
Buyers who require a long cordless runtime without charging breaks.

SZ-KARIDGE 50102 Cordless Soldering Iron Kit, 1600mAh · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.2 / 5 · 43 ratings

5 stars74%74%
4 stars6%6%
3 stars5%5%
2 stars0%0%
1 star15%15%

Customer feedback describes the iron as a good kit overall, while experiences with heat retention and battery life are mixed. Some customers report quick heating, while others say it does not maintain heat. Reports also mention charging taking longer and charge running down sooner than expected. For occasional repairs, portability and adjustable temperature may be useful, but buyers planning longer sessions should weigh those reported concerns against the manufacturer’s claimed 30–60 minutes of cordless use.

Positive themes

Customer feedback describes the soldering iron as a good kit overall.

Mixed feedback

Customers report mixed experiences with heat retention, including whether it maintains heat after heating up.
Battery life feedback is mixed, with reports of slower recharging and quicker-than-expected depletion.

Frequently asked questions

What temperature range does the listing give?

It describes electronic adjustment from 180°C to 450°C, with a stated default start-up temperature of 350°C and adjustment in ±5°C steps.

How long can it be used without charging?

The manufacturer claims approximately 30–60 minutes of continuous cordless use per charge, depending on the temperature setting. Customer feedback is mixed on battery life.

Can it be used while charging?

The listing says it supports use while charging from a power bank or adapter through Type-C. This is a manufacturer claim, not independently verified here.

What does the kit include?

The explicit contents list names the soldering iron, three interchangeable tips, solder paste, solder wire rolls, a Type-C cable, a stand and a storage case. Check the selected listing if a specific component is essential.