What are Weller soldering nozzles and what industrial applications use them?

Weller soldering nozzles are precision-engineered hot air nozzles designed for professional electronics manufacturing, repair, and rework applications. These nozzles provide controlled heat distribution for desoldering and soldering surface-mount components, BGA packages, and through-hole components in industries including automotive electronics, telecommunications equipment manufacturing, medical device assembly, and aerospace electronics production. The nozzles feature specialized heating configurations including 4-sided heated designs for uniform temperature distribution and dual-heated variants for targeted component work. Professional electronics technicians and production engineers rely on these nozzles for applications requiring precise thermal control and minimal thermal stress on adjacent components.

What technical criteria determine Weller nozzle selection for specific soldering applications?

Weller nozzle selection depends on component size, heating configuration, and thermal requirements with nozzle apertures ranging from 7mm diameter for small components up to 43x43mm for large packages like the NQ55 model. The heating configuration varies between 2-sided heated dual nozzles like the ND05 with 10.7x10.7mm aperture for directional heating and 4-sided heated models like the NQ series for uniform thermal distribution. Vacuum-assisted nozzles such as the NRV series with diameters from 7mm to 12mm enable simultaneous component removal and pickup. Temperature uniformity, thermal mass matching to component size, and airflow characteristics determine optimal nozzle geometry for specific solder joint requirements and component thermal sensitivity.

Which international standards apply to Weller soldering nozzles in professional applications?

Weller soldering nozzles comply with IEC 61191 standards for printed board assemblies and IEC 60068-2 environmental testing requirements for temperature cycling and thermal shock resistance. The nozzles meet ISO 9001 quality management standards and conform to RoHS directive 2011/65/EU for material composition restrictions. ESD-safe variants comply with IEC 61340-5-1 electrostatic discharge control standards essential for sensitive semiconductor handling. Professional electronics manufacturing environments require compliance with IPC-A-610 acceptability standards for electronic assemblies, which specify thermal profile requirements that these precision nozzles enable through controlled heat distribution and temperature stability.

What are the differences between Weller NQ, NQT, ND, and NRV nozzle series?

The NQ series provides 4-sided heated square nozzles ranging from 14.5x10mm to 43x43mm for uniform heating of large components and BGA packages with consistent thermal distribution. NQT models offer compact 4-sided heating in smaller form factors from 14.8x14.8mm to 22x22mm for precision work on dense circuit boards. ND dual nozzles feature 2-sided heating in configurations like 14x10mm and 10.7x10.7mm for directional thermal application and component-specific heating patterns. NRV vacuum nozzles combine hot air delivery with integrated vacuum pickup in 7mm, 10mm, and 12mm diameters, enabling simultaneous component heating and removal for efficient rework operations.

What installation requirements and system compatibility apply to Weller nozzles?

Weller nozzles require compatible hot air stations with proper electrical connections and airflow capacity matching the nozzle's thermal and pneumatic specifications. The nozzles connect via standardized bayonet or threaded interfaces depending on the station model, ensuring secure mechanical coupling and optimal heat transfer from the heating element. System compatibility includes matching air pressure requirements typically between 0.1 to 0.8 bar and temperature control capability up to 500°C for most applications. Proper installation requires verifying nozzle alignment with the heating element, checking air seal integrity, and confirming electrical continuity for temperature feedback sensors integrated in advanced nozzle designs.

What safety ratings and operating parameters apply to Weller soldering nozzles?

Weller soldering nozzles operate safely within temperature ranges up to 500°C with thermal stability ratings ensuring consistent performance across extended heating cycles. The nozzles feature heat-resistant materials with operating pressure ratings typically up to 0.8 bar for hot air applications and maintain dimensional stability under thermal cycling conditions. Safety considerations include proper grounding for ESD protection in accordance with IEC 61340 standards and thermal insulation requirements to prevent operator contact with heated surfaces. Operating parameters specify maximum air flow rates and heating element power ratings to prevent thermal damage to both the nozzle and target components during professional soldering operations.

What maintenance schedule and service life expectations apply to Weller nozzles?

Weller nozzles require visual inspection after every 50 hours of operation to check for thermal damage, dimensional changes, or blockages that could affect heating uniformity and airflow characteristics. Cleaning intervals depend on flux residue exposure but typically require monthly cleaning with appropriate solvents to maintain optimal heat transfer and prevent contamination of subsequent solder joints. Service life averages 500 to 1000 operating hours depending on temperature cycling frequency and maximum operating temperatures, with performance degradation indicators including uneven heating patterns and reduced thermal efficiency. Replacement becomes necessary when temperature uniformity varies by more than 10°C across the nozzle aperture or when dimensional tolerances exceed component placement accuracy requirements.

Weller Nozzles

Weller Soldering tools

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Weller T0058736883N. DR05 Hot air dual nozzle, 2x2.5 mm, without vacuum
€100.97
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Weller T0058727780N. Q06 Hot air nozzles, 15x10 mm, 4 sides heated
€99.97
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Weller T0058727782N. D06 Hot air nozzle, 13x10 mm, 2 sides heated
€99.97
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Weller T0058727781N. D08 Hot air nozzle, 15x10 mm, 2 sides heated
€99.97
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Weller T0058727779N. D04 Hot air nozzle, 10.5x10.5 mm, 2 sides heated
€99.97
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Weller T0058727783N. Q08 Hot air nozzles, 12.5x15 mm, 4 sides heated
€99.97
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Weller T0058736870N. NR10 Hot air ro with nozzle, D: 7 mm
€99.97
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Weller T0058727808N. Measuring nozzle for thermocouple, 0.5 mm, for HAP1 / HAP 200
€97.97
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Weller T0058727784N. D10 Hot air nozzle, 18x10 mm, 2 sides heated
€97.73
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Weller T0058736875N. NA-20 Measuring nozzle for instrument calibration, for HA 3000 / HAP 2 / HAP 3
€69.59
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Weller T0058736881N. NR04 Hot air ro with nozzle, D: 2.5 mm
€64.99
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Weller T0051379099. Suction nozzle set DX 110 - DX 115
€64.98
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Weller T0058736882N. NR02 Hot air ro with nozzle, D: 1.7 mm, 45
€61.05
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Weller T0058736867N. NR05 Hot air ro with nozzle, D: 4 mm
€60.40
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Weller T0058768745N. TNRB 17 Hot air ro with nozzle curved 45°, D: 1.7 mm, for WTHA 1
€59.98
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Weller T0058768746N. TNRB 60 Hot air ro with nozzle bent 45 °, D: 6 mm, for WTHA 1
€59.98
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Weller T0058727786N. R08 Ro with nozzle, D: 2 mm, long, curved
€56.98
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Weller T0058768742N. TNR 25 Hot air ro with nozzle, D: 2.5 mm, for WTHA 1
€51.98
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Weller T0058768747N. TNA nozzle adapter for WTHA 1
€51.98
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Weller T0058727775. FD4 Dual nozzle, D: 1.5 mm, Distance 10 mm
€51.98
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Weller T0058727772N. F06 Flat nozzle 12x1.5 mm
€43.99
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Weller T0058727776. FD2 Dual nozzle, D: 1.5 mm, Distance 8 mm
€43.99
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Weller T0058768743N. TNR 40 Hot air ro with nozzle, D: 4 mm, for WTHA 1
€41.99
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Weller T0058727777N. Q02 Hot air nozzles, 6x6.5 mm, 4 sides heated
€41.99
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Weller nozzles are precision-engineered components designed for hot-air desoldering and rework stations, with tip temperatures stable to within ±2 °C and compatibility across the WHA 3000, WHA 900, and WHASP series. Nozzle geometries range from 1.0 mm micro-tips for fine-pitch SMD work to 60+ mm wide-area profiles for BGA and QFP packages, with chrome-plated brass bodies rated for continuous duty cycles at up to 500 °C (IEC 60068-2-20).

As an authorised Weller distributor, esd.equipment stocks 99 Weller nozzle references for immediate dispatch - covering desoldering tips, hot-air nozzles, and extraction nozzles in compliance with IEC 61340-5-1 ESD-safe handling requirements and RoHS 2 (2011/65/EU) material standards.

Key technical advantages - Weller Nozzles at a glance

⚡ ±2 °C temperature stability - precise rework without thermal overshoot, IEC 60068-2-20

↕ 1.0 mm to 60+ mm nozzle width - covers micro-SMD up to BGA and QFP packages

🛠 Chrome-plated brass body - corrosion-resistant, extended service life 3-5+ years

⚙ Compatible with WHA 3000, WHA 900, WHASP - direct drop-in fit, no adapters required

🛡 RoHS 2 compliant - lead-free solder process ready, 2011/65/EU certified

✓ 99 references in stock - authorised Weller distributor, same-day dispatch available

Weller Nozzle Series - Product Overview

Series / Type	Application	Temp. Range	Compatible Station
Hot-Air Nozzles (round)	SMD component removal, fine-pitch rework	up to 500 °C	WHA 900, WHA 3000
Hot-Air Nozzles (slot)	SOIC, SOP, flat-pack removal	up to 500 °C	WHA 900, WHASP
BGA Nozzles	Ball grid array reflow and removal	up to 450 °C	WHA 3000
Desoldering Nozzles	Through-hole desoldering, solder extraction	up to 480 °C	WHASP series
Micro Nozzles	Fine-pitch ICs, 0201/0402 passives	up to 500 °C	WHA 900, WHA 3000

Typical application areas: Electronics manufacturing and SMT rework (IPC-A-610, IPC 7711/7721), semiconductor and wafer-level assembly (SEMI S1/S2), medical device production (ISO 13485), automotive electronics repair and ECU rework (IATF 16949, VDA 6.3), aerospace and defence PCB rework (AS9100), and ESD-safe laboratory environments (IEC 61340-5-1).

✓

Authorised Weller Distributor Original Weller nozzles - WHA 900, WHA 3000, WHASP series

📦

99 References in Stock Same-day dispatch, RoHS 2 compliant, ESD-safe packaging

🛡

Norm-Compliant Components IEC 60068-2-20, IEC 61340-5-1, RoHS 2 (2011/65/EU)