◊ Common installation challenges — and how BD-3004BF addresses them
As part of the Buder Under-Sink Water Dispenser series, the BD-3004BF is built to solve key installation and distribution challenges.
Traditional under-counter systems often face:
| Typical market challenge | BD-3004BF approach |
| Multiple faucets create a cluttered sink area | ✓ 4-in-1 multifunction faucet combines hot drinking water, ambient drinking water, hot tap water, and ambient tap water into one streamlined fixture |
| Premium kitchens require a clean, minimalist appearance | ✓ Under-sink installation conceals the main system, keeping countertops and sink areas uncluttered |
| Separate drinking water and tap water systems increase complexity | ✓ One integrated solution simplifies installation and daily operation |
| Traditional water systems consume valuable countertop space | ✓ Compact under-sink design maximizes usable kitchen workspace |
Product Features
Four design principles behind the BD-3004BF
Designed to eliminate installation constraints |
Optimised for space efficiency |
4L Hot Water Capacity |
4-in-1 Multifunction Faucet When connected to a compatible water purification system, the faucet can provide: Hot Purified Water / Ambient Purified Water / Hot Tap Water / Cold Tap Water |



◊ Why It Sells
- 4-in-1 multifunction faucet
- Hot & ambient drinking water plus hot & ambient tap water
- Medical-grade 316 stainless steel hot tank
- Anti-scald hot water safety switch
- Clean, minimalist kitchen design
- Premium under-sink installation
- Flexible System Integration
Compatible with external filtration systems and faucets, allowing easy integration into different installation setups.
◊ Business Value for Distributors and OEM/ODM Partners
- Award-Backed Market Credibility Taiwan Excellence Award (2019) • Taiwan Golden Selection Award (2023) • Strong support for marketing and channel sales
- High-Margin Product Positioning Designed for mid-to-high-end segments • Feature set supports premium pricing
- OEM/ODM Ready Custom branding and design adjustments available • Voltage and specification localization supported • Certification documentation support for target markets
- Efficient Logistics & Installation Compact size reduces shipping cost • Easy integration into standard cabinetry
After-Sales Revenue Potential Maintenance-friendly design • Supports service-based business models
◊ Suitable Environments
- Kitchen renovation projects
- Executive residences
- Boutique hotels
- Serviced apartments
- Maternity centers and postpartum care facilities
- Healthcare and wellness facilities
◊ About Buder
A manufacturing foundation you can trust
√ 50+ years of water dispenser manufacturing in Taiwan
√ ISO-certified production and CE-compliant products
√ 80% in-house manufacturing for consistent quality control
√ Taiwan Excellence Award recipient

◊ FAQ
Q1. What functions does the 4-in-1 faucet provide?
A1. When connected to a compatible water purification system, the faucet can deliver:
- Hot purified water
- Ambient purified water
- Hot tap water
- Cold tap water
All functions are integrated into a single faucet for greater convenience and a cleaner kitchen design.
Q2. Is a water purification system required?
A2. Yes. The hot and chilled purified water functions require connection to a compatible water purification system. Without a filtration system, purified water functions will not be available.
Q3. Does BD-3004BF include a water purification system?
A3. The filtration configuration may vary by market and project requirements. Please contact Buder or your distributor for available system options.
Q4. What safety features are included?
A4. The system incorporates Panasonic ELCB leakage protection, Japanese WAKO thermal protection, and a hot water anti-scald safety switch.
Q5. Why use a 4-in-1 faucet?
A5. A single faucet replaces multiple fixtures, helping reduce sink clutter while providing convenient access to different water functions.
◊ Start with BD-3004BF — and bring a proven, installation-friendly solution to your market
Whether you’re planning distribution, private label, or OEM development, our B2B team is ready to support your next step with samples, technical documentation, and pricing.











