Buy KNP3WS 1K 5% Resistor Online in South Africa - In Stock at Communica
Order KNP3WS 1K 5% (1,000Ohm 3W) resistors online at Communica. Local stock, VAT invoicing, and fast South African delivery. Ideal for education, prototyping & production.

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KNP3WS 1K 5% Resistor - The Standard for 1,000Ohm 3W Carbon Film Needs
The KNP3WS 1K 5% resistor is a widely used 1,000 ohm, 3 watt carbon film resistor with a 5% tolerance, perfect for demanding applications in electronics prototyping, repair, and small production runs. Its flame-retardant coating, robust 3W power handling, and industry-standard axial leads make it a reliable choice for engineers, students, and procurement teams who need consistent performance to SANS-aligned parameters.
Why Choose KNP3WS 1K 5%?
- Fits breadboards, stripboards, and PCB designs with standard 0.6-0.7mm leads.
- Low noise, high stability carbon film element - ideal for signal, load, or pull-down use.
- Popular in STEM kits, power supply builds, and audio/LED projects across South Africa.
Technical Specs - KNP3WS 1K 5% Resistor
| Parameter | Value |
|---|---|
| Resistance (Ohm) | 1,000 (1K) |
| Tolerance | 5% |
| Power Rating | 3W @ 70 degreesC |
| Body Style | Axial carbon film |
| Lead Diameter | ~0.6-0.7mm |
| Coating | Flame retardant epoxy |
This value and form factor is compatible with standard through-hole assembly, and can be swapped in place of similar 1K 3W resistors for most educational, industrial, and hobby applications. Tolerance color code (Brown-Black-Red-Gold) ensures easy identification during assembly.
Compatibility & Project Uses
- Current limiting for LEDs and power rails
- Load banks for test benches
- Voltage divider networks in analog circuits
- General-purpose drop-in replacement for 1K 3W resistors in amplifiers, motor drivers, and chargers
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Reliable Local Sourcing - Why Buy from Communica?
- Stock held at the main Samrand warehouse (Centurion) and available for collection at Cape Town and Pretoria CBD branches.
- All resistors supplied in anti-static bandoliers or bagged strips for bulk, OEM, and STEM order fulfilment.
- VAT invoices and formal quotations available for public or private sector buyers, with easy account setup for schools and universities.
- Direct support and technical application advice from Communica's experienced in-house team.
How to Select Your Resistor and Accessory Bundle
- Use as drop-in for 1KOhm through-hole requirements, or as a dropper/load resistor in power/demo circuits up to 3W continuous.
- Pair with compatible ceramic terminal blocks, breadboards, jumpers, or multimeters - browse all accessories here.
- Double-check lead size and body length for automated insertion machines or compact PCBs. Typical body ~16mm x 6mm.
Order, Delivery & Local Support
- Check real-time stock on the product page. Same-day dispatch on in-stock items for orders placed before cut-off.
- Collect from branch counters or select courier delivery across South Africa (main centres typically 1-3 working days).
- Bulk pack pricing automatically applied at checkout. Ask for large quantity quotations for OEM/staff training packs.
- All orders packed and shipped locally - support for South African education, research and industry.
Trusted Brands & Alternatives at Communica
Stock includes KNP, CFR, and select metal oxide or metal film types from brands such as UniOhm and KOA, all with datasheet links, color code guides, and ZAR pricing visible at checkout for transparent procurement.
Sources
Communica supplies semiconductors and electronic components to industries such as automotive, electrical, automation, mining, and education.
Disclaimer: This content is for educational purposes only. Product availability, pricing, and specifications are subject to change. Always verify current details on the retailer's website before making a purchase. We may earn affiliate commissions from qualifying purchases.
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