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Shop the best prices on 573 great value under $20 20a products. Shopping for under $20 20a is easy with Fruugo, with SALE discounts, offers and savings on Zhouxixi. Buy specialty electrical switches & relays, circuit breaker panels, battery charge controllers and more online safely with Fruugo, with secure payment and fast shipping to Singapore.

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1 - 32 of 573
Air compressor circuit breaker, Guoyu 88 series thermal overload protection
$13.95 Save $9.00 RRP: $22.95
Stylish Thickened Plush Leg Covers for Ladies Winter Warm Furry Leg Warmers Elastic Ribbed Top Boot Cuffs Toppers Socks orange pink
$13.95 Save $14.00 RRP: $27.95
Residential Circuit Breaker 1P Double Locking Clip Structure Multi Leakage Protection Air Switch AC 230V 400V
$17.95 Save $28.00 RRP: $45.95
2pcs 10a Automatic Thermal Circuit Breaker Thermal Overload Protector 10amp L2 Series 125-250v Ac 50v Dc Automatic Reset Relay Fuse Thermal Switch Cir
$18.95 Save $40.05 RRP: $59.00
WiFi Smarts Switch with Off Memory Function Multipurpose Durable Smarts Switchs for Home House Use
$11.95 Save $8.00 RRP: $19.95
Solar Charge Controller 10a/20a/30a Solar Panel Battery Intelligent Regulator
$14.95 Save $7.00 RRP: $21.95
MC10D 1000V Solar PV Connector IP68 Waterproof Solar PV Fuse Holder for Solar Panel Connection
$14.95
2pcs 10a Automatic Thermal Circuit Breaker Thermal Overload Protector 10amp L2 Series 125-250v Ac 50v Dc Automatic Reset Relay Fuse Thermal Switch Cir
$15.95 Save $22.00 RRP: $37.95
DC 7-26V Brushless Motor Driver DC Motor Drive Board Speed Controller Regulator with Potentiometer f
$16.95 Save $8.00 RRP: $24.95
PWM 10/20/30A Dual USB Solar Panel Battery Regulator Charge Controller 12/24V LC
$21.95 Save $7.00 RRP: $28.95
85L1 AC Panel Meter Analog Panel Ammeter Dial Current Gauge Pointer Ammeter
$21.95
Circuit Breaker Overload Protector Switch Fuse 3A 4A 5A 6A 8A 10A 15A 20A 30A
$10.95
Solar Charge Controller 20-60A MPPT/PWM LCD Display for Solar Panel Battery Regulator
$14.95
AC EMI Filter Audio Power Amplifier EMC EMI Electromagnetic Interference Purify Power DC Differentia
$16.95 Save $13.00 RRP: $29.95
Apps Voice Controlled Wireless Smarts Switch Easy Installation Smarts Button for Household Use
$13.95 Save $10.00 RRP: $23.95
Miniature Residual Current Circuit Breaker 1 Pole 400V Household Electric Leakage Protector DIN Rail Installation DZ47-63 26-27s
$18.95 Save $18.00 RRP: $36.95
Smart WiFi Remote Control Circuit Breaker Universal Smarts Control Button for Electrical Applicance
$9.95 Save $25.00 RRP: $34.95
Multimeter Banana Plug Fast Transmission Speed Gold Plated Needle Probe Electrician Test Leads 1000V
$19.95 Save $24.00 RRP: $43.95
1P Earth Leakage Circuit Breaker DZ47LE-63 10-63A MCB for Household Electrical Protection
$15.95 Save $8.00 RRP: $23.95
Miniature Residual Current Circuit Breaker 2 Poles 30mA 400V Household Electric Leakage Protector DIN Rail Installation DZ47LE-63
$14.95 Save $7.00 RRP: $21.95
250V Electric Water Heater Temperature Controller Temperature Limit Switch
$14.95 Save $7.00 RRP: $21.95
Transformers 220V To 5V 12V 24V 36V Power Supply 5 12 24 36 V 1A 2A 3A 5A 6A 8A 10A 15A 20A Transformer 220V To 12V 24V 5V
$2.95
10/20/30A 12/24V High Clarity Display Dual USB Voltage Regulator Solar Charge Controller QinHai
$15.95 Save $22.00 RRP: $37.95
DZ47-63/1P 10/16/20/32/40/63A Mini Circuit Breaker Household Leakage Protector QinHai
$6.95 Save $9.00 RRP: $15.95
BMS 7S 24V Lithium Battery Protection Board 18650 Balancer BMS Power Bank Charging for Motorcycle Scooter(15A)
$11.95 Save $6.00 RRP: $17.95
Tuya Smart Wifi Water Heater Boiler Switch Air Conditioner Smart Life Remote Voice Control for Alexa Google Home 40A
$20.95 Save $11.00 RRP: $31.95
Stylish Thickened Plush Leg Covers for Ladies Winter Warm Furry Leg Warmers Elastic Ribbed Top Boot Cuffs Toppers Socks orange pink
$16.95 Save $16.00 RRP: $32.95
Auto Solar Charge Controller Charging Regulator Solar Panel Cell Battery Safe Protection Charger
$17.95 Save $12.00 RRP: $29.95
Circuit Breaker Overload Protector Switch Fuse 3a 4a 5a 6a 8a 10a 15a 20a 30a Hfmqv
$18.95 Save $15.00 RRP: $33.95
Circuit Breaker Overload Protector Switch Fuse 3A 4A 5A 6A 8A 10A 15A 20A 30A SHYTMV 2025
$0.95 Save $1.00 RRP: $1.95
Tuya Smart WiFi Dry Contact Switch Module 10A Home Universal DIY Breaker Relay Work with Smart Life 26-27s
$17.95 Save $17.00 RRP: $34.95
DZ47-63/1P 10/16/20/32/40/63A Mini Circuit Breaker Household Leakage Protector
$7.95 Save $14.00 RRP: $21.95