Skip to content
Free shipping for orders over 3,300 yen! (Free shipping coupon for the first time only available here)
Free shipping for orders over 3,300 yen!
(Free shipping coupon for the first time only available here)

New Relay Cleaner (Spray Type / 74g) (RC-S121)

Original price ¥1,276 - Original price ¥1,276
Original price
¥1,276
¥1,276 - ¥1,276
Current price ¥1,276
(Price including tax)

在庫数535

Highly effective Contact Cleaner, free of environmentally harmful substances

Prices were revised effective May 1, 2026.

Ideal for restoring relay contact function and cleaning printed circuit boards, volume controls, connectors, and more. It does not damage most resins and has no pungent odor. It is not subject to the Organic Solvent Poisoning Prevention Regulations and contains no chlorinated or CFC-based solvents. Available in three different sizes. View size variations

Main Specifications

Model Number
RC-S121
RoHS Directive (10 Substances)
Compliant
Quantity per Pack
1 piece
NET
74 g (120 ml)
Product Dimensions (including packaging, approx.)
Φ41 × 170 mm
Weight (including packaging, approx.)
120g
JAN Code
4931442401215
Country of Origin
Japan
Ingredients
Alcohol, hydrocarbons
Appearance
Colorless, transparent liquid
Specific Gravity
0.76–0.79 (20°C)
Flammability
Flammability
Propellant gas
LPG
Hazardous Substances Under the Fire Service Act and Content
Class 4, Category 1 Petroleum (non-water-soluble): 36 ml
Flash point
-20°C or lower (isohexane)
Odor
Slight aromatic odor

★This product is sold individually. If you are considering purchasing by the case, please refer to the information below.

Number of units per case (box)
Small box: 10 bottles / Large box: 100 bottles
Small Box Dimensions (approx.)
90 × 220 × 180 mm
Small box weight (approx.)
1.3 kg
Large Box Dimensions (approx.)
480 × 230 × 370 mm
Outer box weight (approx.)
14 kg

rcs121

Customer reviews are where users post their opinions about the product. Please use this as a reference when selecting products. To reflect your free opinions, the content of the post isSunhayatoPlease note that this does not necessarily constitute a warranty or recommendation.

*Please be careful of the following when posting. We will not post reviews that deviate significantly.

  • Submitting content for non-products
  • Posts that contain expressions that slander others (individuals, products, companies)
  • Posts containing personal information and content that can identify individuals
  • Posts that encourage commercial, advertising, and guiding