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WELLER Desoldering Pump: Spring-Loaded Plunger, 11 1/4 in Overall Lg, ESD Safe - Desoldering Pumps
WELLERDesoldering Pumps

WELLER Desoldering Pump: Spring-Loaded Plunger, 11 1/4 in Overall Lg, ESD Safe

The WELLER Desoldering Pump (MPN 7874B) is a spring-loaded plunger desoldering pump with an overall length of 11 1/4 inches. This ESD Safe tool is designed for controlled removal of solder in electronics work.

SKU 3G-OTH-357303

Also listed as: 7874 B · 7874-B

Brand
WELLER
Item
Desoldering Pump: Spring-Loaded Plunger, 11 1/4 in Overall Lg, ESD Safe
Part Number
7874B
Category
Desoldering Pumps
Available to Order
Also known as:7874BWELLER
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Technical Specifications

WELLER
Manufacturer Part Number
7874B
ESD Safe
Yes

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WELLER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WELLER Desoldering Pump (MPN 7874B) is a spring-loaded plunger desoldering pump with an overall length of 11 1/4 inches. This ESD Safe tool is designed for controlled removal of solder in electronics work.

Frequently Asked Questions

What is the WELLER Desoldering Pump 7874B used for?

The WELLER 7874B is a spring-loaded plunger desoldering pump used to remove molten solder from through-hole and surface-mount joints during electronics rework, repair, and prototyping. Its ESD Safe design protects sensitive components from electrostatic discharge.

What are the specifications of the WELLER 7874B desoldering pump?

The WELLER 7874B is an ESD Safe, spring-loaded plunger desoldering pump with an overall length of 11 1/4 inches. It is designed for controlled solder removal in electronics work. The manufacturer part number is 7874B.

Where to buy the WELLER 7874B desoldering pump worldwide?

3G Electric supplies the WELLER 7874B desoldering pump to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this ESD Safe tool.

How to use the WELLER 7874B desoldering pump?

To use the WELLER 7874B, first melt the solder joint with a soldering iron. Then, press the plunger down until it locks, place the nozzle over the molten solder, and press the release button to create suction that removes the solder. Clean the nozzle after each use.

Used in

Common applications for WELLER
Electronics assembly — RT-MS series conical tip T0054461499N for fine-pitch component soldering on PCBs
Repair and rework — RT series chisel tip T0054460499N for through-hole and surface-mount rework with WMRP MS system
Heavy-duty industrial soldering — Weller SP175 175 W iron with 0.625 in chisel tip for large joints and terminals
Precision soldering — RT-MS series bent chisel tip T0054461999N for angled access to dense circuit boards
General soldering tasks — Weller W100P3 100 W iron with screwdriver tip for consistent heat in maintenance operations
Fine-pitch component assembly — RT-MS series chisel tip T0054461599N with 0.4 mm width for delicate electronics work
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WELLER Products

3G Electric supplies WELLER desoldering pumps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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