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ZJchao 35W 3A CC CV Adjustable Step Up Down DC DC Converter Module 5V 30V to 0.5V 30V Power Supply
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ZJchao

35W 3A CC CV Adjustable Step Up Down DC DC Converter Module 5V 30V to 0.5V 30V Power Supply

★★★★★4.7(5 ratings on Amazon)
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₹3,076.3

All taxes included | Tracking provided

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12-21 Days

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Ships direct from US suppliers for authenticity and better pricing.

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US → India delivery

Tracking provided
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Dispatch

2–4 days

Transit

8–14 days

Delivery

12–21 days

Est. delivery: Tue, 5 May – Thu, 14 May

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Typical US→India timelines. Customs or weather can add variance. We notify proactively.

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International delivery included.

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International orders supported.

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Available on select orders.

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1 Year warranty: On international products.

Customs handling: We assist where applicable.

Tracking: End to end visibility.

GST invoices: Available.

Priority support: Faster website resolution.

Price advantage: Better than most marketplaces.

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About this item

Key details

Brand
ZJchao

35w 3a Cc Cv Boost/Buck Adjustable Step Up/Down Converter Dc-Dc 5v-30v to 0.5v-30v Supply Module Step up Down Converter, Buck-Boost Converter Voltage Regulator!

Discover the 35w 3a Cc Cv Boost/Buck Adjustable Step Up/Down Converter Dc-Dc 5v-30v to 0.5v-30v Supply Module Step up Down Converter, Buck-Boost Converter Voltage Regulator. Built for dependable performance, easy setup, and everyday value.

Key features

  • Description:
  • This DC-DC converter module is a (step-down) converter combined with a boost (step-up) converter
  • of which output voltage can be lower or higher than the input
  • It features small size
  • high power
  • high efficiency and stable performance

Benefits

  • Description:
  • This DC-DC converter module is a (step-down) converter combined with a boost (st
  • of which output voltage can be lower or higher than the input

Details

This item is designed to deliver reliable results with minimal effort. It fits into a wide range of home and office setups, offering stable performance and consistent quality. Use it as a drop-in upgrade or as a trusted replacement to keep your workflow smooth.

How to use

  1. Unbox and review the quick start guide.
  2. Inspect contents and verify compatibility.
  3. Follow setup steps to connect and configure.
  4. Test the product and keep the guide for reference.

Ready to buy

Add the 35w 3a Cc Cv Boost/Buck Adjustable Step Up/Down Converter Dc-Dc 5v-30v to 0.5v-30v Supply Module Step up Down Converter, Buck-Boost Converter Voltage Regulator to your cart and enjoy a simple, reliable upgrade.

Pros

  • • [PRO 1]
  • • [PRO 2]
  • • [PRO 3]

Cons

  • • [CON 1]
  • • [CON 2]

Common Questions

Is this product genuine and authentic?
Yes. All products on Poshace are 100% authentic, sourced directly from authorized US suppliers. Every order comes with a GST invoice as proof of authenticity.
How long does delivery take to India?
Estimated delivery is 12–21 business days from the date of dispatch. We ship via FedEx and DHL with end-to-end tracking provided on every order.
Are customs duties and taxes included in the price?
Yes, completely. The price you see is the price you pay — no hidden customs fees, no surprise charges at delivery.
What is the return policy?
We offer a 7-day free return policy. If you're not satisfied, return the product within 7 days of delivery for a full refund. The item must be unused and in original packaging.

What customers say

★★★★★

“Bought on PoshAce to save vs Amazon. Tracking was clear the whole way.”

— Ria, Bengaluru

Verified Buyer

★★★★★

“Saved ₹2,400 vs Amazon India on the same model. Legit product, sealed box.”

— Rohan, Chennai

Verified Buyer

★★★★★

“First time buying internationally. Customs and duties were included. No surprises.”

— Ananya, Kolkata

Verified Buyer

★★★★★

“Compared 3 sites. PoshAce was ₹1,800 cheaper. Shipped and tracked as promised.”

— Aditya, Lucknow

Verified Buyer

★★★★★

“GST invoice was ready the same day. Perfect for business expense claims.”

— Nisha, Bhopal

Verified Buyer

★★★★★

“I've ordered 4 times now. Consistent quality and pricing every single time.”

— Swati, Kochi

Verified Buyer

Quick Overview

  • ✓CAN BOOST AND BUCK: This boost/buck module can step up or step down voltage and maintain a stable output voltage, The step down regulator can apply to constant output current.
  • ✓ULTRA LOW OUTPUT VOLTAGE: Voltage regulator has quite low output voltage, for example, 20mV when output is 12V 3A, which is great for powering speaker, audio amplifier, artificial circuit, etc.
  • ✓DC MOTOR SPEED CONTROLLER FUNCTION: It supports input over-current , input under-voltage and MOS input anti-reverse .
  • ✓CONSTANT CURRENT FUNCTION: Input 5V to 30V and it can storage battery, lithium battery, AA rechargeable battery, or adjust constant current LED brightness.
  • ✓FULL TURN LAMP FUNCTION: Red and blue light on when constant current charging, blue light on only when constant voltage charging, light on when almost fully charged, green light on only when fully charged.
Delivery timeline
Dispatch2 to 4 days
Transit8 to 14 days
Delivery12 to 21 days

Tracking is provided end to end.

  • 35w 3a Cc Cv Boost/Buck Adjustable Step Up/Down Converter Dc-Dc 5v-30v to 0.5v-30v Supply Module Step up Down Converter, Buck-Boost Converter Voltage Regulator offers reliable performance and quality
  • CAN BOOST AND BUCK: This boost/buck module can step up or step down voltage and maintain a stable output voltage, The step down regulator can apply to constant output current