Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
PROTO JH4-250RB Standard-Head Electronic Torque Wrench, Ratcheting - Standard-Head, Electronic Torque Wrenches
PROTOStandard-Head, Electronic Torque Wrenches

PROTO JH4-250RB Standard-Head Electronic Torque Wrench, Ratcheting

The PROTO Electronic Torque Wrench (SKU JH4-250RB, MPN JH4-250RB) is a standard-head, ratcheting electronic torque wrench with a torque range of 2.1 to 20.8 ft-lb. It features audible and visual indicators and…

SKU 3G-OTH-326970

Also listed as: JH4250RB · JH4 250RB

Brand
PROTO
Item
JH4-250RB Standard-Head Electronic Torque Wrench, Ratcheting
Part Number
JH4-250RB
Category
Standard-Head, Electronic Torque Wrenches
Available to Order
Also known as:JH4-250RBPROTO
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

PROTO
Manufacturer Part Number
JH4-250RB
Type
: Centimeter-Kilogram/Foot-Pound/Inch-Pound/Newton-Meter, Ratcheting

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The PROTO Electronic Torque Wrench (SKU JH4-250RB, MPN JH4-250RB) is a standard-head, ratcheting electronic torque wrench with a torque range of 2.1 to 20.8 ft-lb. It features audible and visual indicators and supports Newton-Meter measurement units. This tool is designed for precise torque application in industrial settings.

Frequently Asked Questions

What is the PROTO Electronic Torque Wrench used for?

The PROTO Electronic Torque Wrench is used for precise torque application in industrial settings, such as automotive assembly and maintenance. It ensures accurate fastening with a range of 2.1 to 20.8 ft-lb, featuring audible and visual indicators for confirmation.

What are the specifications of the PROTO Electronic Torque Wrench?

The PROTO Electronic Torque Wrench (MPN JH4-250RB) has a torque range of 2.1 to 20.8 ft-lb, supports Newton-Meter units, and includes audible and visual indicators. It is a standard-head, ratcheting tool designed for precision. PROTO is the OEM brand.

Where to buy the PROTO Electronic Torque Wrench worldwide?

You can source the PROTO Electronic Torque Wrench through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time.

How to maintain the PROTO Electronic Torque Wrench?

To maintain the PROTO Electronic Torque Wrench, keep it clean and dry after use, store it in its case, and avoid dropping it. Calibrate it periodically per manufacturer guidelines to ensure accuracy. Always follow the user manual for battery care and indicator checks.

Used in

Common applications for PROTO
Automotive assembly — PROTO J72102 impact socket set for fastening lug nuts on production lines
Heavy equipment maintenance — PROTO J3772T flare nut wrench for hydraulic line fittings on excavators
General industrial repair — PROTO J795SA adjustable wrench set for tightening bolts on conveyor systems
Aerospace manufacturing — PROTO J5240A slotted bit socket for adjusting fasteners in confined spaces
Oil and gas pipeline work — PROTO J5438 12-point socket for valve assembly in refineries
Construction site toolkits — PROTO J8179-T500 double box wrench for structural steel bolting
Not sure this is the right part? Photo-identify it

PROTO Products

3G Electric supplies PROTO standard-head, electronic torque wrenches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from PROTO

View all PROTO parts
Standard-head electronic torque wrench with a range of 0 to 18 N-m. Measures in centimeter-kilogram, foot-pound, inch-pound, and newton-meter. Features audible and visual indicators to confirm when set torque is reached. Suitable for precision fastening tasks requiring controlled torque application
PROTO
Standard-head electronic torque wrench with a range of 0 to 18 N-m. Measures in centimeter-kilogram, foot-pound, inch-pound, and newton-meter. Features audible and visual indicators to confirm when set torque is reached. Suitable for precision fastening tasks requiring controlled torque application
Standard-head electronic torque wrench with ratcheting drive. Measures torque from 5 to 100 ft-lb in Foot-Pound units. Provides visual indication for precision fastening in industrial assembly and maintenance applications
PROTO
Standard-head electronic torque wrench with ratcheting drive. Measures torque from 5 to 100 ft-lb in Foot-Pound units. Provides visual indication for precision fastening in industrial assembly and maintenance applications

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first