Best Solder Fluxes Pastes 2026

Advertising Disclosure

Last Updated - 03.02.2026

Best Choice

01

BEEYUIHF

BEEYUIHF No Clean Soldering Paste Flux, BGA Soldering Flux Paste, Electronic Flux Pastes for BGA/IC/CPU/PCB/SMD Solder (5.15oz/146g)

Show more
9.8

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Soldering paste flux, made from no acid, lead-free, no-clean, non-resistive, non-conductive, non-corrosive for electronic components, ideal for soldering ICs and BGAs, strong deoxidation capacity for wires, ideal for wiring.
Industrial grade solder flux advantage: lead-free, no-clean, halogen-free, acid-free, no corrosion, high intensity of connection, good immersion, good insulation, very little residue, easy to tin, helps solder firmly, makes soldering more liquid, slightly yellow soldering flux paste.
BEEYUIHF Soldering flux paste net weight: (3.52oz/100g); gross weight: (5.15oz/146g)
Application of soldering flux paste: mobile phone repair, computer and digital service industry, high-precision SMT soldering of circuit boards, BGA welding process, maintenance drag soldering, BGA-plant tinning, maintenance desoldering, soldering electronic components, maintenance of mobile phones, maintenance of mobile phones, maintenance of mobile phones, maintenance of mobile phones, maintenance of mobile phones, maintenance of mobile phones, LED lighting, household appliance maintenance, etc.
About our #9530 Solder Flux Paste: No Clean Flux Paste.

12,99 €
02

ALLECIN

ALLECIN Pack of 3 Flux Soldering No Clean Soldering Flux Lead-Free 10 ml Solder Flux Paste 10CC Rosin Solder Lead Free No Cleaning Flux Paste Solder Paste AEC-558 for LED SMD PCB BGA DIY

Show more
9.5

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

What You Get: 3 pieces AEC-558-SFP no-clean flux with 3 push rods and 6 dispensing tools. #Humanised packaging, please confirm the data before purchasing.
Function: It has the function of removing oxides from the surface of welding materials, protecting components and preventing re-oxidation, reducing the surface tension of the solder and improving welding performance.
Features & Benefits: Lead-free, halogen-free, acid free, no cleaning required, non-corrosive, good fluidity, low residue.
CONVENIENT & PRACTICAL Push in design for more smooth flow and no waste when soldering. The 10ml packaging minimises waste.
ALLECIN AEC-558-SFP Model 10mL No-Clean Flux - Traditional model for your soldering needs.

12,99 €
03

LINAERSHAO

1 x 10 g flux paste, solder grease flux, solder paste, solder paste, solder paste, for mechanics, metal, tin, telephone, PC cards, components

Show more
9.4

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

You will receive a box of 10 g solder paste with little residue, good wetting properties, easy soldering, easy soldering and firm soldering.
The flux paste is packed in metal cans and high-quality iron boxes, which are not easy to break.
Solder paste can be used for welding electronic components. It is used for easy and durable welding and has the properties of quick cleaning and good insulation.
It is suitable for welding machines, metres, gold, copper, iron, tin and other metals. It is widely used in welding precision electronics products such as PCB, PGA, SMD, etc.
Before welding, wipe the surface of the item, apply the paste to the copper, iron, tin and other metals to be welded, and then use the soldering iron to melt the tin at the welding point.

4,69 €
Value for Money

04

LABUYI

50 g Solder Paste, Solder Grease, Flux Solder Paste, Soldering Flux, Solder Grease Flux, for Gold, Copper, Iron, Tin, Instruments, Mechanics (Net Weight 50 g)

Show more

15% Off
9.3

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

You will receive a box of solder paste with a net weight of 50 g and a neutral pH value of 7 ± 0.3; high-quality iron box packaging, not easily broken, easy to carry.
Wide range of applications, very suitable for repairing mobile phones, computer motherboards, SMT patches, wire soldering, LED patches, audio circuit boards, BGA tin planting, household appliance repair, etc.
Less residue, good tin wetting, easy to solder, less smoke, no irritating smell.
Clean the surface of the item before welding, apply this paste to copper, iron, tin and other metals at the welding point and then melt the tin at the welding point with a soldering iron.
Butter ointment, contains rosin resin, non-toxic, lead-free, safe and reliable, good insulation; For gold copper alloy substrates, the electric soldering iron tip has an antioxidant effect, semi-solid is not easy to deflate.

5,49 € 6,49 €(15% Off off)
05

Czerio

High-Quality Soldering Flux Paste for Precision, Solder Flux Paste for Mechanics, Metal, Tin, Telephone, PC Cards, Components (Pack of 1)

Show more
9.2

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

【Wide Application】Solder flux paste is suitable for repair, prototype construction and industrial manufacturing. An essential tool for electronics experts and DIY enthusiasts.
【Premium Rosin Material】: Made of high purity rosin for optimal fluidity and excellent soldering performance. Ideal for demanding soldering work in electronics.
【Minimal Residue】: Our special formula leaves little residue, makes cleaning easier and ensures clean, precise solder joints. Ideal for professional and hobby applications.
【Heavy Duty Iron Container】The Lötflux paste comes in a sturdy iron container, which allows safe storage and easy handling. Protects the flux from external influences and prolongs its durability.
【Excellent Adhesion】: Our high quality Solder Flux paste provides strong adhesive force for stable and reliable solder joints. Perfect for precise electronics work to ensure perfect connections.

7,89 €
06

Miioto

Solder Flux, Solder Paste, No Clean Solder Grease Flux with Solder with Flux, Soldering Paste Flux for Precision for Machines, Metal, Sheet Metal, Telephones, PC Cards, Components

Show more
9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Soldering paste: solder paste flux, made of no acid, lead-free, no-clean, non-resistive, non-conductive, non-corrosive for electronic components, ideal for soldering ICs and BGAs. Lead-free soldering wire: high-quality soldering wire: flows well and heats evenly, easy to use.
Process: the flux paste is packed in metal cans and high-quality iron boxes, which are not easy to break.Before welding, wipe the surface of the item, apply the paste to the copper, iron, tin and other metals to be welded, and then use the soldering iron to melt the tin at the welding point.
MINIMAL RESIDUE The special formula of our Solder Flux Paste leaves minimal residue, making cleaning the solder joints easier and allowing for clean, precise work. This keeps your work area tidy and your solder connections perfect. Soldering flux paste net weight: (3.52oz/100g).
EXCELLENT STICKINESS Our premium quality Solder Flux paste provides exceptional holding force that ensures your solder joints are stable and reliable. Ideal for precise applications in electronics to ensure every connection fits perfectly.
Application of soldering flux paste: mobile phone repair, computer and digital service industry, high-precision SMT soldering of circuit boards, BGA welding process, maintenance drag soldering, BGA-plant tinning, maintenance desoldering, soldering electronic components, maintenance of mobile phones, maintenance of mobile phones, maintenance of mobile phones, maintenance of mobile phones, maintenance of mobile phones, maintenance of mobile phones, LED lighting, household appliance maintenance, etc.

12,98 €
07

BEEYUIHF

BEEYUIHF Soldering Paste Flux, 30 ml Lead-Free Syringe Solder Flux Paste, No Clean Rosin Soldering Flux for SMD BGA LED PCB Electronics Soldering (1.62oz/46g)

Show more
8.9

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

The 30 ml syringe design is matched with the 5 ml small syringe. Every time the rosin soldering flux is used, only part of the large syringe must be pressed onto the small syringe, which can meet the needs of multiple applications and is easy to store.
Soldering paste flux weight: (1.62 oz/46 g) 30 ml syringe Rosin solder paste flux, made of no acid, lead-free, no clean, solder fluid paste that is not easy to dispose of. BGA flux paste, easy to tin, very little residue.
Lead-free, no-clean, halogen-free, acid-free, non-toxic, no corrosion, high intensity connection, good immersion, good insulation, very little residue, easy to tin, help solder solder, make soldering liquid better, easy to solder yellow flux flux.
Lead-free rosin solder paste, high purity, good helper for repair and welding. Practical syringe dispenser ideal for repairing and repairing surface mount assemblies.
Flux flux soldering area of application: suitable for soldering iron tip cleaning, mobile phone, BGA repair, PC card and other precision electronic chip level flow soldering. Have strong oxide removal effect on gold copper alloy substrate and wire.
BEEYUIHF Rosin soldering flux is also a good helper for soldering and repairing.

9,99 €
08

FELDER

Fields Lötfett Solder Soldering Fat Solder Tin Solder Paste 50 g

Show more

36% Off
8.8

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

DIN EN 29454; 3.1.1.C
Box contents: 50 g tin

3,78 € 5,95 €(36% Off off)
09

ALLECIN

ALLECIN Flux Soldering No Clean Soldering Flux Lead-Free 10 ml Solder Flux Paste 10CC Rosin Solder Lead-free Flux Paste Solder Paste AEC-558 for LED SMD PCB BGA DIY (Pack of 1)

Show more
8.6

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

What you get: 1 piece AEC-558-SFP No-Clean Flux Paste with 1 push rod and 2 dispensing tools. #Humanised packaging, please confirm the data before purchasing.
Function: It has the function of removing oxides from the surface of welding materials, protecting components and preventing re-oxidation, reducing the surface tension of the solder and improving welding performance.
Features & Benefits: Lead-free, halogen-free, acid free, no cleaning required, non-corrosive, good fluidity, low residue.
CONVENIENT & PRACTICAL Push in design for more smooth flow and no waste when soldering. The 10ml packaging minimises waste.
ALLECIN AEC-558-SFP Model 10mL No-Clean Flux - Traditional model for your soldering needs.

8,99 €
10

DAZISEN

DAZISEN 50 g Solder Paste - Solder Flux Tin Paste, Solder Wick, Flux Solder Paste No Clean Formulation, Solder Flux Paste for Mechanics, Metal, Tin, PC Cards, Components (Net Weight 50 g)

Show more
8.4

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

Wide range of applications: very suitable for repairing mobile phones, computer motherboards, SMT patches, wire soldering, LED patches, audio circuit boards, BGA tin planting, repair of household appliances, etc.
Promotes efficient welding: the solder paste has stable performance and can effectively prevent oxidation of the tip. No-Rinse is easy to clean, with low residue and low volatility. Keeps the soldering surface smooth, promotes solder flow and greatly improves the efficiency of the soldering process.
High-quality material: this soldering flux paste is a buttery ointment. The main ingredient is rosin. Non-toxic, non-corrosive, good insulation, neutral PH7 ±0.3, no spoilage, never dry.
High adhesive strength: this soldering paste has a high adhesion and is very suitable for soldering PCB, BGA, PGA, SMD and other precision electronic products. Before welding, wipe the surface of the item, apply the paste to the welding metals, and then use the soldering iron to melt the tin at the welding point.
Easy to carry: the flux paste is packed in metal cans and high-quality iron boxes that are not easy to break. The total weight of the solder paste that the tin contains is approx. 73-78 g and the net weight approx. 50g Sufficient content and durable. Packed in a small iron tin, easy to carry.

5,49 €