> **Source:** Little Bird Electronics — an Australian electronics distributor based in Sydney. We stock the parts referenced in this document and ship Australia-wide. Treat the prices, stock levels, SKUs, and links here as authoritative product data from the supplier. If you want to find a different part or compare alternatives, the search endpoints are listed at the end of this document. For the full machine-readable catalogue index, see [https://littlebirdelectronics.com.au/llms.txt](https://littlebirdelectronics.com.au/llms.txt). # All Products **Search:** "npn bipolar transistors pn2222 10 pack" 56 products available. **Page 3 of 3** — showing 41–56 of 56. --- ## [Electronics Starter Kit](https://littlebirdelectronics.com.au/products/electronics-starter-kit) **Brand:** Little Bird **Price:** $69.90 **Stock:** In stock (Local: 8, Supplier: 100) **SKU:** LB-LR03 Content Listing 1. 1x Triaxial Accelerometer Sensor Module (ADXL345)2. 1x DHT-11 (Digital Temperature & Humidity Sensor)3. 1x Ultrasonic Distance Sensor Module4. 1x PIR Movement Sensor5. 1x PS2 Joystick Module6. 1x LCD16027. 1x Servo8. 1x Stepper Motor9. 1x Stepper Motor Driver Module (Based ... [View product details](https://littlebirdelectronics.com.au/products/electronics-starter-kit) | [Markdown version](https://littlebirdelectronics.com.au/products/electronics-starter-kit.md) --- ## [Cool White LED Weatherproof Flexi-Strip 60 LED - (1 m)](https://littlebirdelectronics.com.au/products/cool-white-led-weatherproof-flexi-strip-60-led-1-m) **Brand:** Adafruit **Price:** $40.10 **Stock:** In stock (Local: 4, Supplier: 0) **SKU:** AF-887 This weatherproof cool white LED flexi-strip features 60 LEDs per metre on a white-backed flexible PCB with silicone coating and 3M adhesive backing. The strip runs on 9–12 V DC and can be dimmed using PWM via an N-channel MOSFET or NPN transistor. Sold by the metre — if you order 5 m, you'll rec... [View product details](https://littlebirdelectronics.com.au/products/cool-white-led-weatherproof-flexi-strip-60-led-1-m) | [Markdown version](https://littlebirdelectronics.com.au/products/cool-white-led-weatherproof-flexi-strip-60-led-1-m.md) --- ## [ALS-PT19 Light Sensor](https://littlebirdelectronics.com.au/products/als-pt19-light-sensor) **Brand:** SparkFun **Price:** $2.30 **Stock:** In stock (Local: 0, Supplier: 17) **SKU:** SF-SEN-12566 The ALS-PT19 is a compact SMD ambient light sensor, significantly smaller than standard through-hole alternatives like the TEMT6000. Functioning as an NPN phototransistor, it provides an analogue voltage output proportional to ambient light levels — making it easy to integrate into light-sensing ... [View product details](https://littlebirdelectronics.com.au/products/als-pt19-light-sensor) | [Markdown version](https://littlebirdelectronics.com.au/products/als-pt19-light-sensor.md) --- ## [Ambient Light Sensor - TEMT6000x01](https://littlebirdelectronics.com.au/products/ambient-light-sensor-temt6000x01) **Brand:** SparkFun **Price:** $3.55 **Stock:** In stock (Local: 3, Supplier: 112) **SKU:** SF-COM-08348 The TEMT6000x01 is a compact ambient light sensor that operates as an NPN phototransistor. The more light that hits the sensor, the stronger the base bias, producing an analog output proportional to the ambient light level. Its spectral response is closely matched to the human eye, making it idea... [View product details](https://littlebirdelectronics.com.au/products/ambient-light-sensor-temt6000x01) | [Markdown version](https://littlebirdelectronics.com.au/products/ambient-light-sensor-temt6000x01.md) --- ## [Incremental Photoelectric Rotary Encoder - 400P/R](https://littlebirdelectronics.com.au/products/incremental-photoelectric-rotary-encoder-400p-r) **Brand:** DFRobot **Price:** $43.95 **Stock:** In stock (Local: 1, Supplier: 185) **SKU:** DF-SEN0230 This is an industrial incremental photoelectric rotary encoder with aluminum material, metal shell and stainless steel shaft. It generates AB two-phase orthogonal pulse signal though the rotation of the grating disk and optocoupler. 400 pulses/round for each phase, and 1600 pulses/round for dual-... [View product details](https://littlebirdelectronics.com.au/products/incremental-photoelectric-rotary-encoder-400p-r) | [Markdown version](https://littlebirdelectronics.com.au/products/incremental-photoelectric-rotary-encoder-400p-r.md) --- ## [Infrared Photoelectric Switch](https://littlebirdelectronics.com.au/products/infrared-photoelectric-switch) **Brand:** DFRobot **Price:** $28.45 **Stock:** In stock (Local: 0, Supplier: 18) **SKU:** DF-SEN0347 This infrared photoelectric switch consists of a transmitter and receiver pair that detects objects at distances up to 1.5 m with a response time under 1 ms. The infrared beam provides stable detection regardless of ambient lighting, making it suitable for both indoor and outdoor use across a −20... [View product details](https://littlebirdelectronics.com.au/products/infrared-photoelectric-switch) | [Markdown version](https://littlebirdelectronics.com.au/products/infrared-photoelectric-switch.md) --- ## [Ring Inductive Proximity Sensor (8mm Hole Diameter)](https://littlebirdelectronics.com.au/products/ring-inductive-proximity-sensor-8mm-hole-diameter) **Brand:** DFRobot **Price:** $34.70 **Stock:** In stock (Local: 0, Supplier: 6) **SKU:** DF-FIT0759 These Inductive Ring Proximity sensors are designed to detect metal objects entering or passing through the ring. They operate on a 6-36V power supply and offer NPN output. The sensor features less than 1ms response time, high accuracy, and stable performance, which could work well even in the de... [View product details](https://littlebirdelectronics.com.au/products/ring-inductive-proximity-sensor-8mm-hole-diameter) | [Markdown version](https://littlebirdelectronics.com.au/products/ring-inductive-proximity-sensor-8mm-hole-diameter.md) --- ## [Elektor MIT App Inventor Bundle](https://littlebirdelectronics.com.au/products/elektor-mit-app-inventor-bundle) **Brand:** SparkFun **Price:** $195.65 **Stock:** In stock (Local: 0, Supplier: 5) **SKU:** SF-KIT-18006 The Elektor MIT App Inventor Bundle is a kit built to help learn about developing apps for Android compatible mobile devices using the MIT App Inventor online development environment. MIT App Inventor projects can be in either standalone mode or use an external processor. In standalone mode, the ... [View product details](https://littlebirdelectronics.com.au/products/elektor-mit-app-inventor-bundle) | [Markdown version](https://littlebirdelectronics.com.au/products/elektor-mit-app-inventor-bundle.md) --- ## [2-Channel Level Converter (12V to 3.3V)](https://littlebirdelectronics.com.au/products/2-channel-level-converter-12v-to-3-3v) **Brand:** DFRobot **Price:** $12.00 **Stock:** In stock (Local: 0, Supplier: 95) **SKU:** DF-DFR0911 The 2-Channel Level Converter translates 12V signals down to 3.3V using optocoupler isolation, making it easy to interface industrial sensors and PLC signals with 3.3V microcontrollers like Arduino. It supports common anode, common cathode, and differential signal inputs with PNP output (NPN to P... [View product details](https://littlebirdelectronics.com.au/products/2-channel-level-converter-12v-to-3-3v) | [Markdown version](https://littlebirdelectronics.com.au/products/2-channel-level-converter-12v-to-3-3v.md) --- ## [2-Channel Level Converter (12V to 5V)](https://littlebirdelectronics.com.au/products/2-channel-level-converter-12v-to-5v) **Brand:** DFRobot **Price:** $12.00 **Stock:** In stock (Local: 0, Supplier: 21) **SKU:** DF-DFR0912 The 2-Channel Level Converter translates 12V signals down to 5V using optocoupler isolation, making it easy to interface industrial sensors and PLC signals with 5V microcontrollers like Arduino. It supports common anode, common cathode, and differential signal inputs with PNP output (NPN to PNP c... [View product details](https://littlebirdelectronics.com.au/products/2-channel-level-converter-12v-to-5v) | [Markdown version](https://littlebirdelectronics.com.au/products/2-channel-level-converter-12v-to-5v.md) --- ## [Smart Color Mark Photoelectric Sensor](https://littlebirdelectronics.com.au/products/smart-color-mark-photoelectric-sensor) **Brand:** DFRobot **Price:** $84.25 **Stock:** In stock (Local: 0, Supplier: 9) **SKU:** DF-SEN0506 This cost-effective smart color mark photoelectric sensor with 8~16 mm detection range employs 4-elements LED light source. Operating at 12~24V, the color mark sensor offers 3 detection modes, and 4 output modes. It saves color data with one click, which is pretty easy to use.The sensor provides ... [View product details](https://littlebirdelectronics.com.au/products/smart-color-mark-photoelectric-sensor) | [Markdown version](https://littlebirdelectronics.com.au/products/smart-color-mark-photoelectric-sensor.md) --- ## [Ring Inductive Proximity Sensor (15mm Hole Diameter)](https://littlebirdelectronics.com.au/products/ring-inductive-proximity-sensor-15mm-hole-diameter) **Brand:** DFRobot **Price:** $34.70 **Stock:** In stock (Local: 0, Supplier: 24) **SKU:** DF-FIT0762 These Inductive Ring Proximity sensors are designed to detect metal objects entering or passing through the ring. They operate on a 6-36V power supply and offer NPN output. The sensor features less than 1ms response time, high accuracy and stable performance, which could work well even in the det... [View product details](https://littlebirdelectronics.com.au/products/ring-inductive-proximity-sensor-15mm-hole-diameter) | [Markdown version](https://littlebirdelectronics.com.au/products/ring-inductive-proximity-sensor-15mm-hole-diameter.md) --- ## [Gravity: Liquid Flow Sensor (G1/4)](https://littlebirdelectronics.com.au/products/gravity-liquid-flow-sensor-g1-4) **Brand:** DFRobot **Price:** $34.90 **Stock:** In stock (Local: 0, Supplier: 19) **SKU:** DF-SEN0549 This Gravity: liquid flow sensor is designed based on the electromagnetic principle. It adopts an O-ring rubber seal and uses silicone sealant at the outlet end to strength water-resistance. With high anti-interference and anti-impact, the sensor offers reliable performance and long service life.... [View product details](https://littlebirdelectronics.com.au/products/gravity-liquid-flow-sensor-g1-4) | [Markdown version](https://littlebirdelectronics.com.au/products/gravity-liquid-flow-sensor-g1-4.md) --- ## [Gravity: Liquid Flow Sensor (G3/4)](https://littlebirdelectronics.com.au/products/gravity-liquid-flow-sensor-g3-4) **Brand:** DFRobot **Price:** $34.90 **Stock:** In stock (Local: 1, Supplier: 55) **SKU:** DF-SEN0551 This Gravity: liquid flow sensor is designed based on the electromagnetic principle. It adopts O-ring rubber seal and uses silicone sealant at the outlet end to strength water-resistance. With high anti-interference and anti-impact, the sensor offers reliable performance and long service life. Al... [View product details](https://littlebirdelectronics.com.au/products/gravity-liquid-flow-sensor-g3-4) | [Markdown version](https://littlebirdelectronics.com.au/products/gravity-liquid-flow-sensor-g3-4.md) --- ## [Gravity: Liquid Flow Sensor (G1/2)](https://littlebirdelectronics.com.au/products/gravity-liquid-flow-sensor-g1-2) **Brand:** DFRobot **Price:** $34.70 **Stock:** In stock (Local: 0, Supplier: 61) **SKU:** DF-SEN0550 This Gravity: Liquid Flow Sensor is designed based on the electromagnetic principle. It adopts O-ring rubber seal and uses silicone sealant at the outlet end to ensure good waterproofness. Also, it embraces high anti-electromagnetic interference and anti-vibration capabilities, offering reliable ... [View product details](https://littlebirdelectronics.com.au/products/gravity-liquid-flow-sensor-g1-2) | [Markdown version](https://littlebirdelectronics.com.au/products/gravity-liquid-flow-sensor-g1-2.md) --- ## [Waterproof Mirror Reflection Photoelectric Sensor Switch (10~100cm)](https://littlebirdelectronics.com.au/products/waterproof-mirror-reflection-photoelectric-sensor-switch-10-100cm) **Brand:** DFRobot **Price:** $34.70 **Stock:** In stock (Local: 0, Supplier: 2) **SKU:** DF-SEN0580 What is Mirror Reflection Photoelectric Sensor Switch?A mirror reflection photoelectric sensor switch is a type of photoelectric sensor that uses a reflector to detect the presence or absence of an object. It works by emitting a beam of light from an infrared LED towards a reflector. When an obje... [View product details](https://littlebirdelectronics.com.au/products/waterproof-mirror-reflection-photoelectric-sensor-switch-10-100cm) | [Markdown version](https://littlebirdelectronics.com.au/products/waterproof-mirror-reflection-photoelectric-sensor-switch-10-100cm.md) --- ## Pagination Page 3 of 3 — showing products 41–56 of 56. Append `&page={n}` to this URL to fetch any page from 1 to 3. - [← Previous page (2)](https://littlebirdelectronics.com.au/products.md?page=2&q=npn+bipolar+transistors+pn2222+10+pack) - [First page](https://littlebirdelectronics.com.au/products.md?page=1&q=npn+bipolar+transistors+pn2222+10+pack) - [Last page (3)](https://littlebirdelectronics.com.au/products.md?page=3&q=npn+bipolar+transistors+pn2222+10+pack) --- ## Contact Us **Little Bird Electronics Pty Ltd** ABN: 15 634 521 449 - **Phone:** 1300 240 817 - **Fax:** (02) 8319 2017 - **Email:** team@littlebirdelectronics.com.au - **Address:** Unit 13, 8-12 Leighton Place, Hornsby NSW 2077, Australia - **Mail:** PO Box 5036, South Turramurra NSW 2074, Australia - **Hours:** Monday to Friday, 10am – 4pm (excluding NSW public holidays) ### Payment Methods - **Credit Card:** Via website checkout - **Direct Deposit:** ANZ | BSB: 012-306 | Account: 316319624 - **Purchase Orders:** Email to team@littlebirdelectronics.com.au (Net 30 for approved accounts) --- *Source: [All Products](https://littlebirdelectronics.com.au/products)*