Essmetuin Rosin Paste Flux, No Clean Lead Free Rosin Soldering Paste For Phone Board Repair, Electric Soldering, PCB And BGA 3.5oz 100GR/Bottle With RoHS And Halogen Free
As an Amazon Associate, SpecPicks earns from qualifying purchases.
*Price sourced from Amazon.com. Last updated 2026-04-20. Price and availability subject to change.
Bottom line: The Essmetuin Rosin Paste Flux, No Clean Lead Free Rosin Soldering Paste For Phone Board Repair, Electric Soldering, PCB And BGA 3.5oz 100GR/Bottle With RoHS And Halogen Free is a niche pick — read recent reviews before buying in the PC & gaming hardware category, priced around $12.99. Compare close alternatives before committing.
SpecPicks Verdict
SpecPicks scored Essmetuin Rosin Paste Flux, No Clean Lead Free Rosin Soldering Paste… using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the PC & gaming hardware category. Essmetuin's PC & gaming hardware lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Mixed or limited buyer feedback at this price point — focus your evaluation on recent reviews that specifically address build quality and long-term reliability, and shortlist one or two close alternatives before deciding.
Common buyer scenarios for PC & gaming hardware of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ Lead-Free, Halogen-Free, Acid-Free
- ✓ Backed by Essmetuin's warranty and support channels
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- Lead-Free, Halogen-Free, Acid-Free
- No Need To Clean After Using
- Fast Wetting Speed, Less Smoke, Help Soldering Firm, Make Soldering Fluidity Better
- High Surface Insulation Resistance After The Residue Is Solidified
- Suitable For Welding On Instruments, Meters, Copper, Tin And Other Metals, PCB, SMD, SMT Patch, Phone And Appliance Repair.
Full Specifications
| Size | 3.5OZ |
|---|---|
| Brand | Essmetuin |
| Weight | 3.5oz |
| Material | copper |
| Part Number | sample_sku_12054 |
| Batteries Included? | No |
| Batteries Required? | No |
| Included Components | Rosin flux |
Ready to buy?
Essmetuin Rosin Paste Flux, No Clean Lead Free Rosin Soldering Paste For Phone Board Repair, Electric Soldering, PCB And BGA 3.5oz 100GR/Bottle With RoHS And Halogen Free is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
View Current Price on Amazon →
*Price sourced from Amazon.com. Last updated 2026-04-20. Price and availability subject to change.
More guides & deep dives from the SpecPicks archive
Browse all articles & guides →- Emulation Hardware in 2026: FPGA, Software, and Cart-Reader Ecosystems
- RTX 4070 Super vs RX 7800 XT — Which to Buy in 2026
- Best Budget Gaming PC Build 2026 — ~$1,000 ($800 on Sale)
- The Complete Voodoo5 5500 AGP Driver Guide (2026 Edition)
- Best 1440p Gaming GPUs in 2026
- Best Retro Handhelds in 2026 — From $35 to $500
- How to Build a Windows 98 Retro PC in 2026
More reviews from the SpecPicks archive
Browse all reviews →- PS3 Emulation Reaches Radeon HD 2000-4000: What It Unlocks
- AMD Ryzen AI Halo ($4K) vs a $900 RTX 3060 12GB Local-LLM Build: Buy or Build?
- 20GB Homelab Memory Left: What to Add Next
- Intel llm-scaler-vllm 1.4: Arc Pro B70 Inference Support Lands
- Pushing a 6GB VRAM Laptop to Its Limits With Qwen3.6-35B-A3B
- AI-Driven Win9x Driver Install: How Vision-LLMs Tame Vintage Installers (2026)
- Raspberry Pi Home Automation Projects: A 2025 Starter Guide
- Gemini-SQL2 Tops Text-to-SQL: Can an RTX 3060 Run a Local SQL Model?
- Best Streaming Setup for Sim Racing in 2026: Cam, Mic, Light
- Installing 3dfx Voodoo Glide Drivers on Windows 98 in 2026
- Best CompactFlash to IDE Adapter for Win98 SE Builds in 2026
- Running local LLMs on the Ryzen 5 5600G iGPU (no dedicated GPU) in 2026
- Tesla Caps AI Spend at $200/Week — The Local RTX 3060 Rig Case
- LM Studio vs Ollama on an RTX 3060: Which Local Runner Wins?
- vLLM Framework Vulnerability: What Local LLM Operators Need to Patch in 2026
- 3dfx Voodoo5 5500 PCI Boots in a Modern ASUS Z77 Board
- Dual Radeon AI PRO R9700 Workstation: Sub-£2,000 Local LLM Build
- GeForce 4 Ti 4600 Won't Boot in Windows XP — Field Troubleshooting Guide
- Intel llm-scaler-vLLM 1.4 with Arc Pro B70: Local Inference vs RTX 3060 12GB
- Local RTX 3060 rig vs Kimi K3's cheap API: the 2026 cost-per-task math
- RetroPie Handheld Build Guide 2026: Hardware & Setup
- Silent, SD-Free Retro Storage: CompactFlash + IDE on Win98/XP
- Why Stock GPU Pastes Last Longer Than Aftermarket Ones
- Best Wireless Controller for a Couch-Gaming Living-Room PC in 2026
Earliest SpecPicks reviews
Browse full archive →- Best GPU for Llama 3.1 8B (2026)
- Best GPU for Qwen 3 14B (2026)
- Best GPU for Qwen 3 32B (2026)
- Best GPU for Llama 3.1 70B (2026)
- Best GPU for DeepSeek-R1 32B (2026)
- Best GPU for Llama 3.1 405B (2026)
- How to run Llama 3.1 8B on NVIDIA GeForce RTX 5090
- How to run Qwen 3 14B on NVIDIA GeForce RTX 5090
- How to run Qwen 3 32B on NVIDIA GeForce RTX 5090
- How to run Llama 3.1 70B on NVIDIA GeForce RTX 5090
- How to run DeepSeek-R1 32B on NVIDIA GeForce RTX 5090
- How to run Llama 3.1 8B on NVIDIA GeForce RTX 4090