Did you know? 217 °C

SAC305 is 96.5 percent tin, 3 percent silver and 0.5 percent copper. It melts around 217 degrees Celsius, some 34 degrees above the old eutectic tin lead alloy.

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Soldering and desoldering tips

Series 302 for 300 hammer piston

Ersa Series 302 soldering tips are designed for the ERSA 300 hammer piston iron. Two versions are available: the ERSADUR long-life tip 0302MD with a 25 mm chisel width and iron-copper coating for extended service life, and the nickel-plated standard tip 0302MZ in the same geometry as a cost-effective alternative. Both tips are straight and suited to heavy-duty hand soldering on larger components and connection points.

2 items
1 manufacturer
Net prices plus VAT

Buying guide

How to choose Series 302 for 300 hammer piston

What matters when choosing: properties, comparison and typical applications.

Technical features

⚙ Exclusively for ERSA 300 hammer piston - fit and thermal transfer optimised for this iron

✓ ERSADUR 0302MD - iron-copper coating, chisel 25 mm, extended tip life

⛤ Nickel-plated 0302MZ - same geometry, economical choice for standard applications

↕ Wide chisel 25 mm - high heat input, suitable for large solder areas and ground connections

Product comparison

Item	Coating	Geometry	Note
Ersa 0302MD	ERSADUR (iron-copper)	Chisel 25 mm, straight	Extended tip life
Ersa 0302MZ	Nickel-plated	Chisel 25 mm, straight	Standard version

Typical applications

Typical applications: Hand soldering on large pads, ground connections and heavy wires with the ERSA 300 hammer iron, repair work in cable assembly and power electronics, and production soldering tasks where high heat input through a wide chisel profile is required.

FAQ

Frequently asked questions about Series 302 for 300 hammer piston

What are Serie 302 desoldering tips and what industrial applications do they serve?

Serie 302 desoldering tips are precision soldering tools specifically engineered for use with Ersa 300 series hammer-type soldering irons, designed to remove solder from electronic components and PCB assemblies. These tips serve critical applications in electronics manufacturing, repair services, and rework operations where precise component removal is required without damaging surrounding circuitry. The chisel-shaped geometry provides controlled heat transfer for desoldering integrated circuits, connectors, and surface-mount components in industrial electronics, automotive ECUs, and telecommunications equipment.

What are the key technical selection criteria for Serie 302 desoldering tips?

Selection of Serie 302 desoldering tips depends primarily on tip geometry, surface coating, and thermal characteristics for specific component types and PCB layouts. The Ersa 0302MD features DUR coating for extended service life in high-volume production environments, while the 0302MZ offers nickel-plated surface for standard desoldering applications. Both variants feature 25mm chisel-shaped working ends optimized for through-hole component removal and maintain compatibility with Ersa 300 series heating elements operating at standard soldering temperatures between 300°C and 450°C.

Which international standards apply to Serie 302 desoldering tips and soldering operations?

Serie 302 desoldering tips comply with IPC-7711/7721 standards for electronics assembly rework and repair procedures, ensuring consistent quality in component removal processes. The tips meet IEC 60068 environmental testing standards for thermal cycling and mechanical stress resistance required in professional electronics manufacturing. Additionally, these tools conform to RoHS compliance requirements for lead-free soldering applications and support ISO 9001 quality management processes in electronics production facilities through traceable performance specifications and material certifications.

What are the main differences between Serie 302 tip variants available?

The primary distinction between Serie 302 variants lies in surface coating technology and durability characteristics for different production volumes and applications. The Ersa 0302MD incorporates DUR coating technology that provides superior wear resistance and extended service life in high-frequency desoldering operations, making it ideal for production environments. The Ersa 0302MZ features traditional nickel plating that offers reliable thermal transfer and corrosion resistance for standard repair and rework applications, both maintaining the same 25mm chisel geometry and compatibility with 300 series heating systems.

What installation requirements and system compatibility apply to Serie 302 tips?

Serie 302 desoldering tips require direct installation into Ersa 300 series hammer-type soldering iron heating elements through proprietary coupling mechanism that ensures secure thermal contact and electrical continuity. The tips feature standardized mounting interface compatible with Ersa 300 heating systems operating at 24V or 48V supply voltages depending on station configuration. Installation requires heating element cooling to room temperature, secure tip insertion until mechanical stop engagement, and system temperature verification before operation to prevent thermal shock damage to tip coating materials.

What safety ratings and operating temperature ranges apply to Serie 302 tips?

Serie 302 desoldering tips operate safely within temperature ranges from 200°C to 480°C maximum, with optimal performance achieved between 300°C and 420°C for standard lead-free solder alloys. The tips maintain structural integrity and coating adhesion throughout thermal cycling between ambient and operating temperatures, meeting workplace safety requirements for enclosed electronics manufacturing environments. These tools incorporate heat-resistant materials that prevent tip degradation during extended high-temperature exposure while maintaining consistent thermal transfer characteristics essential for reliable component desoldering operations.

What maintenance schedule and service life expectations apply to Serie 302 tips?

Serie 302 desoldering tips require daily cleaning with appropriate flux residue removal solvents and weekly inspection of tip geometry and coating integrity to maintain optimal performance throughout their service life. The DUR-coated 0302MD variant typically provides 200-300 hours of continuous operation before replacement, while nickel-plated 0302MZ tips deliver 100-150 hours depending on operating temperature and flux chemistry exposure. Proper maintenance includes temperature verification calibration every 40 operating hours and immediate replacement when tip geometry deviation exceeds 0.2mm from original specifications to prevent PCB damage during desoldering operations.