two yellow power resistors bolted on black anodized aluminum heat sink on white background

aluminium aluminum anodized background black bolt case circuit closeup colored component conductor cooler design device electric electrical electricity electronic electronics electrotechnical electrotechnics electrotechnology element encased engineering equipment gold golden hardware heat heatsink hole industrial industry isolated law macro metal metallic network nobody nopeople object ohm ohms one outer part passive power product radiator repair research resistance resistor science service shop single sink striped supply tech technical technology terminal two voltage watt white whole yellow