Built for spot welding
AWithZ professional welding pens
One-stop service / Pro compatibility / Ultra-low resistance / Better welds
WP240 multi-function integrated pen
An all-in-one smart welding pen with hand-triggered control, fitting high-power hosts such as P90C/P120D (SKU photo shows "P90C-SKU-with-WP240-pen"); replaceable pins.
Fits: P120D / P90C / P60F / P30C / P20B
¥299.9$44.99TBD
WP120 welding pen · 8 AWG · 1 pc
A manual button triggers at will; removable alumina-copper pins; thick copper lead; about 40cm long.
Fits: UF20B / UK3 / UK1 / U3 Pro
¥39.9$5.99TBD
WP120-6 welding pen · 6 AWG · 1 pc
Thicker copper lead for high-current models; UK3/UKF10 pages note the optional WP120-6 smart hand pen for triggered welding.
Fits: UKF10 / UK3 / UF20B
¥49.9$7.99TBD
WP110 welding pen · 8 AWG · 1 pc
A standard welding pen without a control button, with replaceable pins.
Fits: UF20B / UK3 / UK1 / U3 / U2
¥29.9$4.99TBD
WP110-6 welding pen · 6 AWG · 1 pc
Thick-lead version of the standard welding pen.
Fits: UKF10 / UK3 / UF20B
¥39.9$5.99TBD
WP158 welding pen · 1 pc
Shown in accessory photos; the catalog lists only its dedicated pins (¥19.9) — the pen's price and fit are to be confirmed.
Fits: P20B / P30C / P60F / P90C / P120D
¥71.9$10.99TBD
Classic Integrated Pen
An early one-piece (non-replaceable-pin) pen; the detail page states "no cheap one-piece pens," so it is treated as legacy/discontinued, to be confirmed.
Fits: U2
TBD
Accessory ↔ host-model matrix
| Category | Model | Compatible hosts | |
|---|---|---|---|
| welding pen |  WP110 | UK1、UK3、UF20B | Details › |
| welding pen |  WP120 | UK1、UK3、UF20B | Details › |
| welding pen |  WP110-6 | UK3、UF20B | Details › |
| welding pen |  WP120-6 | UK3、UF20B | Details › |
| welding pen |  WP240 | P20B、P30C、P60F、P90C、P120D | Details › |
| welding pen |  WP158 | P20B、P30C、P60F、P90C、P120D | Details › |
| Welding pins |  H-Series single-head pins | H1、HD2、H2 | Details › |
| Welding pins | H-Series dual-head pins | H1-2026、HD2-2026、H2-2026、HF7 | Details › |
| Welding pins |  WP110/120 pins | UK1、UK3、UF20B | Details › |
| Welding pins |  WP110-6/120-6 pins | UK3、UF20B | Details › |
| Welding pins | WP240 pins | P20B、P30C、P60F、P90C、P120D | — |
| Welding pins |  WP158 pins | P20B、P30C、P60F、P90C、P120D | Details › |